{"id":56995,"date":"2025-08-15T06:49:31","date_gmt":"2025-08-14T22:49:31","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/56995.html"},"modified":"2025-08-15T06:49:31","modified_gmt":"2025-08-14T22:49:31","slug":"%e3%80%90bfs%e3%80%91p9065-yloi2023-%e4%ba%91%e6%a2%a6%e8%b0%a3%e6%99%ae%e5%8f%8a","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/56995.html","title":{"rendered":"\u3010BFS\u3011P9065 [yLOI2023] \u4e91\u68a6\u8c23|\u666e\u53ca+"},"content":{"rendered":"<h2>\u672c\u6587\u6d89\u53ca\u77e5\u8bc6\u70b9<\/h2>\n<p>C&#043;&#043;BFS\u7b97\u6cd5<\/p>\n<h2>P9065 [yLOI2023] \u4e91\u68a6\u8c23<\/h2>\n<h3>\u9898\u76ee\u80cc\u666f<\/h3>\n<p>\u5f52\u6765\u4e14\u505a\u4e91\u68a6\u68a6\u4e00\u573a \u5927\u68a6\u597d \u683d\u82b1\u95fb\u9152\u9999 \u9192\u9192\u9189\u9189\u7b11\u7b11 \u5929\u5730\u504c\u5927\u590d\u8def\u8fdc\u5c71\u9ad8 \u6700\u96be\u5f97\u5077\u534a\u65e5\u900d\u9065 \u5076\u5c14\u7cca\u6d82\u4e0d\u95ee\u4e16\u4e8b\u4e0d\u77e5\u6653<\/p>\n<p>\u2014\u2014\u94f6\u4e34 &amp; \u6155\u5bd2\u300a\u4e91\u68a6\u8c23\u300b<\/p>\n<h3>\u9898\u76ee\u63cf\u8ff0<\/h3>\n<p>\u201c\u5582&#xff0c;\u67b8\u675e&#xff0c;\u4f60\u8fd9\u53ea\u7b28\u72d7&#xff0c;\u53c8\u5077\u5403&#xff01;\u770b\u6211\u4e0d\u6536\u62fe\u4f60&#xff01;\u201d<\/p>\n<p>\u6735\u4e00\u6c14\u547c\u547c\u5730\u4ece\u9662\u5b50\u91cc\u8dd1\u51fa\u6765&#xff0c;\u624b\u4e2d\u63e1\u7740\u63b8\u5b50&#xff0c;\u800c\u67b8\u675e\u65e9\u5df2\u4e0d\u89c1\u8e2a\u5f71\u3002<\/p>\n<p>\u4e91\u68a6\u5ead\u53ef\u4ee5\u770b\u4f5c\u4e00\u4e2a <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        n<\/p>\n<p>       n<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">n<\/span><\/span><\/span><\/span><\/span> \u884c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        m<\/p>\n<p>       m<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">m<\/span><\/span><\/span><\/span><\/span> \u5217\u7684\u65b9\u683c\u9635&#xff0c;\u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        i<\/p>\n<p>       i<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6595em\"><\/span><span class=\"mord mathnormal\">i<\/span><\/span><\/span><\/span><\/span> \u884c\u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        j<\/p>\n<p>       j<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.854em;vertical-align: -0.1944em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><\/span><\/span><\/span><\/span> \u5217\u7684\u683c\u5b50\u88ab\u8bb0\u4f5c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        i<\/p>\n<p>        ,<\/p>\n<p>        j<\/p>\n<p>        )<\/p>\n<p>       (i,j)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>\u3002\u6bcf\u4e2a\u683c\u5b50 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        i<\/p>\n<p>        ,<\/p>\n<p>        j<\/p>\n<p>        )<\/p>\n<p>       (i,j)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u8981\u4e48\u6709\u4e00\u4e2a\u9ad8\u5ea6 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>         h<\/p>\n<p>          i<\/p>\n<p>          ,<\/p>\n<p>          j<\/p>\n<p>       h_{i,j}<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.9805em;vertical-align: -0.2861em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">h<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3117em\"><span class=\"\" style=\"top: -2.55em;margin-left: 0em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">i<\/span><span class=\"mpunct mtight\">,<\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.0572em\">j<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.2861em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>&#xff08;<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>         h<\/p>\n<p>          i<\/p>\n<p>          ,<\/p>\n<p>          j<\/p>\n<p>       h_{i,j}<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.9805em;vertical-align: -0.2861em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">h<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3117em\"><span class=\"\" style=\"top: -2.55em;margin-left: 0em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">i<\/span><span class=\"mpunct mtight\">,<\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.0572em\">j<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.2861em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span> \u4e3a\u6b63\u6574\u6570&#xff09;&#xff0c;\u8981\u4e48\u662f\u969c\u788d\u7269&#xff0c;\u4e0d\u80fd\u901a\u8fc7\u3002&#xff08;\u65b9\u4fbf\u8d77\u89c1&#xff0c;\u7ea6\u5b9a\u969c\u788d\u7269\u7684 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>         h<\/p>\n<p>          i<\/p>\n<p>          ,<\/p>\n<p>          j<\/p>\n<p>       h_{i,j}<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.9805em;vertical-align: -0.2861em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">h<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3117em\"><span class=\"\" style=\"top: -2.55em;margin-left: 0em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">i<\/span><span class=\"mpunct mtight\">,<\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.0572em\">j<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.2861em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span> \u7528 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        0<\/p>\n<p>       0<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">0<\/span><\/span><\/span><\/span><\/span> \u8868\u793a\u3002&#xff09;\u53e6\u5916&#xff0c;\u4e91\u68a6\u5ead\u4e0a\u6709 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        k<\/p>\n<p>       k<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6944em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0315em\">k<\/span><\/span><\/span><\/span><\/span> \u4e2a\u6307\u5b9a\u7684\u683c\u5b50\u4e0a\u53ef\u4ee5\u8fdb\u884c\u5fa1\u5251\u98de\u884c\u3002\u5f00\u59cb\u65f6&#xff0c;\u6735\u4e00\u548c\u67b8\u675e\u5206\u522b\u4f4d\u4e8e\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        1<\/p>\n<p>        ,<\/p>\n<p>        1<\/p>\n<p>        )<\/p>\n<p>       (1,1)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">1<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u548c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        n<\/p>\n<p>        ,<\/p>\n<p>        m<\/p>\n<p>        )<\/p>\n<p>       (n,m)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">n<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\">m<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>\u3002<\/p>\n<p>\u6735\u4e00\u7684\u5fa1\u5251\u98de\u884c\u8fd8\u4e0d\u662f\u5f88\u719f\u7ec3&#xff0c;\u73b0\u5728\u5979\u8fd8\u63a7\u5236\u4e0d\u597d\u5fa1\u5251\u7684\u9ad8\u5ea6\u3002\u56e0\u6b64\u5728\u4efb\u610f\u65f6\u523b&#xff0c;\u6735\u4e00\u5728\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        i<\/p>\n<p>        ,<\/p>\n<p>        j<\/p>\n<p>        )<\/p>\n<p>       (i,j)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u4e0a\u53ef\u4ee5\u505a\u5982\u4e0b\u884c\u52a8\u4e4b\u4e00&#xff1a;<\/p>\n<ul>\n<li>\u79fb\u52a8\u5230\u4e0e\u8be5\u65b9\u683c\u76f8\u90bb\u7684\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">\n<p>         (<\/p>\n<p>         i<\/p>\n<p>         \u2212<\/p>\n<p>         1<\/p>\n<p>         ,<\/p>\n<p>         j<\/p>\n<p>         )<\/p>\n<p>        (i-1,j)<\/p>\n<p>     <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><span class=\"mbin\">\u2212<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mord\">1<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>\u3001<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>         (<\/p>\n<p>         i<\/p>\n<p>         &#043;<\/p>\n<p>         1<\/p>\n<p>         ,<\/p>\n<p>         j<\/p>\n<p>         )<\/p>\n<p>        (i&#043;1,j)<\/p>\n<p>     <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><span class=\"mbin\">&#043;<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mord\">1<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>\u3001<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>         (<\/p>\n<p>         i<\/p>\n<p>         ,<\/p>\n<p>         j<\/p>\n<p>         \u2212<\/p>\n<p>         1<\/p>\n<p>         )<\/p>\n<p>        (i,j-1)<\/p>\n<p>     <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><span class=\"mbin\">\u2212<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>\u3001<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>         (<\/p>\n<p>         i<\/p>\n<p>         ,<\/p>\n<p>         j<\/p>\n<p>         &#043;<\/p>\n<p>         1<\/p>\n<p>         )<\/p>\n<p>        (i,j&#043;1)<\/p>\n<p>     <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><span class=\"mbin\">&#043;<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u4e4b\u4e00\u4e0a&#xff08;\u4e0d\u80fd\u79fb\u52a8\u51fa\u65b9\u683c\u8fb9\u754c&#xff0c;\u4e5f\u4e0d\u80fd\u79fb\u52a8\u5230\u969c\u788d\u7269\u4e0a&#xff09;&#xff1b;<\/li>\n<li>\u5982\u679c\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">\n<p>         (<\/p>\n<p>         i<\/p>\n<p>         ,<\/p>\n<p>         j<\/p>\n<p>         )<\/p>\n<p>        (i,j)<\/p>\n<p>     <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u4e0a\u5141\u8bb8\u5fa1\u5251\u98de\u884c&#xff0c;\u5219\u6735\u4e00\u53ef\u4ee5\u5fa1\u5251\u98de\u884c\u81f3\u53e6\u4e00\u4e2a\u540c\u6837\u5141\u8bb8\u5fa1\u5251\u98de\u884c\u4e14\u4e0e\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>          (<\/p>\n<p>          i<\/p>\n<p>          ,<\/p>\n<p>          j<\/p>\n<p>          )<\/p>\n<p>         (i,j)<\/p>\n<p>      <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u9ad8\u5ea6\u76f8\u7b49\u7684\u65b9\u683c\u4e0a&#xff1b;<\/li>\n<li>\u4f7f\u7528\u4ed9\u6cd5\u5c06\u5f53\u524d\u683c\u5b50\u7684\u9ad8\u5ea6 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">\n<p>          h<\/p>\n<p>           i<\/p>\n<p>           ,<\/p>\n<p>           j<\/p>\n<p>        h_{i,j}<\/p>\n<p>     <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.9805em;vertical-align: -0.2861em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">h<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3117em\"><span class=\"\" style=\"top: -2.55em;margin-left: 0em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">i<\/span><span class=\"mpunct mtight\">,<\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.0572em\">j<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.2861em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span> \u6539\u53d8\u4e3a\u4efb\u4e00\u6b63\u6574\u6570\u3002<\/li>\n<\/ul>\n<p>\u8fdb\u884c\u4e0a\u8ff0\u6bcf\u9879\u884c\u52a8\u5747\u9700\u82b1\u8d39 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        1<\/p>\n<p>       1<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">1<\/span><\/span><\/span><\/span><\/span> \u4e2a\u5355\u4f4d\u65f6\u95f4\u3002<\/p>\n<p>\u201c\u54fc&#xff0c;\u7b28\u72d7\u5b50\u4f60\u518d\u8dd1&#xff01;\u201d\u8bf4\u7f62&#xff0c;\u6735\u4e00\u4fbf\u8ffd\u4e86\u51fa\u53bb\u3002\u6735\u4e00\u63a5\u4e0b\u6765\u8fd8\u8981\u5c3d\u5feb\u7ee7\u7eed\u4eca\u5929\u7684\u4fee\u884c&#xff0c;\u56e0\u6b64\u5979\u60f3\u77e5\u9053\u5230\u8fbe <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        n<\/p>\n<p>        ,<\/p>\n<p>        m<\/p>\n<p>        )<\/p>\n<p>       (n,m)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">n<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\">m<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u683c\u5b50\u6240\u9700\u7684\u6700\u77ed\u65f6\u95f4\u662f\u591a\u5c11\u3002<\/p>\n<h3>\u8f93\u5165\u683c\u5f0f<\/h3>\n<p>\u8f93\u5165\u7684\u7b2c\u4e00\u884c\u6709\u4e09\u4e2a\u6574\u6570&#xff0c;\u4f9d\u6b21\u8868\u793a\u65b9\u683c\u9635\u7684\u884c\u6570 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        n<\/p>\n<p>       n<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">n<\/span><\/span><\/span><\/span><\/span>\u3001\u5217\u6570 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        m<\/p>\n<p>       m<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">m<\/span><\/span><\/span><\/span><\/span> \u548c\u80fd\u5fa1\u5251\u98de\u884c\u7684\u65b9\u683c\u4e2a\u6570 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        k<\/p>\n<p>       k<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6944em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0315em\">k<\/span><\/span><\/span><\/span><\/span>\u3002 \u63a5\u4e0b\u6765 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        n<\/p>\n<p>       n<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">n<\/span><\/span><\/span><\/span><\/span> \u884c&#xff0c;\u6bcf\u884c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        m<\/p>\n<p>       m<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">m<\/span><\/span><\/span><\/span><\/span> \u4e2a\u6574\u6570&#xff0c;\u5176\u4e2d\u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        i<\/p>\n<p>       i<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6595em\"><\/span><span class=\"mord mathnormal\">i<\/span><\/span><\/span><\/span><\/span> \u884c\u7684\u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        j<\/p>\n<p>       j<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.854em;vertical-align: -0.1944em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><\/span><\/span><\/span><\/span> \u4e2a\u6570\u8868\u793a\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        i<\/p>\n<p>        ,<\/p>\n<p>        j<\/p>\n<p>        )<\/p>\n<p>       (i,j)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0572em\">j<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u7684\u9ad8\u5ea6 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>         h<\/p>\n<p>          i<\/p>\n<p>          ,<\/p>\n<p>          j<\/p>\n<p>       h_{i,j}<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.9805em;vertical-align: -0.2861em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">h<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3117em\"><span class=\"\" style=\"top: -2.55em;margin-left: 0em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">i<\/span><span class=\"mpunct mtight\">,<\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.0572em\">j<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.2861em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u3002\u6570\u636e\u4fdd\u8bc1 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>         h<\/p>\n<p>          1<\/p>\n<p>          ,<\/p>\n<p>          1<\/p>\n<p>       h_{1,1}<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.9805em;vertical-align: -0.2861em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">h<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3011em\"><span class=\"\" style=\"top: -2.55em;margin-left: 0em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mtight\">1<\/span><span class=\"mpunct mtight\">,<\/span><span class=\"mord mtight\">1<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.2861em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span> \u548c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>         h<\/p>\n<p>          n<\/p>\n<p>          ,<\/p>\n<p>          m<\/p>\n<p>       h_{n,m}<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.9805em;vertical-align: -0.2861em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">h<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.1514em\"><span class=\"\" style=\"top: -2.55em;margin-left: 0em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">n<\/span><span class=\"mpunct mtight\">,<\/span><span class=\"mord mathnormal mtight\">m<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.2861em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span> \u4e0d\u4e3a <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        0<\/p>\n<p>       0<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">0<\/span><\/span><\/span><\/span><\/span>\u3002 \u63a5\u4e0b\u6765 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        k<\/p>\n<p>       k<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6944em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0315em\">k<\/span><\/span><\/span><\/span><\/span> \u884c&#xff0c;\u6bcf\u884c\u4e24\u4e2a\u6574\u6570 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        x<\/p>\n<p>       x<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">x<\/span><\/span><\/span><\/span><\/span> \u548c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        y<\/p>\n<p>       y<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.625em;vertical-align: -0.1944em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0359em\">y<\/span><\/span><\/span><\/span><\/span>&#xff0c;\u8868\u793a\u4e00\u4e2a\u5141\u8bb8\u5fa1\u5251\u98de\u884c\u7684\u65b9\u683c\u7684\u5750\u6807 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        x<\/p>\n<p>        ,<\/p>\n<p>        y<\/p>\n<p>        )<\/p>\n<p>       (x, y)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">x<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0359em\">y<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>\u3002\u6570\u636e\u4fdd\u8bc1\u8fd9 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        k<\/p>\n<p>       k<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6944em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0315em\">k<\/span><\/span><\/span><\/span><\/span> \u4e2a\u65b9\u683c\u7684\u5750\u6807\u4e92\u4e0d\u76f8\u540c\u3002<\/p>\n<h3>\u8f93\u51fa\u683c\u5f0f<\/h3>\n<p>\u4e00\u884c\u4e00\u4e2a\u6574\u6570&#xff0c;\u8868\u793a\u6735\u4e00\u5230\u8fbe <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        n<\/p>\n<p>        ,<\/p>\n<p>        m<\/p>\n<p>        )<\/p>\n<p>       (n,m)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">n<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\">m<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u6240\u9700\u7684\u6700\u5c0f\u65f6\u95f4\u3002\u5982\u679c\u6735\u4e00\u65e0\u6cd5\u5230\u8fbe&#xff0c;\u8f93\u51fa -1\u3002<\/p>\n<h3>\u8f93\u5165\u8f93\u51fa\u6837\u4f8b #1<\/h3>\n<h4>\u8f93\u5165 #1<\/h4>\n<p>4 4 2<br \/>\n1 2 3 4<br \/>\n1 2 3 4<br \/>\n1 2 3 4<br \/>\n1 2 3 4<br \/>\n1 1<br \/>\n3 4<\/p>\n<h4>\u8f93\u51fa #1<\/h4>\n<p>3<\/p>\n<h3>\u8f93\u5165\u8f93\u51fa\u6837\u4f8b #2<\/h3>\n<h4>\u8f93\u5165 #2<\/h4>\n<p>4 4 3<br \/>\n1 2 3 4<br \/>\n1 2 3 4<br \/>\n1 2 3 4<br \/>\n1 2 3 4<br \/>\n1 1<br \/>\n2 4<br \/>\n4 1<\/p>\n<h4>\u8f93\u51fa #2<\/h4>\n<p>4<\/p>\n<h3>\u8f93\u5165\u8f93\u51fa\u6837\u4f8b #3<\/h3>\n<h4>\u8f93\u5165 #3<\/h4>\n<p>2 5 0<br \/>\n1 0 3 3 4<br \/>\n2 3 4 0 5<\/p>\n<h4>\u8f93\u51fa #3<\/h4>\n<p>7<\/p>\n<h3>\u8f93\u5165\u8f93\u51fa\u6837\u4f8b #4<\/h3>\n<h4>\u8f93\u5165 #4<\/h4>\n<p>4 4 3<br \/>\n1 1 1 0<br \/>\n1 1 0 1<br \/>\n1 0 1 1<br \/>\n0 1 1 1<br \/>\n1 1<br \/>\n2 1<br \/>\n3 3<\/p>\n<h4>\u8f93\u51fa #4<\/h4>\n<p>3<\/p>\n<h3>\u8bf4\u660e\/\u63d0\u793a<\/h3>\n<h4>\u6837\u4f8b 1 \u89e3\u91ca<\/h4>\n<p>\u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        1<\/p>\n<p>       1<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">1<\/span><\/span><\/span><\/span><\/span> \u4e2a\u5355\u4f4d\u65f6\u95f4&#xff0c;\u6735\u4e00\u5c06\u5f53\u524d\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        1<\/p>\n<p>        ,<\/p>\n<p>        1<\/p>\n<p>        )<\/p>\n<p>       (1,1)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">1<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u7684\u9ad8\u5ea6\u4fee\u6539\u4e3a <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        4<\/p>\n<p>       4<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">4<\/span><\/span><\/span><\/span><\/span>&#xff1b; \u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        2<\/p>\n<p>       2<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">2<\/span><\/span><\/span><\/span><\/span> \u4e2a\u5355\u4f4d\u65f6\u95f4&#xff0c;\u6735\u4e00\u4ece\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        1<\/p>\n<p>        ,<\/p>\n<p>        1<\/p>\n<p>        )<\/p>\n<p>       (1,1)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">1<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u5fa1\u5251\u98de\u884c\u81f3 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        3<\/p>\n<p>        ,<\/p>\n<p>        4<\/p>\n<p>        )<\/p>\n<p>       (3,4)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">3<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">4<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>&#xff1b; \u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        3<\/p>\n<p>       3<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">3<\/span><\/span><\/span><\/span><\/span> \u4e2a\u5355\u4f4d\u65f6\u95f4&#xff0c;\u6735\u4e00\u4ece\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        3<\/p>\n<p>        ,<\/p>\n<p>        4<\/p>\n<p>        )<\/p>\n<p>       (3,4)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">3<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">4<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u79fb\u52a8\u5230 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        4<\/p>\n<p>        ,<\/p>\n<p>        4<\/p>\n<p>        )<\/p>\n<p>       (4,4)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">4<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">4<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>&#xff0c;\u8ffd\u4e0a\u4e86\u67b8\u675e\u3002<\/p>\n<h4>\u6837\u4f8b 2 \u89e3\u91ca<\/h4>\n<p>\u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        1<\/p>\n<p>       1<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">1<\/span><\/span><\/span><\/span><\/span> \u4e2a\u5355\u4f4d\u65f6\u95f4&#xff0c;\u6735\u4e00\u4ece\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        1<\/p>\n<p>        ,<\/p>\n<p>        1<\/p>\n<p>        )<\/p>\n<p>       (1,1)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">1<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u5fa1\u5251\u98de\u884c\u81f3 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        4<\/p>\n<p>        ,<\/p>\n<p>        1<\/p>\n<p>        )<\/p>\n<p>       (4,1)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">4<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>&#xff1b; \u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        2<\/p>\n<p>       2<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">2<\/span><\/span><\/span><\/span><\/span> \u4e2a\u5355\u4f4d\u65f6\u95f4&#xff0c;\u6735\u4e00\u4ece\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        4<\/p>\n<p>        ,<\/p>\n<p>        1<\/p>\n<p>        )<\/p>\n<p>       (4,1)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">4<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u79fb\u52a8\u5230 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        4<\/p>\n<p>        ,<\/p>\n<p>        2<\/p>\n<p>        )<\/p>\n<p>       (4,2)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">4<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">2<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>&#xff1b; \u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        3<\/p>\n<p>       3<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">3<\/span><\/span><\/span><\/span><\/span> \u4e2a\u5355\u4f4d\u65f6\u95f4&#xff0c;\u6735\u4e00\u4ece\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        4<\/p>\n<p>        ,<\/p>\n<p>        2<\/p>\n<p>        )<\/p>\n<p>       (4,2)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">4<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">2<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u79fb\u52a8\u5230 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        4<\/p>\n<p>        ,<\/p>\n<p>        3<\/p>\n<p>        )<\/p>\n<p>       (4,3)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">4<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">3<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>&#xff1b; \u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        4<\/p>\n<p>       4<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">4<\/span><\/span><\/span><\/span><\/span> \u4e2a\u5355\u4f4d\u65f6\u95f4&#xff0c;\u6735\u4e00\u4ece\u65b9\u683c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        4<\/p>\n<p>        ,<\/p>\n<p>        3<\/p>\n<p>        )<\/p>\n<p>       (4,3)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">4<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">3<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> \u79fb\u52a8\u5230 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        (<\/p>\n<p>        4<\/p>\n<p>        ,<\/p>\n<p>        4<\/p>\n<p>        )<\/p>\n<p>       (4,4)<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord\">4<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\">4<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>&#xff0c;\u8ffd\u4e0a\u4e86\u67b8\u675e\u3002<\/p>\n<h4>\u6570\u636e\u89c4\u6a21\u4e0e\u7ea6\u5b9a<\/h4>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250814224929-689e67f9ad179.png\" alt=\"\" \/><\/p>\n<p>\u5bf9\u5168\u90e8\u7684\u6d4b\u8bd5\u70b9&#xff0c;\u4fdd\u8bc1 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        1<\/p>\n<p>        \u2264<\/p>\n<p>        n<\/p>\n<p>        ,<\/p>\n<p>        m<\/p>\n<p>        \u2264<\/p>\n<p>        3<\/p>\n<p>        \u00d7<\/p>\n<p>         10<\/p>\n<p>         3<\/p>\n<p>       1 \\\\leq n, m \\\\leq 3 \\\\times 10^3<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.7804em;vertical-align: -0.136em\"><\/span><span class=\"mord\">1<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><span class=\"mrel\">\u2264<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 0.8304em;vertical-align: -0.1944em\"><\/span><span class=\"mord mathnormal\">n<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\">m<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><span class=\"mrel\">\u2264<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 0.7278em;vertical-align: -0.0833em\"><\/span><span class=\"mord\">3<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><span class=\"mbin\">\u00d7<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 0.8141em\"><\/span><span class=\"mord\">1<\/span><span class=\"mord\"><span class=\"mord\">0<\/span><span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.8141em\"><span class=\"\" style=\"top: -3.063em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">3<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>&#xff0c;<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"><\/p>\n<p>        0<\/p>\n<p>        \u2264<\/p>\n<p>        k<\/p>\n<p>        ,<\/p>\n<p>         h<\/p>\n<p>          i<\/p>\n<p>          ,<\/p>\n<p>          j<\/p>\n<p>        \u2264<\/p>\n<p>        n<\/p>\n<p>        \u00d7<\/p>\n<p>        m<\/p>\n<p>       0 \\\\leq k,h_{i,j} \\\\leq n \\\\times m<\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.7804em;vertical-align: -0.136em\"><\/span><span class=\"mord\">0<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><span class=\"mrel\">\u2264<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 0.9805em;vertical-align: -0.2861em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.0315em\">k<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">h<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3117em\"><span class=\"\" style=\"top: -2.55em;margin-left: 0em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">i<\/span><span class=\"mpunct mtight\">,<\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.0572em\">j<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.2861em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><span class=\"mrel\">\u2264<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 0.6667em;vertical-align: -0.0833em\"><\/span><span class=\"mord mathnormal\">n<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><span class=\"mbin\">\u00d7<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">m<\/span><\/span><\/span><\/span><\/span>\u3002<\/p>\n<h4>\u63d0\u793a<\/h4>\n<p>\u8bf7\u6ce8\u610f\u5927\u91cf\u6570\u636e\u8bfb\u5165\u5bf9\u7a0b\u5e8f\u6548\u7387\u9020\u6210\u7684\u5f71\u54cd&#xff0c;\u9009\u62e9\u5408\u9002\u7684\u8bfb\u5165\u65b9\u5f0f&#xff0c;\u907f\u514d\u8d85\u65f6\u3002<\/p>\n<h4>\u8bf4\u660e<\/h4>\n<p>\u672c\u9898\u5171\u6709 5 \u4e2a\u9644\u52a0\u6837\u4f8b\u6587\u4ef6&#xff0c;\u89c1\u9644\u4ef6\u91cc\u7684 dream.zip\u3002<\/p>\n<h4>\u540e\u8bb0<\/h4>\n<p>\u4e0d\u8fc7&#xff0c;\u522b\u770b\u6735\u4e00\u73b0\u5728\u4e00\u526f\u751f\u6c14\u7684\u6837\u5b50&#xff0c;\u53ef\u5f53\u5979\u8ffd\u4e0a\u67b8\u675e\u540e&#xff0c;\u5927\u62b5\u662f\u4e0d\u820d\u5f97\u771f\u7684\u52a8\u624b\u5427\u3002\u201c\u563f\u563f&#xff0c;\u4eca\u65e5\u7684\u4fee\u884c\u7ed3\u675f\u540e&#xff0c;\u8be5\u5403\u4ec0\u4e48\u597d\u5462&#xff1f;\u201d\u5728\u8fd9\u98de\u7011\u60ac\u6302\u3001\u7fe0\u7af9\u6000\u62b1\u7684\u4e91\u68a6\u5ead\u4e2d&#xff0c;\u4fee\u4ed9\u70bc\u4f53&#xff0c;\u4e0d\u7fa1\u5c18\u56a3&#xff0c;\u5e94\u662f\u8fd9\u4e16\u4e0a\u6700\u900d\u9065\u7684\u4e8b\u4e86\u3002<\/p>\n<h2>BFS<\/h2>\n<p>**\u6027\u8d28\u4e00 * *&#xff1a;\u5b58\u5728\u6700\u4f18\u89e3&#xff0c;\u98de\u884c\u6b21\u6570\u4e0d\u8d85\u8fc71\u3002\u5982\u679c\u98de\u884c\u6b21\u6570\u5927\u4e8e1&#xff0c;\u7b2c\u4e00\u6b21\u98de\u884c\u7684\u8d77\u70b9\u662fu&#xff0c;\u6700\u540e\u4e00\u6b21\u98de\u884c\u7684\u7ec8\u70b9\u662fv&#xff0c;\u5219\u76f4\u63a5\u4eceu\u98de\u884c\u5230v\u662f\u4e0d\u52a3\u89e3\u3002 \u6027\u8d28\u4e8c&#xff1a;\u4ee4\u98de\u884c\u4e00\u6b21\u7684\u6700\u4f18\u89e3\u4eceu\u98de\u884c\u5230v\u3002\u5219\u4e0d\u5b58\u5728\u53ef\u98de\u884c\u70b9\u5230\u8d77\u70b9\u7684\u8ddd\u79bb\u5c0f\u4e8eu&#xff0c;\u5230\u7ec8\u70b9\u7684\u8ddd\u79bb\u5c0f\u4e8ev\u3002 \u4e24\u6b21BFS&#xff0c;BFS\u8d77\u70b9\u5206\u522b\u662f\u672c\u9898\u8d77\u70b9\u548c\u7ec8\u70b9\u3002\u4ee4\u8d77\u70b9\u5230\u4efb\u610f\u98de\u884c\u70b9\u6700\u77ed\u7684\u8ddd\u79bb\u662fd1&#xff0c;v1\u8bb0\u5f55\u6240\u6709\u5230\u8d77\u70b9\u8ddd\u79bb\u4e3ad1\u7684\u9ad8\u5ea6\u3002\u4ee4\u7ec8\u70b9\u5230\u4efb\u610f\u98de\u884c\u70b9\u7684\u6700\u77ed\u8ddd\u79bb\u662fd2&#xff0c;v2 \u8bb0\u5f55\u6240\u6709\u5230\u7ec8\u70b9\u8ddd\u79bbd2\u7684\u98de\u884c\u70b9\u9ad8\u5ea6\u3002\u5982\u679cv2\u548cv1\u6709\u4ea4\u96c6&#xff0c;\u5219\u4e00\u6b21\u98de\u884c\u7684\u6700\u77ed\u8ddd\u79bb\u662f&#xff1a;d1&#043;d2&#043;1&#xff0c;\u5426\u5219\u662fd1&#043;d2&#043;2\u3002\u5982\u679cv1\u6216v2\u4e3a\u7a7a&#xff0c;\u5219\u65e0\u6cd5\u98de\u884c\u3002 0\u6b21\u98de\u884c\u662fdis1.back()\u3002 \u65f6\u95f4\u590d\u6742\u5ea6&#xff1a;O(nm)<\/p>\n<h2>\u4ee3\u7801<\/h2>\n<h3>\u6838\u5fc3\u4ee3\u7801<\/h3>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;iostream&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;sstream&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;vector&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;map&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;unordered_map&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;set&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;unordered_set&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;string&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;algorithm&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;functional&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;queue&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;stack&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;iomanip&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;numeric&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;math.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;climits&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;assert.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;cstring&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;list&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;array&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;bitset&gt;<\/span><\/span><br \/>\n<span class=\"token keyword\">using<\/span> <span class=\"token keyword\">namespace<\/span> std<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T2<\/span><span class=\"token operator\">&gt;<\/span><br \/>\nstd<span class=\"token double-colon punctuation\">::<\/span>istream<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span>istream<span class=\"token operator\">&amp;<\/span> in<span class=\"token punctuation\">,<\/span> pair<span class=\"token operator\">&lt;<\/span>T1<span class=\"token punctuation\">,<\/span> T2<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&amp;<\/span> pr<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nin <span class=\"token operator\">&gt;&gt;<\/span> pr<span class=\"token punctuation\">.<\/span>first <span class=\"token operator\">&gt;&gt;<\/span> pr<span class=\"token punctuation\">.<\/span>second<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> in<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T3<\/span> <span class=\"token operator\">&gt;<\/span><br \/>\nstd<span class=\"token double-colon punctuation\">::<\/span>istream<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span>istream<span class=\"token operator\">&amp;<\/span> in<span class=\"token punctuation\">,<\/span> tuple<span class=\"token operator\">&lt;<\/span>T1<span class=\"token punctuation\">,<\/span> T2<span class=\"token punctuation\">,<\/span> T3<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&amp;<\/span> t<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nin <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">0<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>t<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">1<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>t<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">2<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>t<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> in<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T3<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T4<\/span> <span class=\"token operator\">&gt;<\/span><br \/>\nstd<span class=\"token double-colon punctuation\">::<\/span>istream<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span>istream<span class=\"token operator\">&amp;<\/span> in<span class=\"token punctuation\">,<\/span> tuple<span class=\"token operator\">&lt;<\/span>T1<span class=\"token punctuation\">,<\/span> T2<span class=\"token punctuation\">,<\/span> T3<span class=\"token punctuation\">,<\/span> T4<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&amp;<\/span> t<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nin <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">0<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>t<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">1<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>t<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">2<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>t<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">3<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>t<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> in<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">Read<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span> n<span class=\"token punctuation\">;<\/span><br \/>\ncin <span class=\"token operator\">&gt;&gt;<\/span> n<span class=\"token punctuation\">;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">ret<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> n<span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\ncin <span class=\"token operator\">&gt;&gt;<\/span> ret<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> ret<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">ReadNotNum<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> ret<span class=\"token punctuation\">;<\/span><br \/>\nT tmp<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span>cin <span class=\"token operator\">&gt;&gt;<\/span> tmp<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nret<span class=\"token punctuation\">.<\/span><span class=\"token function\">emplace_back<\/span><span class=\"token punctuation\">(<\/span>tmp<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token char\">&#039;\\\\n&#039;<\/span> <span class=\"token operator\">&#061;&#061;<\/span> cin<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> ret<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">Read<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> n<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">ret<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> n<span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\ncin <span class=\"token operator\">&gt;&gt;<\/span> ret<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> ret<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span> N <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1&#039;000&#039;000<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">COutBuff<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token function\">COutBuff<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nm_p <span class=\"token operator\">&#061;<\/span> puffer<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">write<\/span><span class=\"token punctuation\">(<\/span>T x<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span> num<span class=\"token punctuation\">[<\/span><span class=\"token number\">28<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span> sp <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>x <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token operator\">*<\/span>m_p<span class=\"token operator\">&#043;&#043;<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token char\">&#039;-&#039;<\/span><span class=\"token punctuation\">,<\/span> x <span class=\"token operator\">&#061;<\/span> <span class=\"token operator\">&#8211;<\/span>x<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>x<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token operator\">*<\/span>m_p<span class=\"token operator\">&#043;&#043;<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">48<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">)<\/span><br \/>\nnum<span class=\"token punctuation\">[<\/span><span class=\"token operator\">&#043;&#043;<\/span>sp<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> x <span class=\"token operator\">%<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> x <span class=\"token operator\">\/&#061;<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span>sp<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token operator\">*<\/span>m_p<span class=\"token operator\">&#043;&#043;<\/span> <span class=\"token operator\">&#061;<\/span> num<span class=\"token punctuation\">[<\/span>sp<span class=\"token operator\">&#8212;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">48<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">AuotToFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">writestr<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span> sz<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">strcpy<\/span><span class=\"token punctuation\">(<\/span>m_p<span class=\"token punctuation\">,<\/span> sz<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nm_p <span class=\"token operator\">&#043;&#061;<\/span> <span class=\"token function\">strlen<\/span><span class=\"token punctuation\">(<\/span>sz<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">AuotToFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">write<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">char<\/span> ch<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token operator\">*<\/span>m_p<span class=\"token operator\">&#043;&#043;<\/span> <span class=\"token operator\">&#061;<\/span> ch<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">AuotToFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">ToFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">fwrite<\/span><span class=\"token punctuation\">(<\/span>puffer<span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> m_p <span class=\"token operator\">&#8211;<\/span> puffer<span class=\"token punctuation\">,<\/span> <span class=\"token constant\">stdout<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nm_p <span class=\"token operator\">&#061;<\/span> puffer<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token operator\">~<\/span><span class=\"token function\">COutBuff<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">ToFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">AuotToFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>m_p <span class=\"token operator\">&#8211;<\/span> puffer <span class=\"token operator\">&gt;<\/span> N <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">ToFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">char<\/span>  puffer<span class=\"token punctuation\">[<\/span>N<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">*<\/span> m_p<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span> N <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1&#039;000&#039;000<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">CInBuff<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> <span class=\"token function\">CInBuff<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> CInBuff<span class=\"token operator\">&lt;<\/span>N<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">char<\/span><span class=\"token operator\">&amp;<\/span> ch<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">FileToBuf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token char\">&#039;\\\\r&#039;<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">*<\/span>S<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token char\">&#039;\\\\n&#039;<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">*<\/span>S<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token char\">&#039; &#039;<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">*<\/span>S<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> S<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token comment\">\/\/\u5ffd\u7565\u7a7a\u683c\u548c\u56de\u8f66<\/span><br \/>\nch <span class=\"token operator\">&#061;<\/span> <span class=\"token operator\">*<\/span>S<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> CInBuff<span class=\"token operator\">&lt;<\/span>N<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> val<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">FileToBuf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> <span class=\"token function\">x<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token function\">f<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span><span class=\"token function\">isdigit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>S<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\nf <span class=\"token operator\">|&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>S<span class=\"token operator\">&#043;&#043;<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token char\">&#039;-&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">isdigit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>S<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\nx <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>x <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token punctuation\">(<\/span>x <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>S<span class=\"token operator\">&#043;&#043;<\/span> <span class=\"token operator\">^<\/span> <span class=\"token number\">48<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nval <span class=\"token operator\">&#061;<\/span> f <span class=\"token operator\">?<\/span> <span class=\"token operator\">&#8211;<\/span>x <span class=\"token operator\">:<\/span> x<span class=\"token punctuation\">;<\/span> S<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5ffd\u7565\u7a7a\u683c\u6362\u884c<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> CInBuff<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">long<\/span> <span class=\"token keyword\">long<\/span><span class=\"token operator\">&amp;<\/span> val<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">FileToBuf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">long<\/span> <span class=\"token keyword\">long<\/span> <span class=\"token function\">x<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token keyword\">int<\/span> <span class=\"token function\">f<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span><span class=\"token function\">isdigit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>S<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\nf <span class=\"token operator\">|&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>S<span class=\"token operator\">&#043;&#043;<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token char\">&#039;-&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">isdigit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>S<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\nx <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>x <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token punctuation\">(<\/span>x <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>S<span class=\"token operator\">&#043;&#043;<\/span> <span class=\"token operator\">^<\/span> <span class=\"token number\">48<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nval <span class=\"token operator\">&#061;<\/span> f <span class=\"token operator\">?<\/span> <span class=\"token operator\">&#8211;<\/span>x <span class=\"token operator\">:<\/span> x<span class=\"token punctuation\">;<\/span> S<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5ffd\u7565\u7a7a\u683c\u6362\u884c<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T2<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> CInBuff<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token punctuation\">(<\/span>pair<span class=\"token operator\">&lt;<\/span>T1<span class=\"token punctuation\">,<\/span> T2<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&amp;<\/span> val<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span> <span class=\"token operator\">&gt;&gt;<\/span> val<span class=\"token punctuation\">.<\/span>first <span class=\"token operator\">&gt;&gt;<\/span> val<span class=\"token punctuation\">.<\/span>second<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T3<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> CInBuff<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token punctuation\">(<\/span>tuple<span class=\"token operator\">&lt;<\/span>T1<span class=\"token punctuation\">,<\/span> T2<span class=\"token punctuation\">,<\/span> T3<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&amp;<\/span> val<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">0<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>val<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">1<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>val<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">2<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>val<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T3<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T4<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> CInBuff<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token punctuation\">(<\/span>tuple<span class=\"token operator\">&lt;<\/span>T1<span class=\"token punctuation\">,<\/span> T2<span class=\"token punctuation\">,<\/span> T3<span class=\"token punctuation\">,<\/span> T4<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&amp;<\/span> val<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">0<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>val<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">1<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>val<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">2<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>val<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token generic-function\"><span class=\"token function\">get<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token number\">3<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>val<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> CInBuff<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token punctuation\">(<\/span>vector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&amp;<\/span> val<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span> n<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span> <span class=\"token operator\">&gt;&gt;<\/span> n<span class=\"token punctuation\">;<\/span><br \/>\nval<span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> n<span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span> <span class=\"token operator\">&gt;&gt;<\/span> val<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">Read<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> n<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">ret<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> n<span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span> <span class=\"token operator\">&gt;&gt;<\/span> ret<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> ret<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">Read<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> ret<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span> <span class=\"token operator\">&gt;&gt;<\/span> ret<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> ret<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">FileToBuf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span> canRead <span class=\"token operator\">&#061;<\/span> m_iWritePos <span class=\"token operator\">&#8211;<\/span> <span class=\"token punctuation\">(<\/span>S <span class=\"token operator\">&#8211;<\/span> buffer<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>canRead <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>m_bFinish<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> canRead<span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nbuffer<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> S<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/memcpy\u51fa\u9519<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\nm_iWritePos <span class=\"token operator\">&#061;<\/span> canRead<span class=\"token punctuation\">;<\/span><br \/>\nbuffer<span class=\"token punctuation\">[<\/span>m_iWritePos<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\nS <span class=\"token operator\">&#061;<\/span> buffer<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> readCnt <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">fread<\/span><span class=\"token punctuation\">(<\/span>buffer <span class=\"token operator\">&#043;<\/span> m_iWritePos<span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> N <span class=\"token operator\">&#8211;<\/span> m_iWritePos<span class=\"token punctuation\">,<\/span> <span class=\"token constant\">stdin<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>readCnt <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> m_bFinish <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\nm_iWritePos <span class=\"token operator\">&#043;&#061;<\/span> readCnt<span class=\"token punctuation\">;<\/span><br \/>\nbuffer<span class=\"token punctuation\">[<\/span>m_iWritePos<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\nS <span class=\"token operator\">&#061;<\/span> buffer<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">int<\/span> m_iWritePos <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token keyword\">bool<\/span> m_bFinish <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">char<\/span> buffer<span class=\"token punctuation\">[<\/span>N <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">*<\/span> S <span class=\"token operator\">&#061;<\/span> buffer<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">CGrid<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token function\">CGrid<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> rCount<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> cCount<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span><span class=\"token function\">m_r<\/span><span class=\"token punctuation\">(<\/span>rCount<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token function\">m_c<\/span><span class=\"token punctuation\">(<\/span>cCount<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Fun1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Fun2<\/span><span class=\"token operator\">&gt;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>vector<span class=\"token operator\">&lt;<\/span>pair<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token function\">NeiBo<\/span><span class=\"token punctuation\">(<\/span>Fun1 funVilidCur<span class=\"token punctuation\">,<\/span> Fun2 funVilidNext<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> iConnect <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">4<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>vector<span class=\"token operator\">&lt;<\/span>pair<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token function\">vNeiBo<\/span><span class=\"token punctuation\">(<\/span>m_r <span class=\"token operator\">*<\/span> m_c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> r <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> r <span class=\"token operator\">&lt;<\/span> m_r<span class=\"token punctuation\">;<\/span> r<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> c <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> c <span class=\"token operator\">&lt;<\/span> m_c<span class=\"token punctuation\">;<\/span> c<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span><span class=\"token function\">funVilidCur<\/span><span class=\"token punctuation\">(<\/span>r<span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token keyword\">continue<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">auto<\/span><span class=\"token operator\">&amp;<\/span> v <span class=\"token operator\">&#061;<\/span> vNeiBo<span class=\"token punctuation\">[<\/span><span class=\"token function\">Mask<\/span><span class=\"token punctuation\">(<\/span>r<span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>r <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token function\">funVilidNext<\/span><span class=\"token punctuation\">(<\/span>r <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nv<span class=\"token punctuation\">.<\/span><span class=\"token function\">emplace_back<\/span><span class=\"token punctuation\">(<\/span>r <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>c <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token function\">funVilidNext<\/span><span class=\"token punctuation\">(<\/span>r<span class=\"token punctuation\">,<\/span> c <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nv<span class=\"token punctuation\">.<\/span><span class=\"token function\">emplace_back<\/span><span class=\"token punctuation\">(<\/span>r<span class=\"token punctuation\">,<\/span> c <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>r <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span> <span class=\"token operator\">&lt;<\/span> m_r<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token function\">funVilidNext<\/span><span class=\"token punctuation\">(<\/span>r <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nv<span class=\"token punctuation\">.<\/span><span class=\"token function\">emplace_back<\/span><span class=\"token punctuation\">(<\/span>r <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>c <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span> <span class=\"token operator\">&lt;<\/span> m_c<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token function\">funVilidNext<\/span><span class=\"token punctuation\">(<\/span>r<span class=\"token punctuation\">,<\/span> c <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nv<span class=\"token punctuation\">.<\/span><span class=\"token function\">emplace_back<\/span><span class=\"token punctuation\">(<\/span>r<span class=\"token punctuation\">,<\/span> c <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> vNeiBo<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token function\">Dis<\/span><span class=\"token punctuation\">(<\/span>vector<span class=\"token operator\">&lt;<\/span>pair<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span> start<span class=\"token punctuation\">,<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">bool<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span> funVilidCur<span class=\"token punctuation\">,<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">bool<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span> funVilidNext<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> iConnect <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">4<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">static<\/span> <span class=\"token keyword\">short<\/span> dir<span class=\"token punctuation\">[<\/span><span class=\"token number\">8<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token function\">vDis<\/span><span class=\"token punctuation\">(<\/span>m_r<span class=\"token punctuation\">,<\/span> <span class=\"token generic-function\"><span class=\"token function\">vector<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>m_c<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">auto<\/span><span class=\"token operator\">&amp;<\/span> <span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">:<\/span> start<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nvDis<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> start<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">auto<\/span> <span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> start<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span><span class=\"token function\">funVilidCur<\/span><span class=\"token punctuation\">(<\/span>r<span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">continue<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> k <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> k <span class=\"token operator\">&lt;<\/span> iConnect<span class=\"token punctuation\">;<\/span> k<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span> r1 <span class=\"token operator\">&#061;<\/span> r <span class=\"token operator\">&#043;<\/span> dir<span class=\"token punctuation\">[<\/span>k<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span> c1 <span class=\"token operator\">&#061;<\/span> c <span class=\"token operator\">&#043;<\/span> dir<span class=\"token punctuation\">[<\/span>k<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>r1 <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">(<\/span>r1 <span class=\"token operator\">&gt;&#061;<\/span> m_r<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">(<\/span>c1 <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">(<\/span>c1 <span class=\"token operator\">&gt;&#061;<\/span> m_c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">continue<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">funVilidNext<\/span><span class=\"token punctuation\">(<\/span>r1<span class=\"token punctuation\">,<\/span> c1<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span> <span class=\"token operator\">&#061;&#061;<\/span> vDis<span class=\"token punctuation\">[<\/span>r1<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c1<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nstart<span class=\"token punctuation\">.<\/span><span class=\"token function\">emplace_back<\/span><span class=\"token punctuation\">(<\/span>r1<span class=\"token punctuation\">,<\/span> c1<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nvDis<span class=\"token punctuation\">[<\/span>r1<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c1<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> vDis<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> vDis<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">EnumGrid<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span> call<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> r <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> r <span class=\"token operator\">&lt;<\/span> m_r<span class=\"token punctuation\">;<\/span> r<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> c <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> c <span class=\"token operator\">&lt;<\/span> m_c<span class=\"token punctuation\">;<\/span> c<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">call<\/span><span class=\"token punctuation\">(<\/span>r<span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>pair<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token function\">GetPos<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">bool<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span> fun<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>pair<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span> ret<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> r <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> r <span class=\"token operator\">&lt;<\/span> m_r<span class=\"token punctuation\">;<\/span> r<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> c <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> c <span class=\"token operator\">&lt;<\/span> m_c<span class=\"token punctuation\">;<\/span> c<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">fun<\/span><span class=\"token punctuation\">(<\/span>r<span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nret<span class=\"token punctuation\">.<\/span><span class=\"token function\">emplace_back<\/span><span class=\"token punctuation\">(<\/span>r<span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> ret<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">inline<\/span> <span class=\"token keyword\">int<\/span> <span class=\"token function\">Mask<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> r<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> c<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span>  m_c <span class=\"token operator\">*<\/span> r <span class=\"token operator\">&#043;<\/span> c<span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span> m_r<span class=\"token punctuation\">,<\/span> m_c<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">inline<\/span> <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">int<\/span> s_Moves<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Solution<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token keyword\">int<\/span> <span class=\"token function\">Ans<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span> R<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span> C<span class=\"token punctuation\">,<\/span> vector<span class=\"token operator\">&lt;<\/span>vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token operator\">&amp;<\/span> mat<span class=\"token punctuation\">,<\/span> vector<span class=\"token operator\">&lt;<\/span>pair<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span><span class=\"token operator\">&amp;<\/span> rc<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nCGrid <span class=\"token function\">grid<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">,<\/span> C<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">auto<\/span> Vilid <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> r<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> c<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">!&#061;<\/span> mat<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">auto<\/span> dis0 <span class=\"token operator\">&#061;<\/span> grid<span class=\"token punctuation\">.<\/span><span class=\"token function\">Dis<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span> Vilid<span class=\"token punctuation\">,<\/span> Vilid<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">auto<\/span> dis1 <span class=\"token operator\">&#061;<\/span> grid<span class=\"token punctuation\">.<\/span><span class=\"token function\">Dis<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token punctuation\">{<\/span>R <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span>C <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span> Vilid<span class=\"token punctuation\">,<\/span> Vilid<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> iM1 <span class=\"token operator\">&#061;<\/span> INT_MAX <span class=\"token operator\">\/<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> iM0 <span class=\"token operator\">&#061;<\/span> INT_MAX <span class=\"token operator\">\/<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">auto<\/span><span class=\"token operator\">&amp;<\/span> <span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">:<\/span> rc<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nr<span class=\"token operator\">&#8212;<\/span><span class=\"token punctuation\">;<\/span> c<span class=\"token operator\">&#8212;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span> <span class=\"token operator\">!&#061;<\/span> dis0<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\niM0 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">min<\/span><span class=\"token punctuation\">(<\/span>iM0<span class=\"token punctuation\">,<\/span> dis0<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span> <span class=\"token operator\">!&#061;<\/span> dis1<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\niM1 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">min<\/span><span class=\"token punctuation\">(<\/span>iM1<span class=\"token punctuation\">,<\/span> dis1<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">int<\/span> ans <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span> <span class=\"token operator\">&#061;&#061;<\/span> dis1<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">?<\/span> INT_MAX <span class=\"token operator\">\/<\/span> <span class=\"token number\">2<\/span> <span class=\"token operator\">:<\/span> dis1<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span> <span class=\"token operator\">&#061;&#061;<\/span> dis1<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token punctuation\">(<\/span>INT_MAX <span class=\"token operator\">\/<\/span> <span class=\"token number\">2<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token function\">max<\/span><span class=\"token punctuation\">(<\/span>iM0<span class=\"token punctuation\">,<\/span> iM1<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>INT_MAX <span class=\"token operator\">\/<\/span> <span class=\"token number\">2<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token function\">max<\/span><span class=\"token punctuation\">(<\/span>iM0<span class=\"token punctuation\">,<\/span> iM1<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> dis1<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token function\">has<\/span><span class=\"token punctuation\">(<\/span>R <span class=\"token operator\">*<\/span> C <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">auto<\/span><span class=\"token operator\">&amp;<\/span> <span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">,<\/span> c<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">:<\/span> rc<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>iM0 <span class=\"token operator\">&#061;&#061;<\/span> dis0<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nhas<span class=\"token punctuation\">[<\/span>mat<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">|&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>iM1 <span class=\"token operator\">&#061;&#061;<\/span> dis1<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nhas<span class=\"token punctuation\">[<\/span>mat<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>c<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">|&#061;<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;&#061;<\/span> R <span class=\"token operator\">*<\/span> C<span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span> <span class=\"token operator\">&#061;&#061;<\/span> has<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token function\">min<\/span><span class=\"token punctuation\">(<\/span>ans<span class=\"token punctuation\">,<\/span> iM0 <span class=\"token operator\">&#043;<\/span> iM1 <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token function\">min<\/span><span class=\"token punctuation\">(<\/span>ans<span class=\"token punctuation\">,<\/span> iM0 <span class=\"token operator\">&#043;<\/span> iM1 <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">ifdef<\/span> <span class=\"token expression\">_DEBUG<\/span><\/span><br \/>\n<span class=\"token function\">freopen<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;a.in&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;r&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token constant\">stdin<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">endif<\/span> <span class=\"token comment\">\/\/ DEBUG<\/span><\/span><br \/>\n<span class=\"token comment\">\/\/ios::sync_with_stdio(0); cin.tie(nullptr);<\/span><br \/>\nCInBuff<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">&gt;<\/span> in<span class=\"token punctuation\">;<\/span> COutBuff<span class=\"token operator\">&lt;<\/span><span class=\"token number\">10&#039;000&#039;000<\/span><span class=\"token operator\">&gt;<\/span> ob<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> R<span class=\"token punctuation\">,<\/span> C<span class=\"token punctuation\">,<\/span> Q<span class=\"token punctuation\">;<\/span><br \/>\nin <span class=\"token operator\">&gt;&gt;<\/span> R <span class=\"token operator\">&gt;&gt;<\/span> C <span class=\"token operator\">&gt;&gt;<\/span> Q<span class=\"token punctuation\">;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token function\">mat<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> r <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> r <span class=\"token operator\">&lt;<\/span> R<span class=\"token punctuation\">;<\/span> r<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nmat<span class=\"token punctuation\">[<\/span>r<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> in<span class=\"token punctuation\">.<\/span><span class=\"token generic-function\"><span class=\"token function\">Read<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>C<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">auto<\/span> rc <span class=\"token operator\">&#061;<\/span> in<span class=\"token punctuation\">.<\/span><span class=\"token generic-function\"><span class=\"token function\">Read<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span>pair<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>Q<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">ifdef<\/span> <span class=\"token expression\">_DEBUG<\/span><\/span><br \/>\n<span class=\"token function\">printf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;R&#061;%d,C&#061;%d&#034;<\/span><span class=\"token punctuation\">,<\/span> R<span class=\"token punctuation\">,<\/span>C<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">Out<\/span><span class=\"token punctuation\">(<\/span>mat<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;,mat&#061;&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">Out<\/span><span class=\"token punctuation\">(<\/span>rc<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;,rc&#061;&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/Out(B, &#034;B&#061;&#034;);<\/span><br \/>\n<span class=\"token comment\">\/\/Out(que, &#034;que&#061;&#034;);<\/span><br \/>\n<span class=\"token comment\">\/\/Out(B, &#034;B&#061;&#034;);<\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">endif<\/span> <span class=\"token comment\">\/\/ DEBUG<\/span><\/span><br \/>\n<span class=\"token keyword\">auto<\/span> res <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">Solution<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">Ans<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">,<\/span>C<span class=\"token punctuation\">,<\/span>mat<span class=\"token punctuation\">,<\/span>rc<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span>  res<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>\u5355\u5143\u6d4b\u8bd5<\/h3>\n<p><span class=\"token keyword\">int<\/span> R<span class=\"token punctuation\">,<\/span> C<span class=\"token punctuation\">;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span> mat<span class=\"token punctuation\">;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>pair<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span> rc<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">TEST_METHOD<\/span><span class=\"token punctuation\">(<\/span>TestMethod1<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nR <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">4<\/span><span class=\"token punctuation\">,<\/span> C <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">4<\/span><span class=\"token punctuation\">,<\/span> mat <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span> rc <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">auto<\/span> res <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">Solution<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token 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