{"id":120482,"date":"2026-10-31T19:40:52","date_gmt":"2026-10-31T11:40:52","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/120482.html"},"modified":"2026-10-31T19:40:52","modified_gmt":"2026-10-31T11:40:52","slug":"%e6%89%93%e5%8d%a1%e4%bf%a1%e5%a5%a5%e5%88%b7%e9%a2%98%ef%bc%883662%ef%bc%89%e7%94%a8c%e5%ae%9e%e7%8e%b0%e4%bf%a1%e5%a5%a5%e9%a2%98-p12187-%e8%93%9d%e6%a1%a5%e6%9d%af-2025-%e7%9c%81-python-a-java-a","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/120482.html","title":{"rendered":"\u6253\u5361\u4fe1\u5965\u5237\u9898\uff083662\uff09\u7528C++\u5b9e\u73b0\u4fe1\u5965\u9898 P12187 [\u84dd\u6865\u676f 2025 \u7701 Python A\/Java A\/\u7814\u7a76\u751f\u7ec4] \u539f\u6599\u91c7\u8d2d"},"content":{"rendered":"<h2>P12187 [\u84dd\u6865\u676f 2025 \u7701 Python A\/Java A\/\u7814\u7a76\u751f\u7ec4] \u539f\u6599\u91c7\u8d2d<\/h2>\n<h3>\u9898\u76ee\u63cf\u8ff0<\/h3>\n<p>\u5c0f\u84dd\u8d1f\u8d23\u4e00\u5bb6\u5de5\u5382\u7684\u539f\u6599\u91c7\u8d2d\u3002<\/p>\n<p>\u5de5\u5382\u6709\u4e00\u8f86\u8fd0\u8d27\u5361\u8f66&#xff0c;\u5176\u5bb9\u91cf\u4e3a <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">mm<\/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>\u3002<\/p>\n<p>\u5de5\u5382\u9644\u8fd1\u7684\u91c7\u8d2d\u70b9\u90fd\u5728\u540c\u4e00\u6761\u8def\u7684\u540c\u4e00\u65b9\u5411\u4e0a&#xff0c;\u4e00\u5171\u6709 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">nn<\/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> \u4e2a&#xff0c;\u6bcf\u4e2a\u91c7\u8d2d\u70b9\u548c\u5de5\u5382\u7684\u8ddd\u79bb\u5404\u4e0d\u76f8\u540c\u3002\u5176\u4e2d&#xff0c;\u7b2c <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">ii<\/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> \u4e2a\u91c7\u8d2d\u70b9\u7684\u4ef7\u683c\u4e3a <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">aia_i<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.5806em;vertical-align: -0.15em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">a<\/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 mathnormal mtight\">i<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>, \u5e93\u5b58\u4e3a <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">bib_i<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.8444em;vertical-align: -0.15em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">b<\/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 mathnormal mtight\">i<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>, \u8ddd\u79bb\u4e3a <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">cic_i<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.5806em;vertical-align: -0.15em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">c<\/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 mathnormal mtight\">i<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u3002<\/p>\n<p>\u5361\u8f66\u6bcf\u884c\u9a76\u4e00\u5355\u4f4d\u957f\u5ea6\u7684\u8def\u5f84\u5c31\u9700\u8981\u989d\u5916\u82b1\u8d39 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">oo<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">o<\/span><\/span><\/span><\/span><\/span>\u3002&#xff08;\u8fd4\u7a0b\u6ca1\u6709\u82b1\u8d39&#xff0c;\u4f60\u4e5f\u53ef\u4ee5\u8ba4\u4e3a <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">oo<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">o<\/span><\/span><\/span><\/span><\/span> \u5b9e\u9645\u662f\u884c\u9a76\u4e24\u5355\u4f4d\u957f\u5ea6\u7684\u82b1\u8d39&#xff09;<\/p>\n<p>\u8bf7\u8ba1\u7b97\u5c06\u5361\u8f66\u88c5\u6ee1\u6700\u5c11\u9700\u8981\u82b1\u8d39\u591a\u5c11\u94b1&#xff0c;\u5982\u679c\u6ca1\u6709\u4efb\u4f55\u65b9\u6848\u53ef\u4ee5\u88c5\u6ee1\u8bf7\u8f93\u51fa <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">\u22121-1<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.7278em;vertical-align: -0.0833em\"><\/span><span class=\"mord\">\u2212<\/span><span class=\"mord\">1<\/span><\/span><\/span><\/span><\/span>\u3002<\/p>\n<h3>\u8f93\u5165\u683c\u5f0f<\/h3>\n<p>\u8f93\u5165\u7684\u7b2c\u4e00\u884c\u5305\u542b\u4e09\u4e2a\u6b63\u6574\u6570 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">n,m,on, m, o<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.625em;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=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\">o<\/span><\/span><\/span><\/span><\/span>&#xff0c;\u76f8\u90bb\u6574\u6570\u4e4b\u95f4\u4f7f\u7528\u4e00\u4e2a\u7a7a\u683c\u5206\u9694\u3002<\/p>\n<p>\u63a5\u4e0b\u6765 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">nn<\/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\u5305\u542b\u4e09\u4e2a\u6b63\u6574\u6570 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">ai,bi,cia_i, b_i, c_i<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.8889em;vertical-align: -0.1944em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">a<\/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 mathnormal mtight\">i<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">b<\/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 mathnormal mtight\">i<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">c<\/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 mathnormal mtight\">i<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span> \u8868\u793a\u4e00\u4e2a\u91c7\u8d2d\u70b9&#xff0c;\u76f8\u90bb\u6574\u6570\u4e4b\u95f4\u4f7f\u7528\u4e00\u4e2a\u7a7a\u683c\u5206\u9694\u3002<\/p>\n<h3>\u8f93\u51fa\u683c\u5f0f<\/h3>\n<p>\u8f93\u51fa\u4e00\u884c\u5305\u542b\u4e00\u4e2a\u6574\u6570\u8868\u793a\u7b54\u6848&#xff0c;\u5373\u88c5\u6ee1\u5361\u8f66\u6240\u9700\u7684\u6700\u5c0f\u82b1\u8d39\u3002<\/p>\n<h3>\u8f93\u5165\u8f93\u51fa\u6837\u4f8b #1<\/h3>\n<h4>\u8f93\u5165 #1<\/h4>\n<p>3 5 1<br \/>\n99 9 1<br \/>\n3 4 99<br \/>\n1 2 190<\/p>\n<h4>\u8f93\u51fa #1<\/h4>\n<p>201<\/p>\n<h3>\u8bf4\u660e\/\u63d0\u793a<\/h3>\n<h4>\u8bc4\u6d4b\u7528\u4f8b\u89c4\u6a21\u4e0e\u7ea6\u5b9a<\/h4>\n<ul>\n<li>\u5bf9\u4e8e <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">40%40\\\\%<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.8056em;vertical-align: -0.0556em\"><\/span><span class=\"mord\">40%<\/span><\/span><\/span><\/span><\/span> \u7684\u8bc4\u6d4b\u7528\u4f8b&#xff0c;<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">n\u22645000n \\\\leq 5000<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.7719em;vertical-align: -0.136em\"><\/span><span class=\"mord mathnormal\">n<\/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: 0.6444em\"><\/span><span class=\"mord\">5000<\/span><\/span><\/span><\/span><\/span>, <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">m\u226450000m \\\\leq 50000<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.7719em;vertical-align: -0.136em\"><\/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: 0.6444em\"><\/span><span class=\"mord\">50000<\/span><\/span><\/span><\/span><\/span>;<\/li>\n<li>\u5bf9\u4e8e <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">60%60\\\\%<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.8056em;vertical-align: -0.0556em\"><\/span><span class=\"mord\">60%<\/span><\/span><\/span><\/span><\/span> \u7684\u8bc4\u6d4b\u7528\u4f8b&#xff0c;<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">m\u2264105m \\\\leq 10^5<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.7719em;vertical-align: -0.136em\"><\/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: 0.8141em\"><\/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\">5<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>;<\/li>\n<li>\u5bf9\u4e8e\u6240\u6709\u8bc4\u6d4b\u7528\u4f8b&#xff0c;<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">1\u2264n\u22641051 \\\\leq n \\\\leq 10^5<\/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: 0.7719em;vertical-align: -0.136em\"><\/span><span class=\"mord mathnormal\">n<\/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: 0.8141em\"><\/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\">5<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>, <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">1\u2264m,o\u22641091 \\\\leq m, o \\\\leq 10^9<\/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\">m<\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord mathnormal\">o<\/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: 0.8141em\"><\/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\">9<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>, <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">1\u2264ai,bi,ci\u22641091 \\\\leq a_i, b_i, c_i \\\\leq 10^9<\/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: 0.8889em;vertical-align: -0.1944em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">a<\/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 mathnormal mtight\">i<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">b<\/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 mathnormal mtight\">i<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mpunct\">,<\/span><span class=\"mspace\" style=\"margin-right: 0.1667em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">c<\/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 mathnormal mtight\">i<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><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: 0.8141em\"><\/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\">9<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>, \u4fdd\u8bc1\u5bf9\u4e8e <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">i&gt;1i &gt; 1<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.6986em;vertical-align: -0.0391em\"><\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><span class=\"mrel\">&gt;<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 0.6444em\"><\/span><span class=\"mord\">1<\/span><\/span><\/span><\/span><\/span>, \u4e00\u5b9a\u6709 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\">ci\u22121&lt;cic_{i-1} &lt; c_i<\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.7474em;vertical-align: -0.2083em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">c<\/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=\"mbin mtight\">\u2212<\/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: 0.2083em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><span class=\"mrel\">&lt;<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 0.5806em;vertical-align: -0.15em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">c<\/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 mathnormal mtight\">i<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u3002<\/li>\n<\/ul>\n<h3>C&#043;&#043;\u5b9e\u73b0<\/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;bits\/stdc&#043;&#043;.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">int<\/span> <span class=\"token expression\"><span class=\"token keyword\">long<\/span> <span class=\"token keyword\">long<\/span><\/span><\/span><br \/>\n<span class=\"token keyword\">using<\/span> <span class=\"token keyword\">namespace<\/span> std<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> cnt<span class=\"token punctuation\">,<\/span>tot<span class=\"token punctuation\">;<\/span><br \/>\npriority_queue<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>q<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">signed<\/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 keyword\">int<\/span> n<span class=\"token punctuation\">,<\/span>m<span class=\"token punctuation\">,<\/span>o<span class=\"token punctuation\">;<\/span>cin<span class=\"token operator\">&gt;&gt;<\/span>n<span class=\"token operator\">&gt;&gt;<\/span>m<span class=\"token operator\">&gt;&gt;<\/span>o<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> ans<span class=\"token operator\">&#061;<\/span><span class=\"token number\">1e18<\/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\">1<\/span><span class=\"token punctuation\">;<\/span>i<span class=\"token operator\">&lt;&#061;<\/span>n<span class=\"token punctuation\">;<\/span><span class=\"token operator\">&#043;&#043;<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> a<span class=\"token punctuation\">,<\/span>b<span class=\"token punctuation\">,<\/span>c<span class=\"token punctuation\">;<\/span>cin<span class=\"token operator\">&gt;&gt;<\/span>a<span class=\"token operator\">&gt;&gt;<\/span>b<span class=\"token operator\">&gt;&gt;<\/span>c<span class=\"token punctuation\">;<\/span><br \/>\n        tot<span class=\"token operator\">&#043;&#061;<\/span>b<span class=\"token punctuation\">;<\/span><br \/>\n        cnt<span class=\"token operator\">&#043;&#061;<\/span>a<span class=\"token operator\">*<\/span>b<span class=\"token punctuation\">;<\/span><br \/>\n        q<span class=\"token punctuation\">.<\/span><span class=\"token function\">push<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span>a<span class=\"token punctuation\">,<\/span>b<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>tot<span class=\"token operator\">&gt;<\/span>m<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">auto<\/span> t<span class=\"token operator\">&#061;<\/span>q<span class=\"token punctuation\">.<\/span><span class=\"token function\">top<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>q<span class=\"token punctuation\">.<\/span><span class=\"token function\">pop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">int<\/span> p<span class=\"token operator\">&#061;<\/span>t<span class=\"token punctuation\">.<\/span>first<span class=\"token punctuation\">,<\/span>tmp<span class=\"token operator\">&#061;<\/span>t<span class=\"token punctuation\">.<\/span>second<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>tmp<span class=\"token operator\">&lt;&#061;<\/span>tot<span class=\"token operator\">&#8211;<\/span>m<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n                tot<span class=\"token operator\">-&#061;<\/span>tmp<span class=\"token punctuation\">;<\/span><br \/>\n                cnt<span class=\"token operator\">-&#061;<\/span>p<span class=\"token operator\">*<\/span>tmp<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><span class=\"token keyword\">else<\/span><span class=\"token punctuation\">{<\/span><br \/>\n                cnt<span class=\"token operator\">-&#061;<\/span>p<span class=\"token operator\">*<\/span><span class=\"token punctuation\">(<\/span>tot<span class=\"token operator\">&#8211;<\/span>m<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>tmp<span class=\"token operator\">&gt;<\/span>tot<span class=\"token operator\">&#8211;<\/span>m<span class=\"token punctuation\">)<\/span><br \/>\nq<span class=\"token punctuation\">.<\/span><span class=\"token function\">push<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span>p<span class=\"token punctuation\">,<\/span>tmp<span class=\"token operator\">&#8211;<\/span>tot<span class=\"token operator\">&#043;<\/span>m<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                tot<span class=\"token operator\">&#061;<\/span>m<span class=\"token punctuation\">;<\/span><br \/>\n                <span class=\"token keyword\">break<\/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\">if<\/span><span class=\"token punctuation\">(<\/span>tot<span class=\"token operator\">&#061;&#061;<\/span>m<span class=\"token punctuation\">)<\/span><br \/>\nans<span class=\"token operator\">&#061;<\/span><span class=\"token function\">min<\/span><span class=\"token punctuation\">(<\/span>ans<span class=\"token punctuation\">,<\/span>cnt<span class=\"token operator\">&#043;<\/span>o<span class=\"token operator\">*<\/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>ans<span class=\"token operator\">&#061;&#061;<\/span><span class=\"token number\">1e18<\/span><span class=\"token punctuation\">)<\/span><br \/>\ncout<span class=\"token operator\">&lt;&lt;<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">else<\/span><br \/>\ncout<span class=\"token operator\">&lt;&lt;<\/span>ans<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/10\/20261031114051-6ae5d3c395ab2.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>\u540e\u7eed<\/h3>\n<p>\u63a5\u4e0b\u6765\u6211\u4f1a\u4e0d\u65ad\u7528C&#043;&#043;\u6765\u5b9e\u73b0\u4fe1\u5965\u6bd4\u8d5b\u4e2d\u7684\u7b97\u6cd5\u9898\u3001GESP\u8003\u7ea7\u7f16\u7a0b\u9898\u5b9e\u73b0\u3001\u767d\u540d\u5355\u8d5b\u4e8b\u8003\u9898\u5b9e\u73b0&#xff0c;\u8bb0\u5f55\u65e5\u5e38\u7684\u7f16\u7a0b\u751f\u6d3b\u3001\u6bd4\u8d5b\u5fc3\u5f97&#xff0c;\u611f\u5174\u8da3\u7684\u8bf7\u5173\u6ce8&#xff0c;\u6211\u540e\u7eed\u5c06\u7ee7\u7eed\u5206\u4eab\u76f8\u5173\u5185\u5bb9<\/p>\n","protected":false},"excerpt":{"rendered":"<p>P12187 [\u84dd\u6865\u676f 2025 \u7701 Python A\/Java A\/\u7814\u7a76\u751f\u7ec4] \u539f\u6599\u91c7\u8d2d<br \/>\n\u9898\u76ee\u63cf\u8ff0<br \/>\n\u5c0f\u84dd\u8d1f\u8d23\u4e00\u5bb6\u5de5\u5382\u7684\u539f\u6599\u91c7\u8d2d\u3002<br \/>\n\u5de5\u5382\u6709\u4e00\u8f86\u8fd0\u8d27\u5361\u8f66&#xff0c;\u5176\u5bb9\u91cf\u4e3a mmm\u3002<br \/>\n\u5de5\u5382\u9644\u8fd1\u7684\u91c7\u8d2d\u70b9\u90fd\u5728\u540c\u4e00\u6761\u8def\u7684\u540c\u4e00\u65b9\u5411\u4e0a&#xff0c;\u4e00\u5171\u6709 nnn \u4e2a&#xff0c;\u6bcf\u4e2a\u91c7\u8d2d\u70b9\u548c\u5de5\u5382\u7684\u8ddd\u79bb\u5404\u4e0d\u76f8\u540c\u3002\u5176\u4e2d&#xff0c;\u7b2c iii \u4e2a\u91c7\u8d2d\u70b9\u7684\u4ef7\u683c\u4e3a aia_iai\u200b, \u5e93\u5b58\u4e3a bib_ibi\u200b, \u8ddd\u79bb\u4e3a cic_ici\u200b\u3002<br \/>\n\u5361\u8f66\u6bcf\u884c\u9a76\u4e00\u5355\u4f4d\u957f\u5ea6\u7684\u8def\u5f84\u5c31\u9700\u8981\u989d\u5916\u82b1\u8d39 oo<\/p>\n","protected":false},"author":2,"featured_media":120481,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[55,190,1813,427,4405],"topic":[],"class_list":["post-120482","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-c","tag-190","tag-1813","tag-427","tag-4405"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u6253\u5361\u4fe1\u5965\u5237\u9898\uff083662\uff09\u7528C++\u5b9e\u73b0\u4fe1\u5965\u9898 P12187 [\u84dd\u6865\u676f 2025 \u7701 Python A\/Java A\/\u7814\u7a76\u751f\u7ec4] \u539f\u6599\u91c7\u8d2d - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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