{"id":62919,"date":"2026-01-20T23:27:18","date_gmt":"2026-01-20T15:27:18","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/62919.html"},"modified":"2026-01-20T23:27:18","modified_gmt":"2026-01-20T15:27:18","slug":"%e3%80%90java-se-%e5%9f%ba%e7%a1%80%e5%ad%a6%e4%b9%a0%e6%89%93%e5%8d%a1%e3%80%9133-%e6%95%b0%e7%bb%84%e7%9a%84%e6%a6%82%e8%bf%b0","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/62919.html","title":{"rendered":"\u3010Java SE \u57fa\u7840\u5b66\u4e60\u6253\u5361\u301133 \u6570\u7ec4\u7684\u6982\u8ff0"},"content":{"rendered":"<\/p>\n<h4>\u76ee\u5f55<\/h4>\n<ul>\n<li>\u524d\u8a00<\/li>\n<li>\u4e00\u3001\u5148\u61c2\u6570\u7ec4&#xff1a;\u4ece\u751f\u6d3b\u573a\u666f\u770b\u61c2 \u201c\u6570\u7ec4\u7684\u672c\u8d28\u201d<\/li>\n<li>\n<ul>\n<li>1.1 \u751f\u6d3b\u5316\u7c7b\u6bd4&#xff08;\u79d2\u61c2\u6838\u5fc3&#xff09;<\/li>\n<li>1.2 \u7f16\u7a0b\u91cc\u7684\u6570\u7ec4\u5b9a\u4e49<\/li>\n<li>1.3 \u76f4\u89c2\u7406\u89e3 \u201c\u8fde\u7eed\u5185\u5b58\u201d<\/li>\n<\/ul>\n<\/li>\n<li>\u4e8c\u3001\u6570\u7ec4\u7684\u6838\u5fc3\u4f5c\u7528&#xff1a;\u6279\u91cf\u7ba1\u7406\u540c\u7c7b\u578b\u6570\u636e&#xff0c;\u7b80\u5316\u64cd\u4f5c<\/li>\n<li>\n<ul>\n<li>2.1 \u6279\u91cf\u5b58\u50a8&#xff0c;\u51cf\u5c11\u53d8\u91cf\u5b9a\u4e49<\/li>\n<li>2.2 \u7edf\u4e00\u7ba1\u7406&#xff0c;\u65b9\u4fbf\u904d\u5386 \/ \u8ba1\u7b97<\/li>\n<li>2.3 \u5feb\u901f\u8bbf\u95ee&#xff0c;\u6548\u7387\u66f4\u9ad8<\/li>\n<\/ul>\n<\/li>\n<li>\u4e09\u3001\u6570\u7ec4\u7684\u6838\u5fc3\u7279\u5f81<\/li>\n<li>\n<ul>\n<li>3.1 \u7279\u5f81 1&#xff1a;\u957f\u5ea6\u56fa\u5b9a&#xff08;\u4e00\u65e6\u521b\u5efa&#xff0c;\u65e0\u6cd5\u4fee\u6539&#xff09;<\/li>\n<li>3.2 \u7279\u5f81 2&#xff1a;\u5143\u7d20\u7c7b\u578b\u4e00\u81f4&#xff08;\u4e0d\u80fd\u6df7\u88c5&#xff09;<\/li>\n<li>3.3 \u7279\u5f81 3&#xff1a;\u6709\u5e8f\u6027&#xff08;\u7d22\u5f15\u552f\u4e00&#xff0c;\u4ece 0 \u5f00\u59cb&#xff09;<\/li>\n<\/ul>\n<\/li>\n<li>\u56db\u3001\u65b0\u624b\u6613\u6df7\u70b9&#xff1a;\u6570\u7ec4 vs \u5355\u4e2a\u53d8\u91cf&#xff08;\u5bf9\u6bd4\u8868&#xff09;<\/li>\n<li>\u4e94\u3001\u7b80\u5355\u793a\u4f8b&#xff1a;\u6570\u7ec4\u7684\u58f0\u660e&#xff08;\u65b0\u624b\u5148\u770b&#xff0c;\u540e\u7eed\u8be6\u89e3\u521b\u5efa&#xff09;<\/li>\n<li>\u603b\u7ed3<\/li>\n<\/ul>\n<h2>\u524d\u8a00<\/h2>\n<p>\u4e4b\u524d\u54b1\u4eec\u5b66\u65b9\u6cd5\u65f6&#xff0c;\u5904\u7406\u6570\u636e\u90fd\u662f \u201c\u5355\u4e2a\u6765\u201d\u2014\u2014 \u6bd4\u5982\u8ba1\u7b97\u4e24\u4e2a\u6570\u7684\u548c\u3001\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u4e3a\u5076\u6570\u3002\u4f46\u5b9e\u9645\u7f16\u7a0b\u4e2d&#xff0c;\u7ecf\u5e38\u8981\u5904\u7406 \u201c\u4e00\u5806\u540c\u7c7b\u578b\u7684\u6570\u636e\u201d&#xff1a;\u6bd4\u5982\u8bb0\u5f55\u4e00\u4e2a\u73ed\u7ea7 50 \u4e2a\u5b66\u751f\u7684\u6570\u5b66\u6210\u7ee9\u3001\u5b58\u50a8\u8d85\u5e02 100 \u79cd\u5546\u54c1\u7684\u4ef7\u683c\u3001\u7edf\u8ba1\u4e00\u5468 7 \u5929\u7684\u6c14\u6e29\u3002<\/p>\n<p>\u5982\u679c\u8fd8\u50cf\u4e4b\u524d\u90a3\u6837&#xff0c;\u7ed9\u6bcf\u4e2a\u6210\u7ee9\u5b9a\u4e49\u4e00\u4e2a\u53d8\u91cf&#xff08;score1\u3001score2\u3001\u2026\u3001score50&#xff09;&#xff0c;\u4e0d\u4ec5\u5199\u8d77\u6765\u9ebb\u70e6&#xff0c;\u540e\u7eed\u60f3\u8ba1\u7b97\u5e73\u5747\u5206\u3001\u627e\u6700\u9ad8\u5206\u4e5f\u4f1a\u7279\u522b\u7e41\u7410\u3002\u8fd9\u65f6\u5019 \u201c\u6570\u7ec4\u201d \u5c31\u80fd\u89e3\u51b3\u8fd9\u4e2a\u75db\u70b9&#xff1a;\u5b83\u5c31\u50cf\u4e00\u4e2a \u201c\u7edf\u4e00\u89c4\u683c\u7684\u6536\u7eb3\u76d2\u201d&#xff0c;\u80fd\u628a\u540c\u7c7b\u578b\u7684\u6570\u636e\u6574\u9f50\u5730\u88c5\u5728\u4e00\u8d77&#xff0c;\u65b9\u4fbf\u6279\u91cf\u7ba1\u7406\u548c\u64cd\u4f5c\u3002<\/p>\n<h2>\u4e00\u3001\u5148\u61c2\u6570\u7ec4&#xff1a;\u4ece\u751f\u6d3b\u573a\u666f\u770b\u61c2 \u201c\u6570\u7ec4\u7684\u672c\u8d28\u201d<\/h2>\n<h3>1.1 \u751f\u6d3b\u5316\u7c7b\u6bd4&#xff08;\u79d2\u61c2\u6838\u5fc3&#xff09;<\/h3>\n<p>\u5148\u770b 3 \u4e2a\u751f\u6d3b\u91cc\u7684 \u201c\u6570\u7ec4\u573a\u666f\u201d&#xff0c;\u5bf9\u5e94\u7406\u89e3\u6570\u7ec4\u7684\u672c\u8d28&#xff1a;<\/p>\n<table>\n<tr>\u751f\u6d3b\u573a\u666f\u5bf9\u5e94\u6570\u7ec4\u6982\u5ff5\u6838\u5fc3\u5339\u914d\u70b9<\/tr>\n<tbody>\n<tr>\n<td>\u73ed\u7ea7\u6210\u7ee9\u8868&#xff08;\u6309\u5b66\u53f7\u6392\u5e8f&#xff0c;\u53ea\u8bb0\u6570\u5b66\u5206\u6570&#xff09;<\/td>\n<td>\u6574\u578b\u6570\u7ec4<\/td>\n<td>\u6570\u636e\u7c7b\u578b\u4e00\u81f4&#xff08;\u90fd\u662f\u5206\u6570 \/ \u6574\u6570&#xff09;\u3001\u6709\u5e8f&#xff08;\u6309\u5b66\u53f7\u6392&#xff09;\u3001\u8fde\u7eed\u5b58\u653e&#xff08;\u8868\u683c\u4e00\u884c\u5230\u5e95&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u8d85\u5e02\u5546\u54c1\u4ef7\u683c\u6e05\u5355&#xff08;\u6309\u8d27\u67b6\u53f7\u6392\u5e8f&#xff0c;\u53ea\u8bb0\u4ef7\u683c&#xff09;<\/td>\n<td>\u6d6e\u70b9\u578b\u6570\u7ec4<\/td>\n<td>\u7c7b\u578b\u4e00\u81f4&#xff08;\u90fd\u662f\u4ef7\u683c \/ \u5c0f\u6570&#xff09;\u3001\u6709\u5e8f&#xff08;\u8d27\u67b6\u53f7\u5bf9\u5e94\u4f4d\u7f6e&#xff09;\u3001\u8fde\u7eed&#xff08;\u6e05\u5355\u4e00\u9875\u5199\u5b8c&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u4e00\u5468 7 \u5929\u7684\u6c14\u6e29\u8bb0\u5f55&#xff08;\u6309\u5468\u4e00\u5230\u5468\u65e5\u6392\u5e8f&#xff09;<\/td>\n<td>\u6d6e\u70b9\u578b\u6570\u7ec4<\/td>\n<td>\u957f\u5ea6\u56fa\u5b9a&#xff08;7 \u5929&#xff09;\u3001\u7c7b\u578b\u4e00\u81f4&#xff08;\u90fd\u662f\u6c14\u6e29 \/ \u5c0f\u6570&#xff09;\u3001\u6709\u5e8f&#xff08;\u6309\u65e5\u671f&#xff09;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>1.2 \u7f16\u7a0b\u91cc\u7684\u6570\u7ec4\u5b9a\u4e49<\/h3>\n<p>\u6570\u7ec4\u662f\u76f8\u540c\u6570\u636e\u7c7b\u578b\u5143\u7d20\u7684\u6709\u5e8f\u96c6\u5408&#xff0c;\u8fd9\u4e9b\u5143\u7d20\u5728\u5185\u5b58\u4e2d\u5360\u7528\u8fde\u7eed\u7684\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u53ef\u4ee5\u901a\u8fc7 \u201c\u4f4d\u7f6e\u7f16\u53f7&#xff08;\u7d22\u5f15&#xff09;\u201d \u5feb\u901f\u627e\u5230\u5bf9\u5e94\u7684\u5143\u7d20\u3002\u62c6\u89e3\u5f00\u6838\u5fc3\u5173\u952e\u8bcd&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u76f8\u540c\u6570\u636e\u7c7b\u578b&#xff1a;\u6570\u7ec4\u91cc\u53ea\u80fd\u88c5 \u201c\u540c\u4e00\u79cd\u7c7b\u578b\u201d \u7684\u6570\u636e&#xff0c;\u6bd4\u5982\u5168\u662f int\u3001\u5168\u662f double&#xff0c;\u4e0d\u80fd\u6df7\u7740\u88c5&#xff08;\u6bd4\u5982\u65e2\u88c5\u5206\u6570\u53c8\u88c5\u5b66\u751f\u59d3\u540d&#xff09;&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u6709\u5e8f\u96c6\u5408&#xff1a;\u5143\u7d20\u6709\u56fa\u5b9a\u7684\u987a\u5e8f&#xff0c;\u6bcf\u4e2a\u5143\u7d20\u5bf9\u5e94\u552f\u4e00\u7684 \u201c\u4f4d\u7f6e\u7f16\u53f7\u201d&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u8fde\u7eed\u5185\u5b58\u5b58\u50a8&#xff1a;\u6570\u7ec4\u7684\u5143\u7d20\u5728\u5185\u5b58\u91cc\u662f \u201c\u6328\u5728\u4e00\u8d77\u201d \u7684&#xff0c;\u5c31\u50cf\u4e66\u67b6\u4e0a\u4e00\u6392\u8fde\u7eed\u7684\u683c\u5b50&#xff0c;\u6ca1\u6709\u7a7a\u9699\u3002<\/p>\n<\/li>\n<\/ul>\n<h3>1.3 \u76f4\u89c2\u7406\u89e3 \u201c\u8fde\u7eed\u5185\u5b58\u201d<\/h3>\n<p>\u7528\u4e66\u67b6\u7c7b\u6bd4\u5185\u5b58&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u6570\u7ec4\u5c31\u50cf\u4e00\u4e2a\u6709 8 \u4e2a\u683c\u5b50\u7684\u4e66\u67b6&#xff08;\u957f\u5ea6 8&#xff09;&#xff0c;\u6bcf\u4e2a\u683c\u5b50\u53ea\u80fd\u653e \u201c\u6570\u5b66\u8bfe\u672c\u201d&#xff08;\u7c7b\u578b\u4e00\u81f4&#xff09;&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u683c\u5b50\u4ece\u5de6\u5230\u53f3\u6309 \u201c0\u30011\u30012\u3001\u2026\u30017\u201d \u7f16\u53f7&#xff08;\u6570\u7ec4\u7d22\u5f15\u4ece 0 \u5f00\u59cb&#xff0c;\u65b0\u624b\u5148\u8bb0\u8fd9\u4e2a\u89c4\u5219&#xff09;&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u683c\u5b50\u4e4b\u95f4\u6ca1\u6709\u7a7a\u9699&#xff08;\u8fde\u7eed\u5185\u5b58&#xff09;&#xff0c;\u4e0d\u80fd\u5728\u683c\u5b50 2 \u548c 3 \u4e4b\u95f4\u7a7a\u51fa\u4e00\u683c&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u60f3\u62ff\u7b2c 3 \u672c\u8bfe\u672c&#xff0c;\u76f4\u63a5\u627e\u7f16\u53f7 2 \u7684\u683c\u5b50\u5c31\u884c&#xff08;\u901a\u8fc7\u7d22\u5f15\u5feb\u901f\u8bbf\u95ee&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<h2>\u4e8c\u3001\u6570\u7ec4\u7684\u6838\u5fc3\u4f5c\u7528&#xff1a;\u6279\u91cf\u7ba1\u7406\u540c\u7c7b\u578b\u6570\u636e&#xff0c;\u7b80\u5316\u64cd\u4f5c<\/h2>\n<p>\u6570\u7ec4\u7684\u5b58\u5728&#xff0c;\u5c31\u662f\u4e3a\u4e86\u89e3\u51b3 \u201c\u5355\u4e2a\u53d8\u91cf\u7ba1\u7406\u5927\u91cf\u540c\u7c7b\u578b\u6570\u636e\u201d \u7684\u75db\u70b9&#xff0c;\u6838\u5fc3\u4f5c\u7528\u6709 3 \u4e2a&#xff1a;<\/p>\n<h3>2.1 \u6279\u91cf\u5b58\u50a8&#xff0c;\u51cf\u5c11\u53d8\u91cf\u5b9a\u4e49<\/h3>\n<p>\u4e0d\u7528\u4e3a\u6bcf\u4e2a\u6570\u636e\u5355\u72ec\u5b9a\u4e49\u53d8\u91cf&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u65e0\u6570\u7ec4&#xff1a;\u5b9a\u4e49 50 \u4e2a\u53d8\u91cfscore1\u5230score50\u5b58\u50a8 50 \u4e2a\u6210\u7ee9&#xff0c;\u4ee3\u7801\u5197\u957f\u4e14\u96be\u7ef4\u62a4&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u6709\u6570\u7ec4&#xff1a;\u53ea\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u6570\u7ec4int[] scores &#061; new int[50]&#xff0c;\u5c31\u80fd\u88c5\u4e0b 50 \u4e2a\u6210\u7ee9&#xff0c;\u4ee3\u7801\u7b80\u6d01\u3002<\/p>\n<\/li>\n<\/ul>\n<h3>2.2 \u7edf\u4e00\u7ba1\u7406&#xff0c;\u65b9\u4fbf\u904d\u5386 \/ \u8ba1\u7b97<\/h3>\n<p>\u6570\u7ec4\u7684\u6709\u5e8f\u6027\u548c\u8fde\u7eed\u5b58\u50a8&#xff0c;\u8ba9\u6211\u4eec\u80fd\u901a\u8fc7\u5faa\u73af\u5feb\u901f\u904d\u5386\u6240\u6709\u5143\u7d20&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u6bd4\u5982\u8ba1\u7b97 50 \u4e2a\u6210\u7ee9\u7684\u5e73\u5747\u5206&#xff1a;\u7528 for \u5faa\u73af\u904d\u5386\u6570\u7ec4&#xff0c;\u9010\u4e2a\u7d2f\u52a0\u6210\u7ee9&#xff0c;\u518d\u9664\u4ee5 50 \u5373\u53ef&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u6bd4\u5982\u627e\u6700\u9ad8\u5206&#xff1a;\u904d\u5386\u6570\u7ec4&#xff0c;\u9010\u4e2a\u6bd4\u8f83\u5143\u7d20\u5927\u5c0f&#xff0c;\u8bb0\u5f55\u6700\u5927\u503c\u3002<\/p>\n<\/li>\n<\/ul>\n<h3>2.3 \u5feb\u901f\u8bbf\u95ee&#xff0c;\u6548\u7387\u66f4\u9ad8<\/h3>\n<p>\u901a\u8fc7 \u201c\u7d22\u5f15\u201d \u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee\u4efb\u610f\u4f4d\u7f6e\u7684\u5143\u7d20&#xff0c;\u4e0d\u7528\u9010\u4e2a\u67e5\u627e&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u60f3\u67e5\u7b2c 10 \u4e2a\u5b66\u751f\u7684\u6210\u7ee9&#xff1a;\u76f4\u63a5\u53d6scores[9]&#xff08;\u7d22\u5f15\u4ece 0 \u5f00\u59cb&#xff09;&#xff0c;\u4e00\u6b65\u5230\u4f4d&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u60f3\u4fee\u6539\u7b2c 5 \u4e2a\u5b66\u751f\u7684\u6210\u7ee9&#xff1a;\u76f4\u63a5\u8d4b\u503cscores[4] &#061; 95&#xff0c;\u65e0\u9700\u5176\u4ed6\u64cd\u4f5c\u3002<\/p>\n<\/li>\n<\/ul>\n<h2>\u4e09\u3001\u6570\u7ec4\u7684\u6838\u5fc3\u7279\u5f81<\/h2>\n<p>\u6570\u7ec4\u7684 3 \u4e2a\u6838\u5fc3\u7279\u5f81\u662f\u7406\u89e3\u548c\u4f7f\u7528\u6570\u7ec4\u7684\u57fa\u7840&#xff0c;\u6bcf\u4e2a\u7279\u5f81\u90fd\u5bf9\u5e94\u660e\u786e\u7684 \u201c\u4f7f\u7528\u89c4\u5219\u201d&#xff0c;\u65b0\u624b\u8981\u9010\u4e2a\u5403\u900f&#xff1a;<\/p>\n<h3>3.1 \u7279\u5f81 1&#xff1a;\u957f\u5ea6\u56fa\u5b9a&#xff08;\u4e00\u65e6\u521b\u5efa&#xff0c;\u65e0\u6cd5\u4fee\u6539&#xff09;<\/h3>\n<p>\u6570\u7ec4\u7684\u957f\u5ea6&#xff08;\u80fd\u88c5\u7684\u5143\u7d20\u4e2a\u6570&#xff09;\u5728\u521b\u5efa\u65f6\u5c31\u786e\u5b9a\u4e86&#xff0c;\u540e\u7eed\u4e0d\u80fd\u589e\u52a0\u6216\u51cf\u5c11&#xff0c;\u5c31\u50cf\u4e66\u67b6\u7684\u683c\u5b50\u6570\u4e00\u65e6\u505a\u597d\u5c31\u4e0d\u80fd\u6539\u3002<\/p>\n<ul>\n<li>\n<p>\u4f8b\u5b50&#xff1a;\u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684\u6570\u7ec4int[] nums &#061; new int[5]&#xff0c;\u6700\u591a\u53ea\u80fd\u88c5 5 \u4e2a int \u7c7b\u578b\u5143\u7d20&#xff0c;\u60f3\u88c5\u7b2c 6 \u4e2a\u4f1a\u62a5\u9519&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u65b0\u624b\u907f\u5751&#xff1a;\u4e0d\u8981\u8bd5\u56fe \u201c\u6269\u5bb9\u201d \u6570\u7ec4&#xff0c;\u6bd4\u5982\u60f3\u7ed9\u957f\u5ea6 5 \u7684\u6570\u7ec4\u88c5 6 \u4e2a\u5143\u7d20&#xff0c;\u4f1a\u629b\u51faArrayIndexOutOfBoundsException&#xff08;\u6570\u7ec4\u7d22\u5f15\u8d8a\u754c&#xff0c;\u540e\u7eed\u4f1a\u8be6\u7ec6\u8bb2&#xff09;&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u8865\u5145&#xff1a;\u5982\u679c\u540e\u7eed\u9700\u8981\u52a8\u6001\u589e\u51cf\u5143\u7d20&#xff0c;Java \u6709\u5176\u4ed6\u5bb9\u5668&#xff08;\u6bd4\u5982 ArrayList&#xff09;&#xff0c;\u4f46\u65b0\u624b\u5148\u638c\u63e1\u57fa\u7840\u6570\u7ec4\u3002<\/p>\n<\/li>\n<\/ul>\n<h3>3.2 \u7279\u5f81 2&#xff1a;\u5143\u7d20\u7c7b\u578b\u4e00\u81f4&#xff08;\u4e0d\u80fd\u6df7\u88c5&#xff09;<\/h3>\n<p>\u6570\u7ec4\u5728\u5b9a\u4e49\u65f6\u5fc5\u987b\u6307\u5b9a\u6570\u636e\u7c7b\u578b&#xff0c;\u6240\u6709\u5143\u7d20\u90fd\u5fc5\u987b\u662f\u8be5\u7c7b\u578b&#xff0c;\u4e0d\u80fd\u6df7\u5408\u5b58\u653e\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u3002<\/p>\n<ul>\n<li>\n<p>\u6b63\u4f8b&#xff1a;int[] scores \u53ea\u80fd\u88c5 int \u7c7b\u578b\u7684\u6210\u7ee9&#xff08;90\u300185\u300195&#xff09;&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u53cd\u4f8b&#xff1a;\u4e0d\u80fd\u5728int[] scores\u91cc\u88c5\u5b57\u7b26\u4e32 \u201c\u5f20\u4e09\u201d\u3001\u5c0f\u6570 85.5&#xff0c;\u7f16\u8bd1\u76f4\u63a5\u62a5\u9519&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u7279\u6b8a\u60c5\u51b5&#xff1a;Object[]\u6570\u7ec4\u53ef\u4ee5\u88c5\u4e0d\u540c\u7c7b\u578b&#xff08;\u540e\u7eed\u5b66\u9762\u5411\u5bf9\u8c61\u518d\u8bb2&#xff09;&#xff0c;\u65b0\u624b\u9636\u6bb5\u5148\u5173\u6ce8\u57fa\u672c\u7c7b\u578b\u6570\u7ec4\u3002<\/p>\n<\/li>\n<\/ul>\n<h3>3.3 \u7279\u5f81 3&#xff1a;\u6709\u5e8f\u6027&#xff08;\u7d22\u5f15\u552f\u4e00&#xff0c;\u4ece 0 \u5f00\u59cb&#xff09;<\/h3>\n<p>\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u552f\u4e00\u7684 \u201c\u7d22\u5f15&#xff08;\u4e0b\u6807&#xff09;\u201d&#xff0c;\u7d22\u5f15\u4ece 0 \u5f00\u59cb&#xff0c;\u4f9d\u6b21\u9012\u589e&#xff0c;\u901a\u8fc7\u7d22\u5f15\u80fd\u7cbe\u51c6\u5b9a\u4f4d\u5143\u7d20\u3002<\/p>\n<ul>\n<li>\n<p>\u4f8b\u5b50&#xff1a;\u957f\u5ea6\u4e3a 5 \u7684\u6570\u7ec4&#xff0c;\u7d22\u5f15\u662f 0\u30011\u30012\u30013\u30014&#xff08;\u4e0d\u662f 1-5&#xff01;\u65b0\u624b\u6700\u5bb9\u6613\u9519&#xff09;&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u5bf9\u5e94\u5173\u7cfb&#xff1a;\u7d22\u5f15 0 \u2192 \u7b2c 1 \u4e2a\u5143\u7d20&#xff0c;\u7d22\u5f15 1 \u2192 \u7b2c 2 \u4e2a\u5143\u7d20&#xff0c;\u2026&#xff0c;\u7d22\u5f15 n-1 \u2192 \u7b2c n \u4e2a\u5143\u7d20&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u751f\u6d3b\u5316\u7c7b\u6bd4&#xff1a;\u4e66\u67b6\u683c\u5b50\u7f16\u53f7\u4ece 0 \u5f00\u59cb&#xff0c;0 \u53f7\u683c\u662f\u7b2c 1 \u4e2a\u4f4d\u7f6e&#xff0c;4 \u53f7\u683c\u662f\u7b2c 5 \u4e2a\u4f4d\u7f6e\u3002<\/p>\n<\/li>\n<\/ul>\n<h2>\u56db\u3001\u65b0\u624b\u6613\u6df7\u70b9&#xff1a;\u6570\u7ec4 vs \u5355\u4e2a\u53d8\u91cf&#xff08;\u5bf9\u6bd4\u8868&#xff09;<\/h2>\n<p>\u65b0\u624b\u521a\u5f00\u59cb\u5bb9\u6613\u5206\u4e0d\u6e05\u6570\u7ec4\u548c\u5355\u4e2a\u53d8\u91cf\u7684\u533a\u522b&#xff0c;\u7528\u8868\u683c\u5bf9\u6bd4\u66f4\u6e05\u6670&#xff1a;<\/p>\n<table>\n<tr>\u7279\u6027\u5355\u4e2a\u53d8\u91cf\u6570\u7ec4<\/tr>\n<tbody>\n<tr>\n<td>\u5b58\u50a8\u6570\u636e\u91cf<\/td>\n<td>\u53ea\u80fd\u5b58 1 \u4e2a\u503c<\/td>\n<td>\u80fd\u5b58\u591a\u4e2a\u540c\u7c7b\u578b\u503c&#xff08;\u957f\u5ea6\u56fa\u5b9a&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u8bbf\u95ee\u65b9\u5f0f<\/td>\n<td>\u76f4\u63a5\u7528\u53d8\u91cf\u540d&#xff08;\u6bd4\u5982score&#xff09;<\/td>\n<td>\u7528 \u201c\u6570\u7ec4\u540d &#043; \u7d22\u5f15\u201d&#xff08;\u6bd4\u5982scores[0]&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u5185\u5b58\u5360\u7528<\/td>\n<td>\u5355\u4e2a\u5185\u5b58\u5355\u5143<\/td>\n<td>\u8fde\u7eed\u7684\u591a\u4e2a\u5185\u5b58\u5355\u5143<\/td>\n<\/tr>\n<tr>\n<td>\u9002\u7528\u573a\u666f<\/td>\n<td>\u5b58\u50a8\u5355\u4e2a\u6570\u636e&#xff08;\u6bd4\u5982\u4e00\u4e2a\u5b66\u751f\u7684\u5e74\u9f84&#xff09;<\/td>\n<td>\u5b58\u50a8\u6279\u91cf\u540c\u7c7b\u578b\u6570\u636e&#xff08;\u6bd4\u5982\u5168\u73ed\u5b66\u751f\u7684\u5e74\u9f84&#xff09;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u4e94\u3001\u7b80\u5355\u793a\u4f8b&#xff1a;\u6570\u7ec4\u7684\u58f0\u660e&#xff08;\u65b0\u624b\u5148\u770b&#xff0c;\u540e\u7eed\u8be6\u89e3\u521b\u5efa&#xff09;<\/h2>\n<p>\u6570\u7ec4\u7684\u5b8c\u6574\u4f7f\u7528\u540e\u7eed\u4f1a\u8bb2&#xff0c;\u8fd9\u91cc\u5148\u7ed9\u51fa\u6700\u7b80\u5355\u7684\u58f0\u660e\u65b9\u5f0f&#xff0c;\u8ba9\u65b0\u624b\u6709\u76f4\u89c2\u8ba4\u8bc6&#xff1a;<\/p>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">ArrayOverview<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> args<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u58f0\u660e\u4e00\u4e2a\u80fd\u88c55\u4e2aint\u7c7b\u578b\u6210\u7ee9\u7684\u6570\u7ec4&#xff08;\u4ec5\u58f0\u660e&#xff0c;\u540e\u7eed\u8bb2\u521d\u59cb\u5316&#xff09;<\/span><br \/>\n        <span class=\"token keyword\">int<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> scores<span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u58f0\u660e\u5e76\u521d\u59cb\u5316\u4e00\u4e2a\u88c53\u4e2a\u6210\u7ee9\u7684\u6570\u7ec4&#xff08;\u76f4\u63a5\u8d4b\u503c&#xff09;<\/span><br \/>\n        <span class=\"token keyword\">int<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> mathScores <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token number\">90<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">85<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">95<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20&#xff1a;\u901a\u8fc7\u7d22\u5f15<\/span><br \/>\n        <span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u7b2c1\u4e2a\u5b66\u751f\u7684\u6570\u5b66\u6210\u7ee9&#xff1a;&#034;<\/span> <span class=\"token operator\">&#043;<\/span> mathScores<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 comment\">\/\/ \u8f93\u51fa90<\/span><br \/>\n        <span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u7b2c3\u4e2a\u5b66\u751f\u7684\u6570\u5b66\u6210\u7ee9&#xff1a;&#034;<\/span> <span class=\"token operator\">&#043;<\/span> mathScores<span class=\"token punctuation\">[<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u8f93\u51fa95<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u6267\u884c\u7ed3\u679c&#xff1a;<\/p>\n<p>\u7b2c<span class=\"token number\">1<\/span>\u4e2a\u5b66\u751f\u7684\u6570\u5b66\u6210\u7ee9&#xff1a;<span class=\"token number\">90<\/span><br \/>\n\u7b2c<span class=\"token number\">3<\/span>\u4e2a\u5b66\u751f\u7684\u6570\u5b66\u6210\u7ee9&#xff1a;<span class=\"token number\">95<\/span><\/p>\n<p>\u63d0\u793a&#xff1a;\u8fd9\u91cc\u53ea\u662f\u7b80\u5355\u7684\u58f0\u660e\u548c\u8bbf\u95ee&#xff0c;\u6570\u7ec4\u7684\u521b\u5efa\u3001\u521d\u59cb\u5316\u3001\u904d\u5386\u7b49\u7ec6\u8282&#xff0c;\u4e0b\u4e00\u8282\u4f1a\u8be6\u7ec6\u8bb2\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u8fd9\u4e00\u8282\u54b1\u4eec\u638c\u63e1\u4e86\u6570\u7ec4\u7684\u6838\u5fc3\u6982\u8ff0&#xff0c;\u8bb0\u4f4f 3 \u4e2a\u6838\u5fc3\u70b9&#xff1a;<\/p>\n<li>\n<p>\u6570\u7ec4\u672c\u8d28&#xff1a;\u76f8\u540c\u6570\u636e\u7c7b\u578b\u5143\u7d20\u7684\u6709\u5e8f\u96c6\u5408&#xff0c;\u5360\u7528\u8fde\u7eed\u5185\u5b58\u7a7a\u95f4&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u6838\u5fc3\u4f5c\u7528&#xff1a;\u6279\u91cf\u5b58\u50a8\u540c\u7c7b\u578b\u6570\u636e&#xff0c;\u7b80\u5316\u904d\u5386\u3001\u8ba1\u7b97\u7b49\u64cd\u4f5c&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u6838\u5fc3\u7279\u5f81&#xff1a;\u957f\u5ea6\u56fa\u5b9a\u3001\u7c7b\u578b\u4e00\u81f4\u3001\u7d22\u5f15\u4ece 0 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