{"id":63,"date":"2024-11-11T16:41:10","date_gmt":"2024-11-11T16:41:10","guid":{"rendered":"http:\/\/west.wangyuansheng.cn\/?p=63"},"modified":"2025-07-18T06:12:31","modified_gmt":"2025-07-18T06:12:31","slug":"%e5%85%ad%e4%bd%8d%e6%95%b0%e6%98%af%e5%90%a6%e5%af%b9%e7%a7%b0","status":"publish","type":"post","link":"http:\/\/west.wangyuansheng.cn\/?p=63","title":{"rendered":"\u516d\u4f4d\u6570\u662f\u5426\u5bf9\u79f0"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u5206\u6790\u95ee\u9898<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u5224\u65ad\u4e00\u4e2a\u516d\u4f4d\u6570\u662f\u5426\u5bf9\u79f0\uff0c\u5373\u6b63\u8fc7\u6765\u548c\u5012\u8fc7\u6765\u662f\u540c\u4e00\u4e2a\u6570\uff0c\u4e5f\u5c31\u662f\u4e2a\u4f4d=\u5341\u4e07\u4f4d\uff1b\u5341\u4f4d\u7b49\u4e8e\u4e07\u4f4d\uff1b\u767e\u4f4d\u7b49\u4e8e\u5343\u4f4d\uff1b<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u5efa\u7acb\u6a21\u578b<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><em>\u65b9\u6cd5\u4e00<\/em>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8f93\u5165\u516d\u4f4d\u6574\u6570 num<br>\u5c06 num \u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32 str_num<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c str_num \u7684\u7b2c\u4e00\u4e2a\u5b57\u7b26\u7b49\u4e8e\u7b2c\u516d\u4e2a\u5b57\u7b26<br>\u4e14 str_num \u7684\u7b2c\u4e8c\u4e2a\u5b57\u7b26\u7b49\u4e8e\u7b2c\u4e94\u4e2a\u5b57\u7b26<br>\u4e14 str_num \u7684\u7b2c\u4e09\u4e2a\u5b57\u7b26\u7b49\u4e8e\u7b2c\u56db\u4e2a\u5b57\u7b26<br>\u662f\u5bf9\u79f0\u6570 \u5219\u8f93\u51fa &#8220;Y&#8221;<br>\u5426\u5219<br>\u4e0d\u662f\u5bf9\u79f0\u6570 \u8f93\u51fa &#8220;N&#8221;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\u65b9\u6cd5\u4e8c<\/em>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8f93\u5165\u516d\u4f4d\u6574\u6570 num<br>\u5b9a\u4e49\u516d\u4e2a\u53d8\u91cf\u5206\u522b\u8868\u793a\u5341\u4e07\u3001\u4e07\u3001\u5343\u3001\u767e\u3001\u5341\u3001\u4e2a\u4f4d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bd4\u8f83 \u4e2a\u4f4d=\u5341\u4e07\u4f4d\u3001\u5341\u4f4d\u7b49\u4e8e\u4e07\u4f4d\u3001\u767e\u4f4d\u7b49\u4e8e\u5343\uff0c\u5982\u679c\u76f8\u7b49\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5219<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u200b \u662f\u5bf9\u79f0\u6570\uff0c\u8f93\u51fa&#8221;Y&#8221;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5426\u5219<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u200b \u4e0d\u662f\u5bf9\u79f0\u6570\uff0c\u8f93\u51fa\u201dN\u201c<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u7f16\u5199\u4ee3\u7801<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;bits\/stdc++.h&gt;\nusing namespace std;\nint main(){\n    int n;\n    cin &gt;&gt; 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