{"id":285,"date":"2024-04-27T12:05:48","date_gmt":"2024-04-27T04:05:48","guid":{"rendered":"https:\/\/seanxd.com\/?p=285"},"modified":"2024-04-27T12:05:50","modified_gmt":"2024-04-27T04:05:50","slug":"zerojudge-b511","status":"publish","type":"post","link":"https:\/\/seanxd.com\/zh\/zerojudge-b511\/","title":{"rendered":"ZeroJudge B511: \u63db\u9285\u677f"},"content":{"rendered":"\n\n\n<p class=\"\">\u8f38\u5165\u4e0d\u540c\u9762\u503c\u7684\u9285\u677f\uff0c\u7136\u5f8c\u8f38\u5165\u4e00\u500b\u91d1\u984d\uff0c\u5c07\u5168\u90e8\u53ef\u80fd\u7684\u627e\u96f6\u65b9\u5f0f\u5217\u51fa\u3002\u8b6c\u5982\u6709 3 \u7a2e\u9285\u677f\u9762\u503c\u5206\u5225\u662f 1 \u5143\u30015 \u5143\u300110 \u5143\uff0c\u5047\u8a2d\u8981\u6e4a\u51fa 17 \u5143\uff0c\u5982\u679c\u628a\u627e\u96f6\u65b9\u6cd5\u8868\u793a\u6210 \u300c(1 \u5143\u500b\u6578,5 \u5143\u500b\u6578,10 \u5143\u500b\u6578)\u300d\uff0c\u7e3d\u5171\u6703\u6709\u4e0b\u5217\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\">(2,1,1)<\/li>\n\n\n\n<li class=\"\">(2,3,0)<\/li>\n\n\n\n<li class=\"\">(7,0,1)<\/li>\n\n\n\n<li class=\"\">(7,2,0)<\/li>\n\n\n\n<li class=\"\">(12,1,0)<\/li>\n\n\n\n<li class=\"\">(17,0,0)<\/li>\n<\/ul>\n\n\n\n<p class=\"\">\u6392\u5217\u9806\u5e8f\u7684\u898f\u5247: \u4f8b\u5982 (7,0,1) \u5148\u65bc (12,1,0) \u56e0\u70ba 7 \u6bd4 12 \u5c0f\uff1b\u800c (7,0,1) \u548c (7,2,0) \u7684\u9806\u5e8f\uff0c\u56e0\u70ba\u7b2c\u4e00\u500b\u6578\u76ee 7 \u548c 7 \u76f8\u7b49\uff0c\u9019\u6642\u5019\u5c31\u8981\u6bd4\u7b2c\u4e8c\u500b\u6578\u76ee\uff0c\u800c\u7531\u65bc 0 \u5c0f\u65bc 2 \u6240\u4ee5 (7,0,1) \u5148\u65bc (7,2,0)\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7bc4\u4f8b\u6e2c\u8cc7<\/h2>\n\n\n\n<figure class=\"wp-block-table nfd-wb-animate nfd-wb-fade-in-bottom-short\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7bc4\u4f8b\u8f38\u5165<\/th><th>\u7bc4\u4f8b\u8f38\u51fa<\/th><\/tr><\/thead><tbody><tr><td>\u8f38\u5165\u6709\u4e09\u884c<br>\u7b2c\u4e00\u884c\u4e00\u500b\u6578\u5b57 N \u4ee3\u8868\u6709\u5e7e\u7a2e\u4e0d\u540c\u9762\u503c\u7684\u9285\u677f (N &lt;= 5)<br>\u7b2c\u4e8c\u884c\u5c31\u662f N \u500b\u6574\u6578\uff0c\u8868\u793a N \u7a2e\u5c0d\u61c9\u7684\u9285\u677f\u9762\u503c<br>\u7b2c\u4e09\u884c\u4e00\u500b\u6578\u5b57\u662f\u8981\u9700\u8981\u627e\u96f6\u7684\u91d1\u984d<br>\u9285\u677f\u9762\u503c\u548c\u91d1\u984d\u90fd\u662f\u4e0d\u8d85\u904e100\u7684\u6b63\u6574\u6578\u3002<\/td><td>\u5217\u51fa\u6bcf\u4e00\u7a2e\u627e\u96f6\u65b9\u6cd5\uff0c\u7528\u62ec\u865f\u6846\u4f4f\u6bcf\u500b\u9285\u677f\u7684\u6578\u91cf\uff0c\u6578\u91cf\u4e4b\u9593\u7528\u9017\u865f\u9694\u958b\uff0c\u6bcf\u4e00\u7a2e\u627e\u96f6\u65b9\u6cd5\u5f8c\u9762\u8981\u63db\u884c\u3002\u4e0d\u540c\u7684\u627e\u96f6\u65b9\u6cd5\u7684\u6392\u5217\u9806\u5e8f\u8981\u4f9d\u7167\u984c\u76ee\u7684\u898f\u5b9a\u3002<\/td><\/tr><tr><td>3<br>1  5  10<br>17<\/td><td>(2,1,1)<br>(2,3,0)<br>(7,0,1)<br>(7,2,0)<br>(12,1,0)<br>(17,0,0)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u89e3\u984c\u601d\u8def<\/h2>\n\n\n\n<p class=\"\">\u4f7f\u7528\u51fd\u5f0f\u5c07\u6bcf\u500b\u5e63\u503c\u90fd\u52a0\u52a0\u770b\uff0c\u5982\u679c\u7b49\u65bc\u8981\u6c42\u7684\u6578\u91cf\u7684\u8a71\u5148<strong>\u5c07\u5e63\u7a2e\u7d44\u5408\u5b58\u5230\u4e00\u500b\u4e8c\u7dad\u9663\u5217\u4e2d<\/strong>\uff0c\u63a5\u4e0b\u4f86\u76f4\u63a5 <strong>Sort<\/strong> \u9019\u500b\u4e8c\u7dad\u9663\u5217\uff0c\u9700\u8981\u6ce8\u610f\u7684\u662f\u5b58\u5e63\u7a2e\u7d44\u5408\u7684\u6642\u5019\u8981\u5224\u65b7\u9019\u500b\u5e63\u7a2e\u7d44\u5408<strong>\u662f\u5426\u5df2\u7d93\u6709\u5b58\u5230\u9663\u5217\u4e2d<\/strong>\u4e86\uff0c\u53ef\u4ee5\u4f7f\u7528 <strong>Map<\/strong> \u6216 <strong>Set<\/strong> \u4f86\u5224\u65b7\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7bc4\u4f8b\u7a0b\u5f0f\u78bc\uff0d<a href=\"https:\/\/zerojudge.tw\/ShowProblem?problemid=b511\" target=\"_blank\" rel=\"noreferrer noopener\">ZeroJudge B511: \u63db\u9285\u677f<\/a><\/h3>\n\n\n\n<div class=\"hcb_wrap nfd-wb-animate nfd-wb-reveal-right nfd-delay-50\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>#include &lt;iostream&gt;\n#include &lt;map&gt;\n#include &lt;vector&gt;\n#include &lt;algorithm&gt;\nusing namespace std;\n\nint N, target;\nmap&lt;int, int&gt;MAP;\nvector&lt;vector&lt;int&gt;&gt;ans;\nmap&lt;vector&lt;int&gt;, int&gt;mm;\n\nvoid hi(vector&lt;int&gt;num, int sum)\n{\n    if (sum == target)\n    {\n        if (mm[num] == 0)\n        {\n            ans.push_back(num);\n            mm[num]++;\n        }\n        return;\n    }\n    else if (sum &gt; target) return;\n    for (int i = 0; i&lt;N; i++)\n    {\n        if (sum + MAP[i] &lt;= target)\n        {\n            num[i]++;\n            hi(num, sum+MAP[i]);\n            num[i]--;\n        }\n    }\n}\n\nint main() {\n    cin.sync_with_stdio(0);\n    cin.tie(0);\n    cin &gt;&gt; N;\n    vector&lt;int&gt;v;\n    for (int i = 0; i&lt;N; i++)\n    {\n        int tmp;\n        cin &gt;&gt; tmp;\n        MAP[i] = tmp;\n        v.push_back(0);\n    }\n    cin &gt;&gt; target;\n    hi(v, 0);\n    sort(ans.begin(), ans.end());\n    for (int i = 0; i&lt;ans.size(); i++)\n    {\n        cout &lt;&lt; &quot;(&quot; &lt;&lt; ans[i][0];\n        for (int j = 1; j&lt;ans[i].size(); j++)\n        {\n            cout &lt;&lt; &quot;,&quot; &lt;&lt; ans[i][j];\n        }\n        cout &lt;&lt; &quot;)\\n&quot;;\n    }\n}\n\n\/\/ZeroJudge B511\n\/\/Dr. SeanXD<\/code><\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u8f38\u5165\u4e0d\u540c\u9762\u503c\u7684\u9285\u677f\uff0c\u7136\u5f8c\u8f38\u5165\u4e00\u500b\u91d1\u984d\uff0c\u5c07\u5168\u90e8\u53ef\u80fd\u7684\u627e\u96f6\u65b9\u5f0f\u5217\u51fa\u3002\u8b6c\u5982\u6709 3 \u7a2e\u9285\u677f\u9762\u503c\u5206\u5225\u662f 1 \u5143\u30015 \u5143\u3001 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[6],"tags":[14,20,22,8,11,19,9],"class_list":["post-285","post","type-post","status-publish","format-standard","hentry","category-6","tag-map","tag-20","tag-22","tag-8","tag-11","tag-19","tag-9"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/285","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/comments?post=285"}],"version-history":[{"count":1,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/285\/revisions"}],"predecessor-version":[{"id":286,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/285\/revisions\/286"}],"wp:attachment":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/media?parent=285"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/categories?post=285"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/tags?post=285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}