{"id":1317,"date":"2024-12-28T09:00:00","date_gmt":"2024-12-28T01:00:00","guid":{"rendered":"https:\/\/seanxd.com\/?p=1317"},"modified":"2024-12-19T11:10:15","modified_gmt":"2024-12-19T03:10:15","slug":"zerojudge-f607","status":"publish","type":"post","link":"https:\/\/seanxd.com\/zh\/zerojudge-f607\/","title":{"rendered":"ZeroJudge F607: \u5207\u5272\u8cbb\u7528"},"content":{"rendered":"\n\n\n<p>\u6709\u4e00\u6839\u9577\u5ea6\u70ba L \u7684\u68cd\u5b50\uff0c\u4f60\u6703\u628a\u9019\u500b\u68cd\u5b50\u5207\u5272 N \u6b21\u3002<\/p>\n\n\n\n<p>\u5047\u8a2d\u4e00\u958b\u59cb\u68cd\u5b50\u5de6\u7aef\u653e\u5728\u6578\u7dda\u4e0a 0 \u7684\u4f4d\u7f6e\uff0c\u68cd\u5b50\u7684\u53f3\u7aef\u653e\u5728\u6578\u7dda\u4e0a L \u7684\u4f4d\u7f6e\uff0c\u6bcf\u6b21\u7684\u5207\u5272\u6703\u7d66\u5b9a\u4e00\u500b\u4ecb\u65bc 0 \u5230 L \u7684\u6578\u5b57\u8868\u793a\u8981\u5207\u500b\u7684\u4f4d\u7f6e\uff0c\u4f60\u8981\u628a\u7a7f\u904e\u500b\u9019\u4f4d\u7f6e\u7684\u68cd\u5b50\u5207\u6210\u5169\u6bb5\uff0c\u800c\u6240\u9700\u7684\u82b1\u8cbb\u5c31\u7b49\u65bc\u6240\u5207\u5272\u7684\u68cd\u5b50\u7684\u9577\u5ea6\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\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7bc4\u4f8b\u8f38\u5165<\/th><th>\u7bc4\u4f8b\u8f38\u51fa<\/th><\/tr><\/thead><tbody><tr><td>\u7b2c\u4e00\u884c\u6709\u5169\u500b\u6574\u6578 N \u548c L\u3002\u63a5\u4e0b\u4f86 N \u884c\u6bcf\u884c\u6709\u5169\u500b\u6574\u6578 X \u548c i\uff0c\u8868\u793a X \u4f4d\u7f6e\u88ab\u5207\u904e\u4e00\u5200\uff0c\u800c\u9019\u5200\u662f\u5168\u90e8\u7684\u5207\u5272\u4e2d\u7684\u7b2c i \u5200\uff0c\u4fdd\u8b49  i \u662f\u4ecb\u65bc [1, N] \u7684\u6574\u6578\u4e14\u4e0d\u6703\u91cd\u8907\u3002<\/td><td>\u8f38\u51fa\u4e00\u500b\u6574\u6578\u8868\u793a\u7e3d\u5171\u7684\u5207\u5272\u8cbb\u7528\uff0c\u7b54\u6848\u53ef\u80fd\u8d85\u904e 2<sup>31<\/sup>\uff0c\u4f46\u4e0d\u6703\u8d85\u904e 2<sup>60<\/sup>\u3002<\/td><\/tr><tr><td>3 7<br>2 2<br>3 1<br>5 3<\/td><td>14<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u89e3\u984c\u601d\u8def<\/h2>\n\n\n\n<p>\u4f7f\u7528\u4e8c\u5206\u641c\u7684\u65b9\u5f0f\u4f86\u78ba\u8a8d\u8981\u4e0b\u5200\u7684\u5730\u65b9\u662f\u5728\u54ea\u4e00\u500b\u5340\u6bb5\uff0c\u4f7f\u7528\u4e00\u500b\u9663\u5217\u5c07\u6bcf\u4e00\u6b21\u4e0b\u5200\u7684\u4f4d\u7f6e\u5b58\u8d77\u4f86\uff0c\u5305\u62ec\u6700\u4e00\u958b\u59cb\u7684\u982d\u8207\u5c3e\u3002\u4e0b\u5200\u7684\u8cbb\u7528\u5c31\u662f\u4e0b\u5200\u7684\u90a3\u500b\u4f4d\u7f6e\u7684\u7dda\u6bb5\u9577\u5ea6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7bc4\u4f8b\u7a0b\u5f0f\u78bc\uff0d<a href=\"https:\/\/zerojudge.tw\/ShowProblem?problemid=f607\" target=\"_blank\" rel=\"noreferrer noopener\">ZeroJudge F607: \u5207\u5272\u8cbb\u7528<\/a><\/h3>\n\n\n\n<div class=\"hcb_wrap\"><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;\nusing namespace std;\n\nint main() {\n    cin.sync_with_stdio(0);\n    cin.tie(0);\n    int N, L;\n    cin &gt;&gt; N &gt;&gt; L;\n    map&lt;int, int&gt;MAP;\n    for (int i = 0; i &lt; N; i++) {\n        int a, b;\n        cin &gt;&gt; a &gt;&gt; b;\n        MAP[b] = a;\n    }\n    vector&lt;int&gt; line;\n    line.push_back(0);\n    line.push_back(L);\n    long long int ans = 0;\n    for (auto it:MAP) {\n        const int knife = it.second;\n        int L = 0, R = line.size();\n        while (L &lt;= R) {\n            const int middle = (L + R) \/ 2;\n            if (knife &gt; line[middle]) L = middle + 1;\n            else R = middle - 1;\n        }\n        const long long int len = line[L] - line[R];\n        ans += len;\n        line.insert(line.begin()+L, knife);\n    }\n    cout &lt;&lt; ans &lt;&lt; &quot;\\n&quot;;\n}\n\n\/\/ZeroJudge F607\n\/\/Dr. SeanXD<\/code><\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u6709\u4e00\u6839\u9577\u5ea6\u70ba L \u7684\u68cd\u5b50\uff0c\u4f60\u6703\u628a\u9019\u500b\u68cd\u5b50\u5207\u5272 N \u6b21\u3002 \u5047\u8a2d\u4e00\u958b\u59cb\u68cd\u5b50\u5de6\u7aef\u653e\u5728\u6578\u7dda\u4e0a 0 \u7684\u4f4d\u7f6e\uff0c\u68cd\u5b50\u7684\u53f3\u7aef\u653e [&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":[25],"tags":[14,20,41,8,9],"class_list":["post-1317","post","type-post","status-publish","format-standard","hentry","category-ioi-apcs","tag-map","tag-20","tag-41","tag-8","tag-9"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/1317","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=1317"}],"version-history":[{"count":1,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/1317\/revisions"}],"predecessor-version":[{"id":1318,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/1317\/revisions\/1318"}],"wp:attachment":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/media?parent=1317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/categories?post=1317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/tags?post=1317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}