{"id":1004,"date":"2024-08-01T09:00:00","date_gmt":"2024-08-01T01:00:00","guid":{"rendered":"https:\/\/seanxd.com\/?p=1004"},"modified":"2024-06-26T17:44:56","modified_gmt":"2024-06-26T09:44:56","slug":"zerojudge-n687","status":"publish","type":"post","link":"https:\/\/seanxd.com\/zh\/zerojudge-n687\/","title":{"rendered":"ZeroJudge N687: \u77e9\u5f62\u9999\u8549"},"content":{"rendered":"\n\n\n<p>\u300c\u77e9\u5f62\u9999\u8549\u300d\u662f\u4e00\u7a2e\u65b0\u54c1\u7a2e\u7684\u9999\u8549\uff0c\u53ea\u80fd\u5920\u7a2e\u690d\u5728\u5169\u500b\u77e9\u5f62\u91cd\u758a\u4e5f\u5c31\u662f\u76f8\u4ea4\u7684\u5340\u57df\u3002<\/p>\n\n\n\n<p>\u8209\u4f8b\u4f86\u8aaa\uff0c\u4ee5\u4e0b\u662f\u5176\u4e2d\u5e7e\u7a2e\u6703\u7522\u751f\u77e9\u5f62\u9999\u8549\u7684\u72c0\u6cc1\uff1b\u6bd4\u8f03\u7279\u5225\u7684\u662f\u7576\u67d0\u4e00\u77e9\u5f62\u5b8c\u5168\u88ab\u53e6\u4e00\u500b\u77e9\u5f62\u8986\u84cb\u6642\uff0c\u4e5f\u7b97\u662f\u76f8\u4ea4\uff08\u5982\u53f3\u4e0b\u5716\uff09\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"644\" height=\"269\" loading=\"lazy\" src=\"https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-6.png\" alt=\"ZeroJudge N687 \u77e9\u5f62\u9999\u8549\u4f8b\u5716\" class=\"wp-image-1009\" srcset=\"https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-6.png 644w, https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-6-300x125.png 300w, https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-6-18x8.png 18w, https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-6-50x21.png 50w, https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-6-100x42.png 100w\" sizes=\"auto, (max-width: 644px) 100vw, 644px\" \/><\/figure>\n\n\n\n<p>\u76f8\u53cd\u5730\uff0c\u4ee5\u4e0b\u662f\u5176\u4e2d\u5e7e\u7a2e\u4e0d\u6703\u7522\u751f\u77e9\u5f62\u9999\u8549\u7684\u72c0\u6cc1\uff1b\u6bd4\u8f03\u7279\u5225\u7684\u662f\uff0c\u7576\u5169\u500b\u77e9\u5f62\u50c5\u662f\u64e6\u908a\u6642\uff0c\u4e5f\u4e0d\u7b97\u662f\u76f8\u4ea4\uff08\u5982\u5de6\u4e0b\u5716\uff09\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"625\" height=\"234\" loading=\"lazy\" src=\"https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-7.png\" alt=\"ZeroJudge N687 \u975e\u77e9\u5f62\u9999\u8549\u4f8b\u5716\" class=\"wp-image-1010\" srcset=\"https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-7.png 625w, https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-7-300x112.png 300w, https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-7-18x7.png 18w, https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-7-50x19.png 50w, https:\/\/seanxd.com\/wp-content\/uploads\/2024\/06\/image-7-100x37.png 100w\" sizes=\"auto, (max-width: 625px) 100vw, 625px\" \/><\/figure>\n\n\n\n<p>\u7d66\u5b9a\u5169\u500b\u77e9\u5f62\uff0c\u8acb\u5354\u52a9\u8a08\u7b97\u9069\u5408\u7a2e\u690d\u77e9\u5f62\u9999\u8549\u7684\u9762\u7a4d\u6709\u591a\u5927\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>\u8f38\u5165\u516b\u500b\u6574\u6578 (x<sub>1<\/sub>, y<sub>1<\/sub>), (x<sub>2<\/sub>, y<sub>2<\/sub>), (x<sub>3<\/sub>, y<sub>3<\/sub>), (x<sub>4<\/sub>, y<sub>4<\/sub>)\u00a0\u5206\u5225\u4ee3\u8868\uff1a<br>\u7b2c\u4e00\u500b\u77e9\u5f62\u5de6\u4e0b\u89d2\u9ede (x<sub>1<\/sub>, y<sub>1<\/sub>) \u548c\u53f3\u4e0a\u89d2\u9ede (x<sub>2<\/sub>, y<sub>2<\/sub>)<br>\u7b2c\u4e8c\u500b\u77e9\u5f62\u5de6\u4e0b\u89d2\u9ede (x<sub>3<\/sub>, y<sub>3<\/sub>) \u548c\u53f3\u4e0a\u89d2\u9ede (x<sub>4<\/sub>, y<sub>4<\/sub>)<sub><br><\/sub>-100 \u2264 \u5c0d\u65bc\u6240\u6709 x<sub>i\u00a0<\/sub>\u548c y<sub>i<\/sub>\u00a0\u2264 100<\/td><td>\u5370\u51fa\u5169\u77e9\u5f62\u91cd\u758a\u9762\u7a4d\uff0c\u82e5\u7121\u91cd\u758a\u5247\u5370\u51fa \u300cbanana\u300d\u3002<\/td><\/tr><tr><td>0 0 10 10 0 0 5 5<\/td><td>25<\/td><\/tr><tr><td>0 0 6 4 4 -4 7 2<\/td><td>4<\/td><\/tr><tr><td>2 2 3 3 3 2 4 3<\/td><td>banana<\/td><\/tr><tr><td>-2 1 1 4 1 -1 4 3<\/td><td>banana<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u89e3\u984c\u601d\u8def<\/h2>\n\n\n\n<p>\u8a08\u7b97\u91cd\u758a\u90e8\u5206\u7684\u5de6\u53f3\u3001\u4e0a\u4e0b\u908a\u754c\uff0c\u5206\u5225\u547d\u540d\u70ba l\u3001r\u3001u\u3001d\u3002<\/p>\n\n\n\n<p>l \u5c31\u662f x1 \u548c x3 \u7684\u6700\u5927\u503c\uff0cr \u662f x2 \u548c x4 \u7684\u6700\u5c0f\u503c\uff0cu \u662f y2 \u548c y4 \u7684\u6700\u5c0f\u503c\uff0cd \u662f y1 \u548c y3 \u7684\u6700\u5927\u503c\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u56db\u500b\u908a\u754c\u7121\u6cd5\u6210\u70ba\u4e00\u500b\u77e9\u5f62\u7684\u8a71\u4ee3\u8868\u5169\u500b\u77e9\u5f62\u4e26\u6c92\u6709\u91cd\u758a\uff0c\u4e5f\u5c31\u662f\u7576 l >= r \u6216 d >= u\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u78ba\u5be6\u6709\u91cd\u758a\u7684\u90e8\u5206\uff0c\u91cd\u758a\u7684\u9762\u7a4d\u70ba (r-l) * (u-d)\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7bc4\u4f8b\u7a0b\u5f0f\u78bc\uff0d<a href=\"https:\/\/zerojudge.tw\/ShowProblem?problemid=n687\" target=\"_blank\" rel=\"noreferrer noopener\">ZeroJudge N687: \u77e9\u5f62\u9999\u8549<\/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;\nusing namespace std;\n\nint main() {\n    cin.sync_with_stdio(0);\n    cin.tie(0);\n    int x1, x2, x3, x4, y1, y2, y3, y4;\n    cin &gt;&gt; x1 &gt;&gt; y1 &gt;&gt; x2 &gt;&gt; y2 &gt;&gt; x3 &gt;&gt; y3 &gt;&gt; x4 &gt;&gt; y4;\n    const int l = max(x1, x3), r = min(x2, x4), u = min(y2, y4), d = max(y1, y3);\n    if (l &gt;= r || d &gt;= u) cout &lt;&lt; &quot;banana\\n&quot;;\n    else cout &lt;&lt; (r-l) * (u-d) &lt;&lt; &quot;\\n&quot;;\n}\n\n\/\/ZeroJudge N687\n\/\/Dr. SeanXD<\/code><\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u300c\u77e9\u5f62\u9999\u8549\u300d\u662f\u4e00\u7a2e\u65b0\u54c1\u7a2e\u7684\u9999\u8549\uff0c\u53ea\u80fd\u5920\u7a2e\u690d\u5728\u5169\u500b\u77e9\u5f62\u91cd\u758a\u4e5f\u5c31\u662f\u76f8\u4ea4\u7684\u5340\u57df\u3002 \u8209\u4f8b\u4f86\u8aaa\uff0c\u4ee5\u4e0b\u662f\u5176\u4e2d\u5e7e\u7a2e\u6703\u7522\u751f\u77e9\u5f62 [&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":[8,13],"class_list":["post-1004","post","type-post","status-publish","format-standard","hentry","category-6","tag-8","tag-13"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/1004","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=1004"}],"version-history":[{"count":2,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/1004\/revisions"}],"predecessor-version":[{"id":1012,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/1004\/revisions\/1012"}],"wp:attachment":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/media?parent=1004"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/categories?post=1004"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/tags?post=1004"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}