{"id":1786,"date":"2021-10-12T14:08:36","date_gmt":"2021-10-12T06:08:36","guid":{"rendered":"http:\/\/www.shuizilong.com\/house\/?p=1786"},"modified":"2021-10-21T12:59:07","modified_gmt":"2021-10-21T04:59:07","slug":"facebook-hacker-cup-2021-round3","status":"publish","type":"post","link":"https:\/\/www.shuizilong.com\/house\/archives\/facebook-hacker-cup-2021-round3\/","title":{"rendered":"Facebook Hacker Cup 2021 Round 3"},"content":{"rendered":"<p>\u679c\u7136\u8bb0\u9519\u65f6\u95f4\u4e86\u3002\u3002\u9760\u3002\u3002<br \/>\n\u6ca1\u4eba\u63d0\u9192\u771f\u4e0d\u884c\u3002\u3002\u3002\u771f\u7684\u5f97\u63d0\u524d\u4e22 calendar \u91cc\u3002\u3002\u3002\u3001<br \/>\n\u4e0d\u8fc7\u8fd9\u573a\u8c8c\u4f3c\u662f\u624b\u901f round \u3001\u3001\u3001\u6211\u80af\u5b9a\u6ca1\u620f\u3002\u3002\u3002<\/p>\n<p><a href=\"https:\/\/github.com\/lychees\/ACM-Training\/tree\/master\/Archive\/Other\/Hacker%20Cup\">\u4ee3\u7801<\/a><\/p>\n<p>A.<br \/>\n\u6709\u70b9\u7c7b\u4f3c\u4e0a\u6b21 atcoder \u90a3\u4e2a\u7ef4\u62a4\u533a\u95f4\u7684\u9898\uff0c<br \/>\n\u4e0d\u8fc7\u76f8\u6bd4 set\uff0c\u8fd9\u4e2a\u9898\u7528 dsu \u7ef4\u62a4\u66f4\u597d\u3002<\/p>\n<p>B.<br \/>\n\u7528\u7ebf\u6bb5\u6811\u7ef4\u62a4 dp\u3002\u3002<br \/>\n\u86cb\u75bc\u7684\u662f\u8fd9\u4e2a\u9898\u91cc\u7684\u8fd8\u6709\u53ef\u80fd\u4ece\u5916\u90e8\u7ed5\u56de\u6765\u3002\u3002\u3002<br \/>\n\u867d\u7136\u5927\u6982\u53ea\u8981\u52a0\u4e00\u4e0b\u4e8c\u5206\u67e5\u627e\uff0c\u4e0d\u8fc7\u4ee3\u7801\u91cf\u589e\u52a0\u4e86\u597d\u591a\u3002\u3002\u3002\u3002<br \/>\n\u4e00\u4e0d\u5c0f\u5fc3\u5c31\u5199\u75b5\u4e86\u3002\u3002\u3002<\/p>\n<p>C.<br \/>\nDP \u3002\u3002\u4e0d\u4f1a\u3002\u3002<\/p>\n<p>D.<br \/>\n\u8c8c\u4f3c\u9700\u8981\u6811\u94fe\u5256\u5206\u3002\u3002\u3002\u56e7<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u679c\u7136\u8bb0\u9519\u65f6\u95f4\u4e86\u3002\u3002\u9760\u3002\u3002 \u6ca1\u4eba\u63d0\u9192\u771f\u4e0d\u884c\u3002\u3002\u3002\u771f\u7684\u5f97\u63d0\u524d\u4e22 calendar \u91cc\u3002\u3002\u3002\u3001 \u4e0d\u8fc7\u8fd9\u573a\u8c8c\u4f3c\u662f\u624b\u901f round \u3001\u3001\u3001\u6211\u80af\u5b9a\u6ca1\u620f\u3002\u3002\u3002 \u4ee3\u7801 A. \u6709\u70b9\u7c7b\u4f3c\u4e0a\u6b21 atcoder \u90a3\u4e2a\u7ef4\u62a4\u533a\u95f4\u7684\u9898\uff0c \u4e0d\u8fc7\u76f8\u6bd4 set\uff0c\u8fd9\u4e2a\u9898\u7528 dsu \u7ef4\u62a4\u66f4\u597d\u3002 B. \u7528\u7ebf\u6bb5\u6811\u7ef4\u62a4 dp\u3002\u3002 \u86cb\u75bc\u7684\u662f\u8fd9\u4e2a\u9898\u91cc\u7684\u8fd8\u6709\u53ef\u80fd\u4ece\u5916\u90e8\u7ed5\u56de\u6765\u3002\u3002\u3002 \u867d\u7136\u5927\u6982\u53ea\u8981\u52a0\u4e00\u4e0b\u4e8c\u5206\u67e5\u627e\uff0c\u4e0d\u8fc7\u4ee3\u7801\u91cf\u589e\u52a0\u4e86\u597d\u591a\u3002\u3002\u3002\u3002 \u4e00\u4e0d\u5c0f\u5fc3\u5c31\u5199\u75b5\u4e86\u3002\u3002\u3002 C. DP \u3002\u3002\u4e0d\u4f1a\u3002\u3002 D. \u8c8c\u4f3c\u9700\u8981\u6811\u94fe\u5256\u5206\u3002\u3002\u3002\u56e7<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[1],"tags":[],"class_list":["post-1786","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p2tdP7-sO","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/1786","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/comments?post=1786"}],"version-history":[{"count":0,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/1786\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/media?parent=1786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/categories?post=1786"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/tags?post=1786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}