{"id":1057,"date":"2014-11-03T20:42:17","date_gmt":"2014-11-03T12:42:17","guid":{"rendered":"http:\/\/www.shuizilong.com\/house\/?p=1057"},"modified":"2016-08-24T18:52:51","modified_gmt":"2016-08-24T10:52:51","slug":"srm-628","status":"publish","type":"post","link":"https:\/\/www.shuizilong.com\/house\/archives\/srm-628\/","title":{"rendered":"SRM 628"},"content":{"rendered":"<p><!--more--><\/p>\n<p><a href=\"https:\/\/gist.github.com\/lychees\/568c58a47009028fb228\">https:\/\/gist.github.com\/lychees\/568c58a47009028fb228<\/a><\/p>\n<h2>250. ShadowSculpture:<\/h2>\n<p>\u7ed9\u5b9a\u4e00\u4e2a 6-\u8fde\u901a\u7684\u7acb\u4f53\u56fe\u5f62\uff08\u53ea\u6709\u4e00\u4e2a\u8fde\u901a\u5757\uff09\u7684\u4e09\u89c6\u56fe\uff0c\u6c42\u662f\u5426\u5408\u6cd5\u3002<\/p>\n<p>\u5982\u679c\u67d0\u4e2a\u4f4d\u7f6e\u662f &#8216;N&#8217;\uff0c\u90a3\u4e48\u80af\u5b9a\u4ece\u8fd9\u4e2a\u89d2\u5ea6\u770b\u8fc7\u53bb\u90fd\u6ca1\u6709\u56fe\u5f62\u3002<br \/>\n\u90a3\u4e48\u5047\u8bbe\u5176\u4ed6\u4f4d\u7f6e\u90fd\u662f\u7816\u5757\uff0c\u8fd9\u6837\u53ef\u80fd\u5bfc\u81f4\u56fe\u5f62\u4e0d\u8fde\u901a\uff0c\u4e8e\u662f\u6bcf\u6b21 dfs() \u51fa\u4e00\u4e2a\u8fde\u901a\u5757\uff0c\u5c31\u5224\u65ad\u662f\u5426\u7528\u8fd9\u4e2a\u8fde\u901a\u5757\u5c31\u5df2\u7ecf\u7b26\u5408\u63cf\u8ff0\u3002<\/p>\n<h2>500. NarrowPassage2:<\/h2>\n<p>\u7ed9\u4e86n(n <= 50)\u4e2a\u6570\u7684\u6570\u5217\uff0c\u5982\u679c\u76f8\u90bb\u7684\u4e24\u4e2a\u6570 \u7684\u548c\u6ee1\u8db3 <= k, \u8fd9\u4e24\u4e2a\u6570\u5c31\u53ef\u4ee5\u4ea4\u6362\u3002\n\u95ee\u8fd9\u4e2a\u6570\u5217\u53ef\u4ee5\u5f62\u6210\u591a\u5c11\u79cd\u4e0d\u540c\u7684\u6392\u5217\uff1f\n\u4f8b\u5982\u3001{1,2,3}, k = 3 \u7684\u8bdd\u3002\u3002\u524d\u4e24\u4e2a\u6570\u53ef\u4ee5\u4ea4\u6362\uff0c\u6240\u4ee5\u7b54\u6848\u662f2\u3002\u3002\n\u800c {1,1,1,1,1}\uff0c2 = 2 \u7684\u8bdd\u3002\u3002\u4efb\u4f55\u6392\u5217\u90fd\u662f\u5408\u6cd5\u7684\u3002\u3002\u6240\u4ee5\u662f 5!\u3002\n\n\u6bcf\u6b21\u5220\u9664\u6700\u5c0f\uff08\u6216\u6700\u5927\uff09\u7684\uff0c\u8ba1\u7b97\u8d21\u732e\u5e76\u9012\u5f52\u3002\n\n<\/p>\n","protected":false},"excerpt":{"rendered":"","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":[17],"tags":[],"class_list":["post-1057","post","type-post","status-publish","format-standard","hentry","category-topcoder"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p2tdP7-h3","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/1057","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=1057"}],"version-history":[{"count":1,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/1057\/revisions"}],"predecessor-version":[{"id":1058,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/1057\/revisions\/1058"}],"wp:attachment":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/media?parent=1057"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/categories?post=1057"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/tags?post=1057"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}