{"id":3542,"date":"2022-10-15T23:57:51","date_gmt":"2022-10-15T14:57:51","guid":{"rendered":"https:\/\/k.foolslab.net\/dailyreport\/?p=3542"},"modified":"2022-10-16T09:27:22","modified_gmt":"2022-10-16T00:27:22","slug":"2022-10-15","status":"publish","type":"post","link":"https:\/\/k.foolslab.net\/dailyreport\/2022-10-15\/","title":{"rendered":"2022\/10\/15(\u571f)"},"content":{"rendered":"\n<p>\u8fd1\u6240\u306e\u30db\u30fc\u30e0\u30bb\u30f3\u30bf\u30fc\u3067\u9ad8\u30ca\u30c3\u30c8\u304c\u5b89\u304f\u58f2\u3089\u308c\u3066\u3044\u305f\u3002\u79cb\u6708\u3088\u308a\u3082\u8fd1\u5834\u3067\u5b89\u304f\u8cb7\u3048\u308b\u3068\u306a\u308b\u3068\u4eca\u5f8c\u3082\u5229\u7528\u3057\u305d\u3046\u3060\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>ABC273\u306b\u53c2\u52a0\u3057\u305f\u3002\u77e5\u8b58\u3084\u767a\u60f3\u529b\u3088\u308a\u3082\u96c6\u4e2d\u529b\u3067\u8ca0\u3051\u305f\u611f\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p>A: \u3084\u308b\u3060\u3051<\/p>\n\n\n\n<p>B: \u56db\u6368\u4e94\u5165\u306f$5\\times 10^i &gt; X \\rightarrow \\lfloor X\/10^{i+1} \\rfloor\\times 10^{i+1}, 5\\times 10^i \\leq X \\rightarrow \\lceil X\/10^{i+1} \\rceil\\times 10^{i+1}$\u307f\u305f\u3044\u306a\u611f\u3058\u306b\u3059\u308b\u3002<\/p>\n\n\n\n<p>C: \u5ea7\u5727\u3057\u3066\u4f4d\u7f6e\u3092\u898b\u308c\u3070\u300c\u3088\u308a\u5927\u304d\u3044\u3082\u306e\u306e\u7a2e\u985e\u6570\u300d\u306f\u3059\u3050\u306b\u5206\u304b\u308b\u3002\u3042\u3068\u306f\u3084\u308b\u3060\u3051\u3002<\/p>\n\n\n\n<p>D: H,W\u304c\u30c7\u30ab\u3044\u306e\u3092\u5b8c\u5168\u306b\u5fd8\u308c\u3066\u3044\u305f\u3002\u672c\u65e5\u306e\u8ca0\u3051\u305d\u306e1\u3002<\/p>\n\n\n\n<p>E: \u6570\u5217A\u306e\u672b\u5c3e\u3055\u3048\u53d6\u308c\u308c\u3070\u826f\u3044\u3001\u672b\u5c3e\u3092\u4ed8\u3051\u305f\u308a\u6d88\u3057\u305f\u308a\u3059\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u5909\u5316\u3059\u308bA\u3092\u6728\u3067\u8868\u73fe\u3059\u308b\u3002\u30da\u30fc\u30b8\u306f\u6728\u4e0a\u306e\u4f4d\u7f6e\u306b\u5bfe\u5fdc\u3055\u305b\u308c\u3070\u3088\u3044\u3002<\/p>\n\n\n\n<p>D: \u539f\u70b9\u304b\u3089\u5de6\u53f3\u306b\u3069\u3053\u307e\u3067\u5230\u9054\u3057\u305f\u304b\u3001\u73fe\u5728\u5de6\u53f3\u7aef\u3069\u3061\u3089\u306b\u3044\u308b\u304b\u3001\u3068\u3044\u3046\u306e\u3092\u72b6\u614b\u306b\u6301\u3063\u3066DP\u3002\u5de6\u53f3\u306e\u6700\u5927\u5230\u9054\u4f4d\u7f6e\u3055\u3048\u4fdd\u6301\u3057\u3066\u304a\u3051\u3070\u58c1\u3092\u7834\u308c\u308b\u304b\u3069\u3046\u304b\u306f$O(1)$\u304b$O(\\log N)$\u3067\u5224\u5b9a\u3067\u304d\u308b\u3002\u5236\u7d04\u304b\u3089\u4f4d\u7f6e\u306e\u7a2e\u985e\u6570\u306f\u6700\u59273000\u7a0b\u5ea6\u3067\u3042\u308a\u3001$3000^2\\approx 10^7$\u7a0b\u5ea6\u306e\u30aa\u30fc\u30c0\u30fc\u3067\u6e08\u3080\u3002<\/p>\n\n\n\n<p>\u58c1\u306e\u4f4d\u7f6e\u3068\u30cf\u30f3\u30de\u30fc\u306e\u4f4d\u7f6e\u3092\u53d6\u308a\u9055\u3048\u3066AC\u3092\u9003\u3057\u305f\u3002\u672c\u65e5\u306e\u8ca0\u3051\u305d\u306e2\u3002\u9ec4diff\u306b\u30b3\u30f3\u30c6\u30b9\u30c8\u4e2d\u306b\u5589\u5143\u307e\u3067\u8feb\u3063\u305f\u3053\u3068\u306b\u306f\u6e80\u8db3\u3057\u3066\u3044\u308b\u306e\u3060\u304c\u3001\u306a\u304a\u3055\u3089\u6094\u3057\u3044\u3002<\/p>\n\n\n\n<p>\u89e3\u304d\u65b9\u306e\u672c\u8cea\u7684\u306a\u90e8\u5206\u306e\u8003\u5bdf\u80fd\u529b\u306f\u5168\u304f\u89e3\u7b54\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u3068\u611f\u3058\u308b\u3002\u7720\u304f\u3066\u3082\u7d30\u304b\u3044\u3068\u3053\u308d\u306b\u6c17\u3092\u4ed8\u3051\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u3089\u306a\u3051\u308c\u3070\u3002\u3068\u3044\u3046\u304b\u96c6\u4e2d\u529b\u3068\u3044\u3046\u3088\u308a\u8aad\u89e3\u529b\u3001\u81ea\u5206\u306e\u8aa4\u8aad\u3092\u7591\u3048\u308b\u80fd\u529b\u306e\u3088\u3046\u306a&#8230;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u3061\u3087\u3063\u3068\u5fc5\u8981\u306b\u99c6\u3089\u308c\u305f\u306e\u3067socket.io\u3092\u3044\u3058\u3063\u3066\u3044\u305f\u3002nodejs+express+socket.io\u3068\u3044\u3046\u69cb\u6210\u3002<\/p>\n\n\n\n<p>\u4f5c\u308d\u3046\u3068\u3057\u3066\u3044\u308b\u7269\u306e\u6027\u8cea\u4e0a\u3001socket.io\u306e\u30b5\u30fc\u30d0\u30b5\u30a4\u30c9\u51e6\u7406\u3067\u30bb\u30c3\u30b7\u30e7\u30f3\u30af\u30c3\u30ad\u30fc\u306e\u5185\u5bb9\u3092\u4f7f\u3046\u5fc5\u8981\u304c\u51fa\u3066\u304d\u305f\u306e\u3060\u304c\u3001socket.io\u306e\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u3067\u306fexpress\u306b\u3088\u308b\u30ea\u30af\u30a8\u30b9\u30c8\u60c5\u5831\u306a\u3069\u3092\u53d7\u3051\u53d6\u308c\u306a\u3044\u3002\u8272\u3005\u8abf\u3079\u305f\u7d50\u679c\u3001\u624b\u6bb5\u306f\u3042\u308b\u3088\u3046\u306a\u306e\u3060\u304c\u3001\u3069\u3046\u306b\u3082\u3081\u3093\u3069\u304f\u3055\u305d\u3046\u306a\u81ed\u3044\u304c\u3077\u3093\u3077\u3093\u3059\u308b\u3002\u7d50\u5c40\u6700\u7d42\u7684\u306b\u30a2\u30d7\u30ea\u306e\u6839\u672c\u7684\u306a\u8a2d\u8a08\u3092\u898b\u76f4\u3059\u3053\u3068\u3067\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u5185\u5bb9\u3092socket.io\u304b\u3089\u6271\u308f\u306a\u304f\u3066\u3082\u826f\u304f\u306a\u3063\u305f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u7b4b\u30c8\u30ec\u3092\u3057\u305f\u3002\u4eca\u65e5\u306f\u8179\u7b4b\u3002\u3057\u3070\u3089\u304f\u3084\u3063\u3066\u306a\u304b\u3063\u305f\u305b\u3044\u304b\u3001\u3088\u304f\u52b9\u304f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd1\u6240\u306e\u30db\u30fc\u30e0\u30bb\u30f3\u30bf\u30fc\u3067\u9ad8\u30ca\u30c3\u30c8\u304c\u5b89\u304f\u58f2\u3089\u308c\u3066\u3044\u305f\u3002\u79cb\u6708\u3088\u308a\u3082\u8fd1\u5834\u3067\u5b89\u304f\u8cb7\u3048\u308b\u3068\u306a\u308b\u3068\u4eca\u5f8c\u3082\u5229\u7528\u3057\u305d\u3046\u3060\u3002 ABC273\u306b\u53c2\u52a0\u3057\u305f\u3002\u77e5\u8b58\u3084\u767a\u60f3\u529b\u3088\u308a\u3082\u96c6\u4e2d\u529b\u3067\u8ca0\u3051\u305f\u611f\u304c\u3042\u308b\u3002 A: \u3084\u308b\u3060\u3051 B: \u56db\u6368\u4e94\u5165\u306f$5\\time &hellip; <\/p>\n<div><a href=\"https:\/\/k.foolslab.net\/dailyreport\/2022-10-15\/\" class=\"more\">Read more &raquo;<span class=\"screen-reader-text\"> &#8220;2022\/10\/15(\u571f)&#8221;<\/span><\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3542","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts\/3542","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/comments?post=3542"}],"version-history":[{"count":14,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts\/3542\/revisions"}],"predecessor-version":[{"id":3557,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts\/3542\/revisions\/3557"}],"wp:attachment":[{"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/media?parent=3542"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/categories?post=3542"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/tags?post=3542"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}