{"title":"SRM412 ForbiddenStrings","url":"https://logfiles.hatenablog.com/entry/20140822/1408685931","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","version":"1.0","type":"rich","blog_title":"Logfiles","author_url":"https://blog.hatena.ne.jp/moistx/","published":"2014-08-22 14:38:51","author_name":"moistx","blog_url":"https://logfiles.hatenablog.com/","image_url":null,"description":"\u554f\u984c\u6587 'A', 'B', 'C' \u306e\u307f\u306e\u6587\u5b57\u3092\u7528\u3044\u3066\u3001\u9577\u3055 n \u306e\u6587\u5b57\u5217\u304c\u69cb\u6210\u3055\u308c\u308b\u3002\u6587\u5b57\u5217\u306e\u3046\u3061\u3001\u305d\u306e\u90e8\u5206\u6587\u5b57\u5217\u306b\u304a\u3044\u3066 'A', 'B', 'C' \u306e\u6587\u5b57\u304c\u9806\u4e0d\u540c\u3067\uff11\u3064\u305a\u3064\u9023\u7d9a\u3057\u3066\u3044\u308b\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\u3082\u306e\u306f\u3001\u7981\u6b62\u6587\u5b57\u5217\u3068\u5b9a\u7fa9\u3059\u308b\u3002\u7981\u6b62\u6587\u5b57\u5217\u3067\u306a\u3044\u9577\u3055 n \u306e\u6587\u5b57\u5217\u306e\u7dcf\u6570\u3092\u7b54\u3048\u3088\u3002\u89e3\u6cd5 dp[\u6587\u5b57\u6570][1\u3064\u524d\u306e\u6587\u5b57\u7a2e][2\u3064\u524d\u306e\u6587\u5b57\u7a2e] := \u7981\u6b62\u6587\u5b57\u5217\u306e\u6570 \u3068\u3057\u3066\u3001DP\u3059\u308b\u3002 class ForbiddenStrings { public: long long countNotForbidden(int n) { if(n == 1) return 3; if(n == 2) retur\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Flogfiles.hatenablog.com%2Fentry%2F20140822%2F1408685931\" title=\"SRM412 ForbiddenStrings - Logfiles\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["SRM"],"width":"100%","height":"190"}