{"title":"yukicoder #364: \u9580\u677e\u6728","categories":[],"description":"\u554f\u984c No.364 \u9580\u677e\u6728 - yukicoder \u3059\u3079\u3066\u306e\u96a3\u308a\u5408\u3046\uff13\u30ce\u30fc\u30c9\u304c\u9580\u677e\u5217\u306b\u306a\u3063\u3066\u3044\u308b\u6728\u3092\u9580\u677e\u6728\u3068\u547c\u3076\u3002 \u5165\u529b\u306b\u6728\u304c\u4e0e\u3048\u3089\u308c\u308b\u306e\u3067\u3001\u305d\u306e\u90e8\u5206\u6728\u3067\u3042\u308b\u9580\u677e\u6728\u306e\u304c\u3082\u3064\u9580\u677e\u5217\u306e\u500b\u6570\u306e\u6700\u5927\u5024\u3092\u7b54\u3048\u3088 \u8003\u3048\u305f\u3053\u3068 \u3069\u3046\u898b\u3066\u3082\u6728DP\u3067\u3059\u2026\u2026\u3068\u601d\u3063\u3066\u304b\u3089DP\u3092\u5b9f\u88c5\u53ef\u80fd\u306a\u72b6\u6cc1\u306b\u3059\u308b\u307e\u3067\u306b\u51c4\u3044\u6642\u9593\u304b\u304b\u3063\u305f\u3002 \u6700\u7d42\u7684\u306b\u3001 dp[n][o][f]: \u30ce\u30fc\u30c9n\u304c\u4e21\u7aef\u306e\u30ce\u30fc\u30c9\u3088\u308a\u5927\u304d\u3044(o=0)/\u5c0f\u3055\u3044(o=1)\u3088\u3046\u306a\u3001\u9580\u677e\u6728\u306e\u6700\u5927\u306e\u9580\u677e\u5217\u306e\u6570\u3002 \u4f46\u3057\u3001f=0\u306e\u6642\u306fparent[n]\u3092\u8003\u616e\u305b\u305a\u3001n\u3068\u305d\u306e\u5b50\u5b6b\u306e\u307f\u3067\u9580\u677e\u6728\u3092\u4f5c\u3063\u305f\u5834\u5408\u3067\u3001f=1\u306e\u6642\u306b\u306fparent[n]\u3092\u5fc5\u305a\u5229\u7528\u3059\u308b\u5834\u5408\u306e\u5024\uff08\u306a\u304a\u304b\u3064\u3001paren\u2026","blog_title":"\u4e0d\u5b9a\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u899a\u3048\u66f8\u304d","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyaoshimax.hatenablog.com%2Fentry%2F2016%2F04%2F25%2F004818\" title=\"yukicoder #364: \u9580\u677e\u6728 - \u4e0d\u5b9a\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u899a\u3048\u66f8\u304d\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"provider_url":"https://hatena.blog","height":"190","author_name":"yaoshimax","author_url":"https://blog.hatena.ne.jp/yaoshimax/","type":"rich","provider_name":"Hatena Blog","width":"100%","published":"2016-04-25 00:48:18","blog_url":"https://yaoshimax.hatenablog.com/","url":"https://yaoshimax.hatenablog.com/entry/2016/04/25/004818"}