{"published":"2018-10-28 19:35:10","categories":["\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0","AtCoder 400 \u70b9\u554f\u984c"],"url":"https://babcs2035.hateblo.jp/entry/2018/10/28/193510","title":"SoundHound Programming Contest 2018 Masters Tournament \u672c\u6226 (Open)\uff1aB - Neutralize","author_name":"babcs2035","width":"100%","blog_url":"https://babcs2035.hateblo.jp/","version":"1.0","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/babcs2035/","blog_title":"\u304d\u308d\u304f","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbabcs2035.hateblo.jp%2Fentry%2F2018%2F10%2F28%2F193510\" title=\"SoundHound Programming Contest 2018 Masters Tournament \u672c\u6226 (Open)\uff1aB - Neutralize - \u304d\u308d\u304f\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u554f\u984c \u89e3\u6cd5 \u89e3\u7b54 \u554f\u984c beta.atcoder.jp \u89e3\u6cd5 \u554f\u984c\u3092\u8aad\u3080\u3068 DP \u3068\u3044\u3046\u6c17\u6301\u3061\u306b\u306a\u308b\u306e\u3067\uff0c\u4ee5\u4e0b\u306e\u3088\u3046\u306b DP \u3092\u5b9a\u7fa9\u3059\u308b\uff1a dp(i, f) := i \u756a\u76ee\u306e\u8981\u7d20\u307e\u3067\u898b\u305f\u3068\u304d\u306e\u6700\u5927\u5024\uff08f \u304c true \u306e\u6642\uff0c\u52b9\u7528\u3092\uff10\u306b\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\uff0cf \u304c false \u306e\u6642\uff0c\u52b9\u7528\u3092\uff10\u306b\u51fa\u6765\u306a\u3044\uff09 f \u3092 true \u306b\u3059\u308b\u3068\u304d\uff0cdp(i + K, true) \u3068\u3059\u308c\u3070\u3088\u3044\uff0ef \u304c true \u306e\u9593\u306f\u7121\u9650\u306b\u52b9\u7528\u3092\uff10\u306b\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u308b\uff08\u9023\u7d9a\u3057\u3066\u9078\u3076 K \u500b\u306e\u533a\u9593\u3092\uff11\u3064\u305a\u3064\u305a\u3089\u3057\u3066\u3044\u304f\u3053\u3068\u3068\u540c\u3058\u3067\u3042\u308b\u306e\u3067\uff09\uff0e \u89e3\u7b54 beta.atcoder.jp \u6700\u521d\u304b\u3089 DP \u3060\u3068\u306f\u5206\u304b\u3063\u305f\u304c\uff0c\u3069\u3053\u307e\u3067\u52b9\u7528\u3092\uff10\u306b\u3059\u2026","height":"190","provider_url":"https://hatena.blog","type":"rich","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/b/babcs2035/20181028/20181028193456.png"}