{"blog_url":"https://logfiles.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/moistx/","categories":["AOJ"],"width":"100%","url":"https://logfiles.hatenablog.com/entry/20140609/1402319936","provider_url":"https://hatena.blog","height":"190","description":"\u89e3\u6cd5 \u533a\u9593DP\u3002\u8a08\u7b97\u7d50\u679c\u306e\u91cd\u8907\u3092\u9632\u3050\u306e\u3067 set memo[l][r]; \u3067\u8a08\u7b97\u7d50\u679c\u3092\u7ba1\u7406\u3059\u308b\u3002\u4e8b\u524d\u306b\u62ec\u5f27\u4ed8\u3051\u3055\u308c\u305f\u3082\u306e\u306f\u4e00\u3064\u306e\u9805\u3068\u3057\u3066\u307e\u3068\u3081\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306e\u3067\u3001\u6587\u5b57\u5217[l,r) \u304c\u3001\u5b8c\u5168\u306b \"(expr)\" \u306e\u5f62\u3067\u8868\u305b\u308b\u5834\u5408\u3092\u6349\u3048\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\uff08str[l] = '(', str[r-1] = ')' \u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308b\uff09\u3002\u5de6\u62ec\u5f27\u3068\u53f3\u62ec\u5f27\u306e\u5bfe\u5fdc\u304c\u6b63\u3057\u304f\u3068\u308c\u3066\u3044\u308b\u3068\u304d\u306b\u62ec\u5f27\u306e\u4e2d\u306e expr \u3092\u518d\u5e30\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u3001'(' \u3068 ')' \u306e\u6570\u3092\u6570\u3048\u308b\u3002 string line; set<int> memo[200][200]; set<PII> used; set<int> eval(int c\u2026","provider_name":"Hatena Blog","author_name":"moistx","type":"rich","title":"AOJ2255 6/2(1+2)","blog_title":"Logfiles","published":"2014-06-09 22:18:56","image_url":null,"version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Flogfiles.hatenablog.com%2Fentry%2F20140609%2F1402319936\" title=\"AOJ2255 6/2(1+2) - Logfiles\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}