{"provider_name":"Hatena Blog","author_name":"a_kawashiro","version":"1.0","image_url":null,"categories":["topcoder"],"height":"190","type":"rich","blog_title":"a_kawashiro\u306e\u30d6\u30ed\u30b0","provider_url":"https://hatena.blog","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa-kawashiro.hatenablog.com%2Fentry%2F20110317%2F1300341556\" title=\"SRM434 div2 hard - a_kawashiro\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u591a\u500d\u9577\u8a08\u7b97\u304c\u5fc5\u8981\u3001\u6700\u521d\u306fdouble\u3067\u3084\u308d\u3046\u3068\u3057\u305f\u3051\u3069\u901a\u3089\u306a\u304b\u3063\u305f\u306e\u3067\uff08\u89e3\u8aac\u898b\u305f\u306e\u3067\uff09\u591a\u500d\u9577\u306b\u5207\u308a\u66ff\u3048\u305f\u3002\uff15\u6642\u9593\u3050\u3089\u3044\u304b\u304b\u3063\u305f\u3093\u3061\u3083\u3046\u304b\u306a\u3002 #include <string> #include <functional> #include <algorithm> #include <vector> using namespace std; int c2i(char c) { return (c<='9') ? c-'0' : c-'A'+10; } char i2c(int i) { return (i<=9) ? (char)(i+'0') : (char)(i-10+'A'); } str\u2026","blog_url":"https://a-kawashiro.hatenablog.com/","published":"2011-03-17 14:59:16","title":"SRM434 div2 hard","author_url":"https://blog.hatena.ne.jp/a_kawashiro/","url":"https://a-kawashiro.hatenablog.com/entry/20110317/1300341556"}