{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkenkoooo.hatenablog.com%2Fentry%2F2020%2F01%2F15%2F000341\" title=\"\u7b2c\u4e8c\u56de\u5168\u56fd\u7d71\u4e00\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u738b\u6c7a\u5b9a\u6226\u4e88\u9078\u3000E - Non-triangular Triplets - \u5b87\u5b99\u30c4\u30a4\u30c3\u30bf\u30e9\u30fcX\u306e\u6182\u9b31\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://kenkoooo.hatenablog.com/entry/2020/01/15/000341","version":"1.0","title":"\u7b2c\u4e8c\u56de\u5168\u56fd\u7d71\u4e00\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u738b\u6c7a\u5b9a\u6226\u4e88\u9078\u3000E - Non-triangular Triplets","provider_url":"https://hatena.blog","height":"190","categories":["AtCoder","Rust","\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"type":"rich","published":"2020-01-15 00:03:41","author_url":"https://blog.hatena.ne.jp/kenkoooo/","blog_url":"https://kenkoooo.hatenablog.com/","width":"100%","image_url":null,"description":"\u554f\u984c E - Non-triangular Triplets \u89e3\u6cd5 \u3068\u308a\u3042\u3048\u305a 2N ... 3N-1 \u306f c \u306b\u5272\u308a\u5f53\u3066\u308b\u3002\u3068\u3044\u3046\u3088\u3046\u306b\u3067\u304d\u308b\u3068\u3088\u3044\u3002\u3053\u3053\u3067\u3001 \u3068\u3057\u305f\u3044\u304c\u3001\u3053\u308c\u3060\u3051\u3067N\u8981\u7d20\u306f\u4f5c\u308c\u306a\u3044\u306e\u3067\u3001\u524d\u534a\u3068\u5f8c\u534a\u306b\u5206\u3051\u3066\u5225\u3005\u306b\u69cb\u7bc9\u3059\u308b\u3002 \u30b3\u30fc\u30c9 fn main() { let (r, w) = (std::io::stdin(), std::io::stdout()); let mut sc = IO::new(r.lock(), w.lock()); let n: usize = sc.read(); let k: usize = sc.read(); let prefix = (n +\u2026","blog_title":"\u5b87\u5b99\u30c4\u30a4\u30c3\u30bf\u30e9\u30fcX\u306e\u6182\u9b31","provider_name":"Hatena Blog","author_name":"kenkoooo"}