{"url":"https://inamori.hateblo.jp/entry/2021/10/14/112416","title":"","type":"rich","categories":[],"author_name":"inamori","blog_title":"inamori\u2019s diary","description":"\u7af6\u30d7\u30ed\u5178\u578b90\u554f 002https://atcoder.jp/contests/typical90/tasks/typical90_b\u3053\u308c\u306f\u3001wikipedia:\u30ab\u30bf\u30e9\u30f3\u6570\u3067\u3059\u306d\u3002\u683c\u5b50\u72b6\u306e\u7d4c\u8def\u306e\u6570\u3048\u65b9\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u3066\u3001\u53f3\u306b\u4e00\u3064\u79fb\u52d5\u3059\u308b\u3068'('\u3001\u4e0a\u306b\u4e00\u3064\u79fb\u52d5\u3059\u308b\u3068')'\u3067\u3059\u3002 \u5358\u7d14\u306b1\u6b69\u305a\u3064\u9032\u3080\u3060\u3051\u3067OK\u3067\u3059\u3002 def F(N): def g(x, y): if (x, y) == (N/2, N/2): yield '' if x < N/2: for s in g(x+1, y): yield '(' + s if x > y: for s in g(x, y+1): yield ')' + \u2026","author_url":"https://blog.hatena.ne.jp/inamori/","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2021%2F10%2F14%2F112416\" title=\" - inamori\u2019s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","provider_name":"Hatena Blog","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/i/inamori/20211009/20211009142257.png","provider_url":"https://hatena.blog","blog_url":"https://inamori.hateblo.jp/","published":"2021-10-14 11:24:16","version":"1.0"}