{"description":"http://agc004.contest.atcoder.jp/tasks/agc004_d \u554f\u984c\u6982\u8981 N\u500b\u306e\u753a\u304c\u3042\u308a\u30011\uff5eN\u307e\u3067\u306e\u756a\u53f7\u304c\u632f\u3089\u308c\u3066\u3044\u308b\u3002\u305d\u308c\u305e\u308c\u306e\u753a\u306b\u306f1\u53f0\u305a\u3064\u30c6\u30ec\u30dd\u30fc\u30bf\u30fc\u304c\u3042\u308a\u3001\u753ai\u306e\u30c6\u30ec\u30dd\u30fc\u30bf\u30fc\u306e\u8ee2\u9001\u5148\u306f\u753aai\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u3002\u307e\u305f\u521d\u671f\u72b6\u614b\u3067\u306f\u5fc5\u305a\u4f55\u56de\u304b\u30c6\u30ec\u30dd\u30fc\u30bf\u30fc\u3092\u305f\u3069\u308b\u3053\u3068\u3067\u753a1\u306b\u305f\u3069\u308a\u7740\u3051\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u3066\u3044\u308b\u3002 \u6b63\u6574\u6570K\u304c\u4e0e\u3048\u3089\u308c\u305f\u3068\u304d\u3001\u300c\u3069\u306e\u753a\u3092\u51fa\u767a\u70b9\u3068\u3057\u3066\u3082\u30c6\u30ec\u30dd\u30fc\u30bf\u30fc\u3092\u3061\u3087\u3046\u3069K\u56de\u4f7f\u3046\u3068\u753a1\u306b\u305f\u3069\u308a\u7740\u304f\u300d\u3068\u3044\u3046\u72b6\u614b\u3092\u4f5c\u308a\u305f\u3044\u3002\u6700\u5c0f\u3067\u4f55\u500b\u306e\u30c6\u30ec\u30dd\u30fc\u30bf\u30fc\u306e\u8ee2\u9001\u5148\u3092\u5909\u66f4\u3059\u308b\u3068\u3053\u306e\u6761\u4ef6\u3092\u9054\u6210\u3067\u304d\u308b\u304b\u6c42\u3081\u3088\u3002 2 <= N <= 105, 1 <= ai <= N, \u2026","published":"2017-08-12 18:25:34","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ffluffyowl.hatenablog.com%2Fentry%2F2017%2F08%2F12%2F182534\" title=\"AtCoder Grand Contest 004 D - Teleporter - nebukuro09\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","blog_url":"https://fluffyowl.hatenablog.com/","title":"AtCoder Grand Contest 004 D - Teleporter","height":"190","categories":["AtCoder","AGC","AGC #004","\u6728","\u554f\u984c\u8a18\u9332"],"image_url":null,"width":"100%","author_name":"fluffyowl","author_url":"https://blog.hatena.ne.jp/fluffyowl/","url":"https://fluffyowl.hatenablog.com/entry/2017/08/12/182534","blog_title":"nebukuro09\u306e\u65e5\u8a18","type":"rich"}