{"version":"1.0","type":"rich","blog_title":"ysystem\u306e\u30d6\u30ed\u30b0","author_url":"https://blog.hatena.ne.jp/ysystem57/","height":"190","blog_url":"https://ysystem57.hatenablog.com/","width":"100%","categories":["\u7af6\u30d7\u30ed","Union Find"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fysystem57.hatenablog.com%2Fentry%2F2020%2F03%2F02%2F105519\" title=\"AtCoder Beginner Contest 157 \u53c2\u52a0\u8a18 - ysystem\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":"D - Friend Suggestions \u89e3\u8aac \u554f\u984c\u6587\u304c\u9577\u3044\u3067\u3059\u306d\u3002\u7d50\u8ad6\u304b\u3089\u8a00\u3046\u3068\u3053\u306e\u554f\u984c\u306f\u30b0\u30e9\u30d5\u554f\u984c\u306b\u5e30\u7740\u3067\u304d\u307e\u3059\u3002\u4eca\u56de\u306fUnionFind\uff08\u4ee5\u4e0bUF\uff09\u3068\u3044\u3046\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u4f7f\u3044\u307e\u3059\u3002\u30b0\u30e9\u30d5\u3084UF\u306b\u3064\u3044\u3066\u306e\u57fa\u672c\u7684\u306a\u5185\u5bb9\u306f\u4ed6\u306e\u8a18\u4e8b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u8003\u5bdf \u307e\u305a\u53cb\u9054\u95a2\u4fc2\u306b\u95a2\u3059\u308b\u30b0\u30e9\u30d5\u3092\u4f5c\u308a\u307e\u3059\u3002\u4eba\u3092\u3001\u756a\u53f7\u306e\u3064\u3044\u305f\u9802\u70b9\u3068\u307f\u306a\u3057\u307e\u3059\u3002\u6c42\u3081\u305f\u3044\u3082\u306e\u306f\u3001\u5404\u306b\u3064\u3044\u3066\u3001\u9802\u70b9\u3068\u540c\u3058\u9023\u7d50\u6210\u5206\u306b\u5c5e\u3059\u308b\u9802\u70b9\u306e\u3046\u3061\u3001\u9802\u70b9\u306b\u96a3\u63a5\u305b\u305a\u3001\u304b\u3064\u9802\u70b9\u3068\u30d6\u30ed\u30c3\u30af\u95a2\u4fc2\u306b\u306a\u3044\u3082\u306e\u306e\u500b\u6570\u3067\u3059\u3002\u56f3\u89e3\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u2714\ufe0f\u306e\u3064\u3044\u305f\u9802\u70b9\u306e\u3046\u3061\u3001\u30d6\u30ed\u30c3\u30af\u95a2\u4fc2\u306b\u306a\u3044\u3082\u306e\u306e\u500b\u6570\u3092\u6c42\u3081\u307e\u3059\u3002 \u5b9f\u88c5 \u307e\u305aUF\u3068\u3001\u9802\u70b9\u306e\u6b21\u6570\u3092\u7ba1\u7406\u3059\u308bvec\u2026","published":"2020-03-02 10:55:19","title":"AtCoder Beginner Contest 157 \u53c2\u52a0\u8a18","provider_name":"Hatena Blog","image_url":"https://chart.apis.google.com/chart?cht=tx&chl=i","provider_url":"https://hatena.blog","author_name":"ysystem57","url":"https://ysystem57.hatenablog.com/entry/2020/03/02/105519"}