{"type":"rich","image_url":null,"width":"100%","blog_title":"\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093","author_name":"hamayanhamayan","categories":[],"url":"https://blog.hamayanhamayan.com/entry/2018/09/17/163004","provider_url":"https://hatena.blog","published":"2018-09-17 16:30:04","provider_name":"Hatena Blog","blog_url":"https://blog.hamayanhamayan.com/","description":"\u672a\u6574\u7406\u8a18\u4e8b \u6700\u5c0f\u5168\u57df\u6728 \u8fba\u306b\u91cd\u307f\u304c\u4ed8\u3044\u3066\u3044\u308b\u7121\u5411\u30b0\u30e9\u30d5\u304c\u4e0e\u3048\u3089\u308c\u3066\u3001\u3053\u3053\u304b\u3089\u3044\u304f\u3064\u304b\u306e\u8fba\u3092\u9078\u3093\u3067\u6728\u3092\u4f5c\u308b\u3068\u304d\u3001\u91cd\u307f\u306e\u7dcf\u548c\u306e\u6700\u5c0f\u5024\u306f\uff1f\u3068\u3044\u3046\u554f\u3044 \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f3\u7a2e\u985e\u3042\u308b \u89e3\u8aac \u30d7\u30ea\u30e0\u6cd5 O(V^2) or O(ElogV) \u3042\u308b\u9802\u70b9\u3092\u59cb\u70b9\u3068\u3057\u3066\u3001\u9802\u70b9\u30921\u3064\u305a\u3064\u5897\u3084\u3057\u3066\u3044\u304f\u65b9\u6cd5 O(V^2)\u306e\u5b9f\u88c5\u306f\u3001\u30c0\u30a4\u30af\u30b9\u30c8\u30e9\u306e\u3088\u3046\u306a\u65b9\u5f0f\u3067\u884c\u3046 \u30b0\u30e9\u30d5\u304c\u758e\u306e\u5834\u5408\u306b\u6709\u52b9 \u30af\u30e9\u30b9\u30ab\u30eb\u6cd5 O(ElogE)=O(ElogV) \u30b3\u30b9\u30c8\u306e\u5c0f\u3055\u3044\u8fba\u304b\u3089\u9023\u7d50\u3067\u304d\u308b\u5834\u5408\u306f\u5229\u7528\u3057\u3066\u3044\u304f\u65b9\u6cd5 UnionFind\u3092\u4f7f\u3063\u3066\u9023\u7d50\u5224\u5b9a\u3092\u3059\u308b \u30d6\u30eb\u30fc\u30d5\u30ab\u6cd5 O(ElogV) \u30d7\u30ea\u30e0\u6cd5\u3092\u4e26\u5217\u5316\u3057\u305f\u3082\u306e \u9023\u7d50\u6210\u5206\u6bce\u306b\u30d7\u30ea\u30e0\u6cd5\u306e1\u30b9\u30c6\u30c3\u30d7\u3092\u884c\u3046 \u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.hamayanhamayan.com%2Fentry%2F2018%2F09%2F17%2F163004\" title=\"\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u304a\u3051\u308b\u6700\u5c0f\u5168\u57df\u6728\u554f\u984c\u307e\u3068\u3081 [MST, \u30d7\u30ea\u30e0, \u30af\u30e9\u30b9\u30ab\u30eb, \u30d6\u30eb\u30fc\u30d5\u30ab] - \u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/hamayanhamayan/","version":"1.0","height":"190","title":"\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u304a\u3051\u308b\u6700\u5c0f\u5168\u57df\u6728\u554f\u984c\u307e\u3068\u3081 [MST, \u30d7\u30ea\u30e0, \u30af\u30e9\u30b9\u30ab\u30eb, \u30d6\u30eb\u30fc\u30d5\u30ab]"}