{"type":"rich","description":"\u554f\u984c https://beta.atcoder.jp/contests/abc049/tasks/arc065_b \u8003\u3048\u65b9 \u5404\u9802\u70b9\u304c\u9023\u7d50\u306a\u306e\u304b\u3069\u3046\u304b\u3092\u5224\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u7d20\u96c6\u5408\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u601d\u3044\u3064\u304f\u3002\u9053\u8def\u306e K \u500b\u306e\u30af\u30a8\u30ea\u306b\u3088\u3063\u3066 N \u3092\u7d20\u96c6\u5408\u30c7\u30fc\u30bf\u69cb\u9020 set1 \u306b\u5206\u5272\u3059\u308b\u3002\u540c\u69d8\u306b\u9244\u9053\u306e L \u500b\u306e\u30af\u30a8\u30ea\u3067 N \u9802\u70b9\u3092\u7d20\u96c6\u5408\u30c7\u30fc\u30bf\u69cb\u9020 set2 \u306b\u5206\u5272\u3059\u308b\u3002\u3053\u3053\u3067\u9802\u70b9 i \u3068 \u9802\u70b9 j \u304c set1 \u3082 set2 \u3082\u9023\u7d50\u3067\u3042\u308b\u6642\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002 i \u3068 j \u304c\u9023\u7d50 \u21d4 set1[i] = set1[j] \u304b\u3064 set2[i] = set2[j] \u5404\u9802\u70b9 i \u306b\u5bfe\u2026","blog_title":"\u6570\u5b66/\u7af6\u30d7\u30ed\u30e1\u30e2","height":"190","author_url":"https://blog.hatena.ne.jp/d_tutuz/","author_name":"d_tutuz","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftutuz.hateblo.jp%2Fentry%2F2018%2F07%2F25%2F225115\" title=\"ABC049-D\uff1a\u9023\u7d50 / Connectivity(400) - \u6570\u5b66/\u7af6\u30d7\u30ed\u30e1\u30e2\" 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://tutuz.hateblo.jp/entry/2018/07/25/225115","version":"1.0","provider_name":"Hatena Blog","width":"100%","provider_url":"https://hatena.blog","title":"ABC049-D\uff1a\u9023\u7d50 / Connectivity(400)","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/d/d_tutuz/20180725/20180725224900.png","published":"2018-07-25 22:51:15","categories":[],"blog_url":"https://tutuz.hateblo.jp/"}