{"title":"ABC103-D\uff1aIslands War(400)","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/d/d_tutuz/20180722/20180722082444.png","blog_url":"https://tutuz.hateblo.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftutuz.hateblo.jp%2Fentry%2F2018%2F07%2F22%2F084326\" title=\"ABC103-D\uff1aIslands War(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>","version":"1.0","author_url":"https://blog.hatena.ne.jp/d_tutuz/","published":"2018-07-22 08:43:26","url":"https://tutuz.hateblo.jp/entry/2018/07/22/084326","blog_title":"\u6570\u5b66/\u7af6\u30d7\u30ed\u30e1\u30e2","type":"rich","width":"100%","author_name":"d_tutuz","height":"190","description":"\u554f\u984c https://beta.atcoder.jp/contests/abc103/tasks/abc103_d N \u9802\u70b9\u3068 N-1 \u672c\u306e\u6a4b\u304c\u3042\u308b\u3002 N-1 \u672c\u306e\u6a4b\u306f i \u3068 i+1 \u3092\u7d50\u3076\u3002\u4e0e\u3048\u3089\u308c\u308b M \u3064\u306e\u8981\u671b\u3092\u6e80\u305f\u3059\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u6700\u5c0f\u3067\u3044\u304f\u3064\u306e\u6a4b\u3092\u9664\u3051\u3070\u3044\u3044\u304b\u3002 \u5236\u7d04 1 <= N <= 105 1 <= M <= 105 1 <= a_i, b_i < N (a_i, b_i) \u306f\u3059\u3079\u3066\u7570\u306a\u308b \u8003\u3048\u65b9 \u30b0\u30e9\u30d5\u306e\u554f\u984c\u306e\u3088\u3046\u306b\u898b\u3048\u308b\u304c\u3001\u6a4b\u304c\u3059\u3079\u3066 i \u3068 i+1 \u3092\u7d50\u3093\u3067\u3044\u308b\u306e\u3067\u3001\u6570\u76f4\u7dda\u3067\u8003\u3048\u3066\u3088\u3044\u3002\u3059\u308b\u3068 M \u3064\u306e\u8981\u671b\u306f\u533a\u9593\u304c\u4e0e\u3048\u3089\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3002 \u30b5\u30f3\u30d7\u30eb2 \u3092\u4f8b\u306b\u8003\u3048\u2026","categories":["\u533a\u9593","\u533a\u9593\u306f\u7d42\u7aef\u3067\u30bd\u30fc\u30c8","\u533a\u9593\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u554f\u984c","\u8caa\u6b32\u6cd5"]}