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  <author_name>a_kawashiro</author_name>
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  <blog_title>a_kawashiroのブログ</blog_title>
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  <description>ハイパー実装ゲー。解法は最小コスト木なのでプリム法。 #include &lt;algorithm&gt; #include &lt;set&gt; #include &lt;string&gt; #include &lt;sstream&gt; #include &lt;queue&gt; #include &lt;vector&gt; using namespace std; class UNIONFIND { public: vector&lt;int&gt; data; UNIONFIND(int size) { for(int i=0;i&lt;size;i++) data.push_back(i); } int root(int a) { if(data[a]==a) …</description>
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  <provider_name>Hatena Blog</provider_name>
  <provider_url>https://hatena.blog</provider_url>
  <published>2011-02-24 21:00:28</published>
  <title>SRM356 div2 hard</title>
  <type>rich</type>
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