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折腾了一天终于过了,集合+动态规划

Posted by lddlinan at 2015-02-23 20:56:49 on Problem 1112
集合:不认识的人不在一个team
动态规划:类似0-1 knapsack, 但有些细微的差别, 总量是n/2, 0-代表取集合i的team1,1-代表取集合i的team2 

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