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Problem 1012 : 第一组数据怎么解释
第一组数据怎么解释
rt
562225807 at 2017-11-04 12:33:14

RE:第一组数据怎么解释
define Ei as the minimum subset of edges connecting all nodes coloured by i.这句话什么意思
562225807 at 2017-11-04 12:37:53

RE:第一组数据怎么解释
把所有相同颜色的点连起来所需要的边的最小集合
CQUZPX at 2017-11-04 15:58:35


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