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Problem Description Bob enjoys playing computer games, especially strategic games, but sometimes he cannot find the solution fast enough and then ... 阅读全文
posted @ 2015-08-26 17:02
星斗万千
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Problem Description In the Kingdom of Silence, the king has a new problem. There are N cities in the kingdom and there are M directional roads bet... 阅读全文
posted @ 2015-08-26 15:30
星斗万千
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