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连连看 HDU - 1175 “连连看”相信很多人都玩过。没玩过也没关系，下面我给大家介绍一下游戏规则：在一个棋盘中，放了很多的棋子。如果某两个相同的棋子，可以通过一条线连起来（这条线不能经过其它棋子），而且线的转折次数不超过两次，那么这两个棋子就可以在棋盘上消去。不好意思，由于我以前没有玩过连连看 阅读全文
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Monkey and Banana HDU - 1069 A group of researchers are designing an experiment to test the IQ of a monkey. They will hang a banana at the roof of a b 阅读全文
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B. Godsend Leha somehow found an array consisting of n integers. Looking at it, he came up with a task. Two players play the game on the array. Player 阅读全文
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A. Generous Kefa One day Kefa found n baloons. For convenience, we denote color of i-th baloon as si — lowercase letter of the Latin alphabet. Also Ke 阅读全文