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Re:每种方块都只能用一次吗

Posted by boyzhirui at 2012-09-06 15:55:32 on Problem 1544
In Reply To:每种方块都只能用一次吗 Posted by:longmenwaideyu at 2012-03-10 16:29:18
是的。每个方块都必须用且只能用一次。凑成的大方块是4X4的

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