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Re:把20种情况枚举了一下就AC了In Reply To:把20种情况枚举了一下就AC了 Posted by:iowakid at 2008-11-06 12:05:19 牛！ > 因为题目规模很小，只要把20种可能答案 （10个硬币 x heavy or light)带入三个等式里判断下是否成立就可以了。。。。根本不用逻辑推理。。。 Followed by: Post your reply here: |
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