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囧。。。这题我是算出了可能的方案数，若num>1,则No,wa了，用__int64就过了或只是记录是否唯一，在做之前感觉方案数应该没那么大的，严格分析才是王道。。。冤啊，死在这上面，BS下自己... Followed by: Post your reply here: |
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