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就是在那double和long long搞来搞去杨辉三角。不过n和m太大，C里用long long,除的时候(5/4)*(4/1)等于8，所以要先变成double。反正又是这种超大的数类型转换来转换去，要选对类型。 Followed by: Post your reply here: |
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