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我觉得WA得不知何故的多半是这两个原因一，没用64位整型，32位是肯定要爆的 二，分数处理的时候应先整除，再相乘，如果先乘的话很容易爆成负数 我的两个WA就是这样的 Followed by: Post your reply here: |
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