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换句话就是剩余绳子的长度正好是两个钉子的距离

Posted by huicpc19 at 2005-10-11 13:59:51 on Problem 1136
In Reply To:哪位大虾能指点小弟一下 当球正好击中钩子时应该怎么处理啊 结论为0么? Posted by:huicpc19 at 2005-10-11 13:50:23


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