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麻烦做对的说一下a,b,c的数据范围吧。。。免得一个一个问了,谢谢In Reply To:People cannot go back to the foretime but can go forward to the future freely. 似乎a=0 不能算合理 Posted by:sunmoonstar_love at 2006-08-27 17:10:42 Followed by:
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