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多想想

Posted by veryck at 2006-03-13 23:12:44 on Problem 2388
In Reply To:为什么会错？？偶是新手高人们帮偶看看 Posted by:htofish at 2006-03-11 17:32:43 
1 1 1 1 1 1 1 1 7 10
答案是7
不是1
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