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我考虑了重复的，把那些都去了　倒如　2450

Posted by windbells at 2004-08-06 19:43:37 on Problem 1117
In Reply To:注意一下有没有重复的 Posted by:mathzqy at 2004-08-06 19:33:24 
2450
3
1725 + 725 = 2450
2175 + 275 = 2450
2225 + 225 = 2450
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