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Re:我考虑了重复的,把那些都去了 倒如 2450

Posted by wty1105 at 2008-05-11 14:50:00 on Problem 1117
In Reply To: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
> 2450
> 3
> 1725 + 725 = 2450
> 2175 + 275 = 2450
> 2225 + 225 = 2450


为什么只有3组?
2228 + 222 = 2450
2230 + 220 = 2450
这些不是吗?

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