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这个题是不是有问题?

Posted by liuyuyangfoam at 2005-12-20 15:42:07 on Problem 1664
7个苹果放3个盘子里不是有:
7 0 0 
6 1 0 
5 2 0 
5 1 1 
4 3 0 
4 2 1 
3 4 0 
3 3 1 
3 2 2 

9中方法么?
为什么说是8种?

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