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到底是N是sum的倍数还是因子?有谁过了或管理员能给个权威的说法吗?

Posted by ACEDHU at 2005-03-29 21:20:32 on Problem 2356
In Reply To:fix it to: "sum of chosen numbers is multiple for N (i.e. N*k = (sum of chosen numbers) for some natural number k" Posted by:congcong at 2005-03-29 20:57:18


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