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晕,我也跟你想的差不多了...那样这个题目才有意思....

Posted by mayp at 2007-03-20 13:06:22 on Problem 1091
In Reply To:此题的一个变种 Posted by:luoyonggang at 2006-03-20 14:15:55 
> 当我完全把这道题给看懂以后，我就发现其实很简单，看来我能够从题中准确把握信息的能力还有待加强，但是我以前的那种错误的思维方向，确实一道更难得题目，题目大意就是把其中的一个地方给改动一下，N,M的输入还是不便，前N个数也是不大于M的正整数，我们现在要求的是满足前N个数的最大公约数为1的方案最多有多少种，此题难度就提高了很多，有哪位大牛来解决一下阿，刚才那位批驳我的同学，不知你有没有好方法阿
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