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Re:我就是用这种方法，也TLE的不行...In Reply To:我就是用这种方法，也TLE的不行... Posted by:waterine at 2006-11-18 14:05:04 用欧拉函数 比如与30互质的数为 30（1-1/2)(1-1/3)(1-1/5)=8 Followed by: Post your reply here: |
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