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这题二分过了的请试试这个数据,,至少网上二分的代码没人能过

Posted by c20171422ranyezhen at 2017-07-06 21:34:27 on Problem 2010
3 9 16
5 13
6 16
1 1
7 1
7 17
2 2
9 13
9 20
1 8
ans 7

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