HDU5726 GCD(二分 + ST表)
题目 Source http://acm.hdu.edu.cn/showproblem.php?pid=5726 Description Give you a sequence of N(N≤ ...
题目 Source http://acm.hdu.edu.cn/showproblem.php?pid=5726 Description Give you a sequence of N(N≤ ...