LeetCode_factorial-trailing-zeroes
来源:互联网 发布:北京学软件 编辑:程序博客网 时间:2024/06/03 17:14
https://leetcode.com/problems/factorial-trailing-zeroes/
思路:求能被5整除的个数;
class Solution {public: int trailingZeroes(int n) { int cnt = 0; while(n){ cnt += n/5; n /= 5; } return cnt; }};
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