【LeetCode】172. Factorial Trailing Zeroes 解题小结
摘要:
题目: Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity. 这题主要是计算n!中有多少个5存在,有5 阅读全文
posted @ 2016-09-25 22:58 医生工程师 阅读(151) 评论(0) 推荐(0) 编辑