摘要:
func trailingZeroes(n int) int { ans:=0 for n!=0{ n=n/5 ans=ans+n } return ans } 阅读全文
摘要:
https://leetcode.cn/problems/longest-substring-without-repeating-characters/ func lengthOfLongestSubstring(s string) int { mp:=make(map[string]int) le 阅读全文