题解 | #左旋转字符串#
左旋转字符串
https://www.nowcoder.com/practice/12d959b108cb42b1ab72cef4d36af5ec
# # 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 # # # @param str string字符串 # @param n int整型 # @return string字符串 # class Solution: def LeftRotateString(self , str: str, n: int) -> str: # write code here m = len(str) if str =="": return "" if n>m: n = n % m return str[n:]+str[:n]