题解 | 没有重复项数字的全排列
没有重复项数字的全排列
https://www.nowcoder.com/practice/4bcf3081067a4d028f95acee3ddcd2b1
芜湖!!!
import re # # 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 num int整型一维数组 # @return int整型二维数组 # class Solution: def wuhu(self,output,added_list,remain_list): n = len(remain_list) if n == 0: output.append(added_list[:]) for i in range(n): new_added_list = added_list + [remain_list[i]] new_remain_list = remain_list[:i] + remain_list[i+1:] self.wuhu(output, new_added_list, new_remain_list) def permute(self , num: List[int]) -> List[List[int]]: # write code here output, added_list,remain_list = [],[],num self.wuhu(output,added_list,remain_list) return output