(int nums[],int x,int y)
| 5 | return list; |
| 6 | } |
| 7 | public static void swap(int nums[],int x,int y) |
| 8 | { |
| 9 | int p = nums[x]; |
| 10 | nums[x] = nums[y]; |
| 11 | nums[y] = p; |
| 12 | } |
| 13 | public static void permute(int nums[],int index,List<List<Integer>> list) |
| 14 | { |
| 15 | if(index==nums.length-1) |