yan chuanli 98bfb8dc45 add %!s(int64=2) %!d(string=hai) anos
..
delete_duplicates.py 98bfb8dc45 add %!s(int64=2) %!d(string=hai) anos
merge_two_lists.py 11b113f9ca add %!s(int64=2) %!d(string=hai) anos