Task: Program Execution
Input (English): 3, 7, ['M', '713', 'l', 'O', 'H', 'u', '7673', 'N', '4397', 'T', '7401', 'L', 'f', '801', 'Q', 'Y', 'D', 'E', '7579', '9189', '5809', '3683', 'C', 'O']
Output (English): l, T, D, O