Task: Program Execution
Input (English): 9, 16, ['6257', 'A', 'f', '4029', '4543', 'x', '6305', '6311', '7771', '6935', 'M', '5771', '1961', '9995', 't', 'c', '3505', 'u']
Output (English): ct999519615771M69357771