Task: Program Execution
Input (English): 12, 18, ['1449', 'p', 'm', '191', '627', 'j', '1715', 'w', '8047', 'C', 'z', 'A', '7453', '4721', 'E', '3153', '8775', '7657', 'O', 'o']
Output (English): A74534721E315387757657