Task: Program Execution
Input (English): 13, ['I', '9321', '5715', '3951', '35', '9955', '5457', 'N', 'h', '2079', 'P', 'T', '7631', 'Z', '8587', 'v', '4559', '2587', '9453', '7465', 'z', '9991', '5565', 'M', 'm', 'Q', 'K', 's', 'm', '1939', '8009', 'j', 'b', '4931', '1971', 'h', 'P', '8893']
Output (English): I, Z, K