Task: Program Execution
Input (English): 4, 6, ['6197', 'h', '9967', '9521', 'O', 'm', '6657', '7955', '1271', 'H', 'P', '5899', '9503', '8487', '9255', '6983', 't', 's', 'X', '6809', 'b', 'S', '2217', '371', '7045', '425', 'm', 'H']
Output (English): 9521