Task: Program Execution
Input (English): 8, 20, ['6439', 'S', 'j', '8681', '8907', '2197', 'j', '9819', 'z', 't', 'T', '6697', 'O', 'W', '5097', 'A', '1561', 'F', 'V', '8815']
Output (English): 31989