Task: Program Execution
Input (English): 1, 1, ['8639', 'd', 'Z', 'D', 'G', 'n', '931', '23', '5229', '6819', '8311', 'O', 'I', 'd', 'T', '9697', 'S', '3629', '2711', 'D', 'a', 'J', '5511']
Output (English): 8639