Task: Program Execution
Input (English): 12, 20, ['6587', '7029', 'l', '7245', '9781', 'L', '8383', '8481', '8265', '9627', '8121', '8143', '7987', '937', 'J', 'U', '9311', '3817', '7321', '371', 's', 'Z', 'q', 'I']
Output (English): 173123771831139UJ73978973418