Task: Program Execution
Input (English): 12, 12, ['9329', 'e', '5143', '8393', '767', 'z', '7829', '8013', 'Z', 'r', 'd', '7469', 'U', '5433', 'l', '3035', '8003', '7949', 'm', 'r', 'B', '9251', 'j']
Output (English): 7469