Task: Program Execution
Input (English): 12, 15, ['3175', '7619', 'k', '961', '989', '7859', '7057', '3495', 'l', 'V', 'h', 'Z', 'W', 'z', '3909', 'J', '4689', '2173', 'd', 'o', '8827', '447']
Output (English): 9093zWZ