Task: Program Execution
Input (English): 6, 27, ['o', '7163', 'U', '4777', 'B', '7997', '1637', 'J', '6839', 'q', 'k', 's', '3871', '2325', 'E', 'W', 'K', 'U', 'u', 'f', '5863', 'v', '2719', '1027', 'W', 'X', 'L']
Output (English): LXW10272719v5863fuUKWE23253871skq6839J16377997