Task: Program Execution
Input (English): 5, 18, ['2845', 'X', '7617', 'C', 'o', 'b', '1313', 'a', '23', 'A', 'X', '299', 'F', '1723', 'i', 'v', 'J', '25', '4229', 'c', 'Z', 'O', 'a', '5619', '3625', 'U', '2117', 'W']
Output (English): 25Jvi1723F299XA23a1313bo