Task: Program Execution
Input (English): 21, 26, ['4429', 'R', 'Y', '9117', 'c', 'M', '7573', 'M', '2615', '4273', '6283', '3027', 'i', 'r', '9109', '3397', 'J', 'A', '9495', '6757', 'Y', 'Z', 'o', '8571', '1715', 'E', 'R', 'M', '9059', 'C']
Output (English): E17158571oZY