Task: Program Execution
Input (English): 18, 20, ['5625', '3941', '6691', '2597', 'n', 'P', 'G', 'w', 'A', 'r', 'x', 'o', 'G', '8809', '4387', 'X', '6507', 'e', 's', 'w']
Output (English): e, s, w