Task: Program Execution
Input (English): 1, 8, ['r', '1953', 'L', 'J', '425', 'u', '1657', 'w', 'r', 'K', 'V', '8237', '6015', '8393', '7671', '1125', '9457', '2193', '6721']
Output (English): r, r, 9457