Task: Program Execution
Input (English): 15, 21, ['4255', '8615', 'V', '1955', '8873', 'x', 'F', 'O', '2253', '2755', '5821', 'u', '5637', 'w', '9449', '8369', 'v', '9445', '8067', '8263', 'J', '5691', '3149', '3209', 'L', 'B', 'Y', '7889', '3151', '6719']
Output (English): J, 8263, 8067, 9445, v, 8369, 9449