Task: Program Execution
Input (English): 14, 16, ['f', '3663', '2637', 'F', 'y', 'O', 'm', 'b', 'C', 'R', 'c', '2663', 't', 'v', '8521', '6757', '3549', '1321']
Output (English): 6757, 8521, v