Task: Program Execution
Input (English): 6, ['S', '1563', 'E', 'z', 'y', 'L', '6257', '6557', '9981', '5389', '3813', 'D', '4771', 'E', '2959', 'z', 'W', 'C', 'E']
Output (English): S, 1563, E, z, y, L