Task: Program Execution
Input (English): [-54, 53, -98, -5, 20, -41, -73, 82, 71, 48, -11, 28]
Output (English): [-0.5, -22.5, -51.5, 7.5, -10.5, -57.0, 4.5, 76.5, 59.5, 18.5, 8.5]