Task: Program Execution
Input (English): [-57, -48, 12, 50, 92, 75, 66, -16, 34, 95, -98, -80, -57]
Output (English): [-52.5, -18.0, 31.0, 71.0, 83.5, 70.5, 25.0, 9.0, 64.5, -1.5, -89.0, -68.5]