Task: Program Execution
Input (English): [75, 74, -76, -11, 76, -90, -16, -8, 69, 95, 84, -91, -96]
Output (English): [74.5, -1.0, -43.5, 32.5, -7.0, -53.0, -12.0, 30.5, 82.0, 89.5, -3.5, -93.5]