Task: Program Execution
Input (English): [-93, -90, -54, 88, 28, 87, 86, 83, 50, -6, -87, 97, -91, 5, -38]
Output (English): [-91.5, -72.0, 17.0, 58.0, 57.5, 86.5, 84.5, 66.5, 22.0, -46.5, 5.0, 3.0, -43.0, -16.5]