Task: Program Execution
Input (English): [-48, -81, 26, 48, -80, 12, -37, -86, 69, -71, -17, -25, -63, 96, 53]
Output (English): [-64.5, -27.5, 37.0, -16.0, -34.0, -12.5, -61.5, -8.5, -1.0, -44.0, -21.0, -44.0, 16.5, 74.5]