Task: Program Execution
Input (English): [-5, -11, -13, -82, 61, 43, -88, 60, 75, 23, 88, 49, -73]
Output (English): [-8.0, -12.0, -47.5, -10.5, 52.0, -22.5, -14.0, 67.5, 49.0, 55.5, 68.5, -12.0]