Task: Program Execution
Input (English): [-38, 79, 86, 0, -9, 68, -74, -84, 20, -93, -34, 57, -63, 40, 85]
Output (English): [20.5, 82.5, 43.0, -4.5, 29.5, -3.0, -79.0, -32.0, -36.5, -63.5, 11.5, -3.0, -11.5, 62.5]