Task: Program Execution
Input (English): [50, 43, -6, -30, 66, -2, -90, -7, 32, -65, -88, -43, 11]
Output (English): [46.5, 18.5, -18.0, 18.0, 32.0, -46.0, -48.5, 12.5, -16.5, -76.5, -65.5, -16.0]