Task: Program Execution
Input (English): [-70, -40, -45, -71, -88, 53, -70, 71, -17, -43, -53, 75, -98, 67, -65]
Output (English): [-55.0, -42.5, -58.0, -79.5, -17.5, -8.5, 0.5, 27.0, -30.0, -48.0, 11.0, -11.5, -15.5, 1.0]