Task: Program Execution
Input (English): [-14, -21, -48, 21, 9, -85, 63, 51, 62, 32, -7, -15, -30, 9, -100]
Output (English): [-17.5, -34.5, -13.5, 15.0, -38.0, -11.0, 57.0, 56.5, 47.0, 12.5, -11.0, -22.5, -10.5, -45.5]