Task: Program Execution
Input (English): [-53, -44, -65, 27, -85, -64, 11, 41, -64, -85, -16, 91, -15, 20]
Output (English): [-48.5, -54.5, -19.0, -29.0, -74.5, -26.5, 26.0, -11.5, -74.5, -50.5, 37.5, 38.0, 2.5]