Task: Program Execution
Input (English): [-56, -6, -78, -70, -21, -59, 25, 88, -65, 85, 40, -51, 88, -37, -79]
Output (English): [-31.0, -42.0, -74.0, -45.5, -40.0, -17.0, 56.5, 11.5, 10.0, 62.5, -5.5, 18.5, 25.5, -58.0]