Task: Program Execution
Input (English): [26, -89, 80, -42, -51, -51, -44, 63, 100, 33, -31, -72, -42, -28, 33]
Output (English): [-31.5, -4.5, 19.0, -46.5, -51.0, -47.5, 9.5, 81.5, 66.5, 1.0, -51.5, -57.0, -35.0, 2.5]