Task: Program Execution
Input (English): [-41, 88, -27, -42, 66, -77, 49, 34, 25, 89, -83, -43, -37]
Output (English): [23.5, 30.5, -34.5, 12.0, -5.5, -14.0, 41.5, 29.5, 57.0, 3.0, -63.0, -40.0]