Task: Program Execution
Input (English): [-47, -92, 82, -29, -21, -46, -47, 55, -27, -9, 39, -94, 81]
Output (English): [-69.5, -5.0, 26.5, -25.0, -33.5, -46.5, 4.0, 14.0, -18.0, 15.0, -27.5, -6.5]