Task: Program Execution
Input (English): [41, 39, -22, 19, 46, -58, 57, 32, -71, -74, -77, 3]
Output (English): [40.0, 8.5, -1.5, 32.5, -6.0, -0.5, 44.5, -19.5, -72.5, -75.5, -37.0]