Task: Program Execution
Input (English): [45, 38, -33, 77, 21, 38, 100, -29, -59, 82, -33, -81]
Output (English): [41.5, 2.5, 22.0, 49.0, 29.5, 69.0, 35.5, -44.0, 11.5, 24.5, -57.0]