Task: Program Execution
Input (English): [-3, 80, -7, 81, -41, -34, 15, -2, 40, 71, 78, 88]
Output (English): [38.5, 36.5, 37.0, 20.0, -37.5, -9.5, 6.5, 19.0, 55.5, 74.5, 83.0]