Task: Program Execution
Input (English): [98, 73, -23, -75, -35, -78, 83, -8, 45, -9, -36, 30, 30, 69, 10]
Output (English): [85.5, 25.0, -49.0, -55.0, -56.5, 2.5, 37.5, 18.5, 18.0, -22.5, -3.0, 30.0, 49.5, 39.5]