Task: Program Execution
Input (English): [-47, 97, -10, -1, 8, -90, -90, 87, 48, -13, 45, 73, 23]
Output (English): [25.0, 43.5, -5.5, 3.5, -41.0, -90.0, -1.5, 67.5, 17.5, 16.0, 59.0, 48.0]