Task: Program Execution
Input (English): [-56, 71, 54, -28, 75, -89, -82, 39, -12, 81, 37, 35, 39, 66, 60]
Output (English): [7.5, 62.5, 13.0, 23.5, -7.0, -85.5, -21.5, 13.5, 34.5, 59.0, 36.0, 37.0, 52.5, 63.0]