Task: Program Execution
Input (English): [71, 48, -80, 32, -75, 67, -4, -81, 90, 42, -39, 25, 4, -45, 84]
Output (English): [59.5, -16.0, -24.0, -21.5, -4.0, 31.5, -42.5, 4.5, 66.0, 1.5, -7.0, 14.5, -20.5, 19.5]