Task: Program Execution
Input (English): [-28, 19, -44, 77, -41, 50, -8, -3, -98, -47, -77, -91]
Output (English): [-4.5, -12.5, 16.5, 18.0, 4.5, 21.0, -5.5, -50.5, -72.5, -62.0, -84.0]