Task: Program Execution
Input (English): [20, -44, 61, -32, -42, -98, -66, 29, -22, -83, 26, 11, 21]
Output (English): [-12.0, 8.5, 14.5, -37.0, -70.0, -82.0, -18.5, 3.5, -52.5, -28.5, 18.5, 16.0]