Task: Program Execution
Input (English): [-2, -42, -39, -86, 10, 21, 97, -86, -30, -52, -68, 88, -75]
Output (English): [-22.0, -40.5, -62.5, -38.0, 15.5, 59.0, 5.5, -58.0, -41.0, -60.0, 10.0, 6.5]