Task: Program Execution
Input (English): [97, 15, 57, -20, 78, -91, 7, -14, 71, -36, 7, 77]
Output (English): [56.0, 36.0, 18.5, 29.0, -6.5, -42.0, -3.5, 28.5, 17.5, -14.5, 42.0]