Task: Program Execution
Input (English): [-91, 13, 67, -56, 43, -4, 25, -31, 80, 77, -56, -24, -9, -70, -9]
Output (English): [-39.0, 40.0, 5.5, -6.5, 19.5, 10.5, -3.0, 24.5, 78.5, 10.5, -40.0, -16.5, -39.5, -39.5]