Task: Program Execution
Input (English): [-80, 53, -13, 92, 20, 86, -62, 97, -37, -17, -59, 2, 86, 17, 29]
Output (English): [-13.5, 20.0, 39.5, 56.0, 53.0, 12.0, 17.5, 30.0, -27.0, -38.0, -28.5, 44.0, 51.5, 23.0]