Task: Program Execution
Input (English): [-18, -29, 1, -39, 91, 28, -66, 48, -72, 36, 52, -89, -92, 92, 54]
Output (English): [-23.5, -14.0, -19.0, 26.0, 59.5, -19.0, -9.0, -12.0, -18.0, 44.0, -18.5, -90.5, 0.0, 73.0]