Task: Program Execution
Input (English): [34, -17, -18, -66, 44, 70, -42, 42, -11, -82, -55, -45, 54]
Output (English): [8.5, -17.5, -42.0, -11.0, 57.0, 14.0, 0.0, 15.5, -46.5, -68.5, -50.0, 4.5]