Task: Program Execution
Input (English): [61, 63, -60, -39, 72, 38, -72, -31, 100, -62, -22, -15, 87]
Output (English): [62.0, 1.5, -49.5, 16.5, 55.0, -17.0, -51.5, 34.5, 19.0, -42.0, -18.5, 36.0]