Task: Program Execution
Input (English): [-31, -16, 36, 91, -37, 59, -62, 49, -76, -19, 14, 64]
Output (English): [-23.5, 10.0, 63.5, 27.0, 11.0, -1.5, -6.5, -13.5, -47.5, -2.5, 39.0]