Task: Program Execution
Input (English): [-33, -67, 4, -64, 40, 13, 44, -96, -6, 81, 37, -36, 51, 27, -30]
Output (English): [-50.0, -31.5, -30.0, -12.0, 26.5, 28.5, -26.0, -51.0, 37.5, 59.0, 0.5, 7.5, 39.0, -1.5]