Task: Program Execution
Input (English): [77, -18, -23, 99, -84, 8, 94, -41, -4, -85, -1, 17, 36, -85, -38]
Output (English): [29.5, -20.5, 38.0, 7.5, -38.0, 51.0, 26.5, -22.5, -44.5, -43.0, 8.0, 26.5, -24.5, -61.5]