Task: Program Execution
Input (English): [-60, -16, 99, 100, 35, -17, 72, -74, 29, 62, 83, 17]
Output (English): [-38.0, 41.5, 99.5, 67.5, 9.0, 27.5, -1.0, -22.5, 45.5, 72.5, 50.0]