Task: Program Execution
Input (English): [-68, 30, 56, 87, -78, 33, 59, 52, 65, 22, 63, -26, 82, 12, 33]
Output (English): [-19.0, 43.0, 71.5, 4.5, -22.5, 46.0, 55.5, 58.5, 43.5, 42.5, 18.5, 28.0, 47.0, 22.5]