Task: Program Execution
Input (English): [22, 19, 97, -78, 16, -88, -50, -22, 79, -20, 62, -65, 42, 56, 25]
Output (English): [20.5, 58.0, 9.5, -31.0, -36.0, -69.0, -36.0, 28.5, 29.5, 21.0, -1.5, -11.5, 49.0, 40.5]