Task: Program Execution
Input (English): [-15, 74, 34, 20, 65, 82, 56, -76, -71, -29, 74, -52]
Output (English): [29.5, 54.0, 27.0, 42.5, 73.5, 69.0, -10.0, -73.5, -50.0, 22.5, 11.0]