Task: Program Execution
Input (English): [-69, -52, 38, 63, -78, -55, -35, 17, 41, 43, -74, -77, 23, 55, 65]
Output (English): [-60.5, -7.0, 50.5, -7.5, -66.5, -45.0, -9.0, 29.0, 42.0, -15.5, -75.5, -27.0, 39.0, 60.0]