Task: Program Execution
Input (English): [-69, 13, -12, -91, -45, -54, -66, -99, 74, -1, 80, 53, 26, -41]
Output (English): [-28.0, 0.5, -51.5, -68.0, -49.5, -60.0, -82.5, -12.5, 36.5, 39.5, 66.5, 39.5, -7.5]