Task: Program Execution
Input (English): [27, 4, 25, -43, -1, 51, 19, -84, 82, -37, 90, 88, 18, -91, -25]
Output (English): [15.5, 14.5, -9.0, -22.0, 25.0, 35.0, -32.5, -1.0, 22.5, 26.5, 89.0, 53.0, -36.5, -58.0]