Task: Program Execution
Input (English): [21, 16, -32, 1, 26, -72, -80, 10, 33, -29, -59, 14, -87]
Output (English): [18.5, -8.0, -15.5, 13.5, -23.0, -76.0, -35.0, 21.5, 2.0, -44.0, -22.5, -36.5]