Task: Program Execution
Input (English): [-82, -70, 72, 54, -68, 92, 15, 30, 47, -16, 21, 8, 26]
Output (English): [-76.0, 1.0, 63.0, -7.0, 12.0, 53.5, 22.5, 38.5, 15.5, 2.5, 14.5, 17.0]