Task: Program Execution
Input (English): [83, -21, 70, 33, 91, 71, 40, 99, 83, 98, -14, 22, 23, -58, 98]
Output (English): [31.0, 24.5, 51.5, 62.0, 81.0, 55.5, 69.5, 91.0, 90.5, 42.0, 4.0, 22.5, -17.5, 20.0]