Task: Program Execution
Input (English): [37, 31, 39, -80, -15, 22, 81, -44, 72, -29, -53, 19, 3, 13, 74]
Output (English): [34.0, 35.0, -20.5, -47.5, 3.5, 51.5, 18.5, 14.0, 21.5, -41.0, -17.0, 11.0, 8.0, 43.5]