Task: Program Execution
Input (English): [53, 7, -26, 45, 11, -16, 40, 84, -53, 30, -32, -71, 57, -4]
Output (English): [30.0, -9.5, 9.5, 28.0, -2.5, 12.0, 62.0, 15.5, -11.5, -1.0, -51.5, -7.0, 26.5]