Task: Program Execution
Input (English): [69, -22, -13, 76, 58, -29, 44, 1, 38, -27, -3, 53, 7]
Output (English): [23.5, -17.5, 31.5, 67.0, 14.5, 7.5, 22.5, 19.5, 5.5, -15.0, 25.0, 30.0]