Task: Program Execution
Input (English): [31, -62, 49, -13, -30, -59, 76, 31, 40, -31, -56, -36]
Output (English): [-15.5, -6.5, 18.0, -21.5, -44.5, 8.5, 53.5, 35.5, 4.5, -43.5, -46.0]