Task: Program Execution
Input (English): [-29, -28, 54, 86, -32, -19, -94, 14, -12, -23, 49, -47, 37, 100, 80]
Output (English): [-28.5, 13.0, 70.0, 27.0, -25.5, -56.5, -40.0, 1.0, -17.5, 13.0, 1.0, -5.0, 68.5, 90.0]