Task: Program Execution
Input (English): [-68, -65, 73, -96, 37, 13, -89, -25, -44, 15, 21, 92, 70, -38, -56]
Output (English): [-66.5, 4.0, -11.5, -29.5, 25.0, -38.0, -57.0, -34.5, -14.5, 18.0, 56.5, 81.0, 16.0, -47.0]