Task: Program Execution
Input (English): [-76, -97, -88, 39, 39, 76, -91, -63, -86, -8, -23, 64]
Output (English): [-86.5, -92.5, -24.5, 39.0, 57.5, -7.5, -77.0, -74.5, -47.0, -15.5, 20.5]