Task: Program Execution
Input (English): [-87, -45, 98, -100, 67, -41, 93, -51, 59, -22, 21, 2, 1, -78]
Output (English): [-66.0, 26.5, -1.0, -16.5, 13.0, 26.0, 21.0, 4.0, 18.5, -0.5, 11.5, 1.5, -38.5]