Task: Program Execution
Input (English): [39, 23, -97, -39, -94, -77, -1, 75, 60, 78, -33, -70, 8, -84, 71]
Output (English): [31.0, -37.0, -68.0, -66.5, -85.5, -39.0, 37.0, 67.5, 69.0, 22.5, -51.5, -31.0, -38.0, -6.5]