Task: Program Execution
Input (English): [[2, 4, -21, 3], [-49, 2], [-47, -40, -25], [20, -13, 20], [24, 29], [-7, -15, -43, 7, 13], [-22, 1, -39, -40, -47], [14, 30, -27], [44, 7, -12]]
Output (English): [8, 2, -40, 400, 24, 0, 880, 420, -528]