Task: Program Execution
Input (English): [[-42, 43, 43, -4], [70, -1, 41], [-79, 21, 86, -45, 94], [-169, -124, 82], [-79, -3, -49, 89, -34, -185, 39], [17, -45], [87, -55, -47]]
Output (English): [43, 70, 94, 82, 89, 17, 87]