Task: Program Execution
Input (English): [[76, -48, -81, 74], [-83, 10, -154, -49], [-141, 85], [-91, -48, -114, -130, -37, 80, -63], [16, -67, -159, -24], [-94, 97, 6, -199, -183], [-57, -67, 40]]
Output (English): [76, 10, 85, 80, 16, 97, 40]