Task: Program Execution
Input (English): [[-47, -73], [-138, -43, -83], [-57, -119, 38, -70], [90, -46, -31], [40, -111, -140, -168, 13, 28], [-45, -69, 90], [-93, 18, -103, -7], [-7, -72, 2, -41, -40, -44, -97], [-20, -35, 78]]
Output (English): [-47, -43, 38, 90, 40, 90, 18, 2, 78]