Task: Program Execution
Input (English): [[-96, -31], [-46, -91, -33], [-196, 29, -159, 61, -144], [-37, 57, -174], [-30, 17, -84], [-99, 28, -79, -177, 4, -127], [-48, -66, 19]]
Output (English): [-31, -33, 61, 57, 17, 28, 19]