Task: Program Execution
Input (English): [[-21, 86, -15, -87, -161], [-20, -115, -91, 23, -43], [-105, -37, -100, 78], [68, -148, -2, 20, -122], [-116, -163], [72, -155], [47, -94, -93, 55, -4, -177], [53, -120, 50, -12, -97]]
Output (English): [86, 23, 78, 68, -116, 72, 55, 53]