Task: Program Execution
Input (English): [[-9, 72, 44, 31, 90, -181, -131], [49, -64, 81, 19, -106], [-97, -12], [20, -155, -108], [-63, -60, -3, -175], [76, -68, -58], [29, -91, -67, -91, 13, 69, -21], [-138, 24, 52, 6]]
Output (English): [90, 81, -12, 20, -3, 76, 69, 52]