Task: Program Execution
Input (English): [[30, -20, 22, -25, -187, -31], [-48, -122, 89, -49, -174], [53, -193, 31, -66, 50], [-187, 32, 54, -3, -15, 24, -144], [10, -57], [-108, 43]]
Output (English): [30, 89, 53, 54, 10, 43]