Task: Program Execution
Input (English): [[61, -35, -161], [-87, 73], [-82, 78, -19, -170], [-169, -132, 71], [-99, -136, -127], [88, -173, 0, 74, -8, 73], [-111, -164, -30]]
Output (English): [61, 73, 78, 71, -99, 88, -30]