Task: Program Execution
Input (English): [[-12, -19], [-129, -65, 16, -129, 41, 53], [-69, 42, 58], [85, -7, 36, -19], [-138, 68, 17, -119, -38, 6], [-12, 64, -57, -15], [-20, -100, -39, -107, -134, -177, -173]]
Output (English): [-12, 53, 58, 85, 68, 64, -20]