Task: Program Execution
Input (English): [[28, -121, -1, 12], [32, 79, 6], [-25, 53, 57, 8, -7, -58], [-62, 11, -177, -65, 53, 17, 78], [-173, -144, 3, -146]]
Output (English): [28, 79, 57, 78, 3]