Task: Program Execution
Input (English): [[-109, -49, -71, -4], [37, 18, -37, -47, 21, 0, -43], [90, -154], [33, 60, -7, -153], [-46, 9, 52, -84, 30, 55], [53, 14], [83, 72, 56, -46]]
Output (English): [-4, 37, 90, 60, 55, 53, 83]