Suppose I have a list X = [[[2, 2]], [[2, 5], [3, 1]], [[3, 3], [4, 4], [1, 6]], [[1, 1], [4, 0]], [[]]]X = [[[2, 2]], [[2, 5], [
Suppose I have a list X = [[[2, 2]], [[2, 5], [3, 1]], [[3, 3], [4, 4], [1, 6]], [[1, 1], [4, 0]], [[]]]X = [[[2, 2]], [[2, 5], [