[0, 0, 1, 0, 0, 1, 0, 0, 0, 1]
[Node { row_index: 2, edges: {2: 0, 5: 0, 9: 0} }, Node { row_index: 5, edges: {9: 0, 5: 0, 2: 0} }, Node { row_index: 9, edges: {9: 0, 2: 0, 5: 0} }]