from UnionFind import UnionFind unionFind = UnionFind(5) assert unionFind.components() == 5 unionFind.unify(0, 1) assert unionFind.components() == 4 unionFind.unify(1, 0) assert unionFind.components() == 4 unionFind.unify(1, 2) assert unionFind.components() == 3 unionFind.unify(0, 2) assert unionFind.components() == 3 unionFind.unify(2, 1) assert unionFind.components() == 3 unionFind.unify(3, 4) assert unionFind.components() == 2 unionFind.unify(4, 3) assert unionFind.components() == 2 unionFind.unify(1, 3) assert unionFind.components() == 1 unionFind.unify(4, 0) assert unionFind.components() == 1
