def test_kth_from_end2s(): ll = LinkedList() ll.insert(0) ll.insert(1) ll.insert(2) ll.insert(3) ll.insert(4) ll.insert(5) assert ll.kth_from_end(3) == 2
def test_kth_from_end4(): ll = LinkedList() with pytest.raises(Exception): assert ll.kth_from_end(5)
def test_kth_from_end1(): ll = LinkedList() ll.insert(0) assert ll.kth_from_end(1) == 0