public void HasCycle_3()
{
var root = TestHelper.GenerateList(new int[] { 1 });
var solution = new _0141_LinkedListCycle();
var result = solution.HasCycle(root);
Assert.IsFalse(result);
}
public void HasCycle_1()
{
var root = TestHelper.GenerateList(new int[] { 3, 2, 0, -4 });
root.next.next.next.next = root.next;
var solution = new _0141_LinkedListCycle();
var result = solution.HasCycle(root);
Assert.IsTrue(result);
}