static void TestSecondMinNodeInBinaryTree()
{
int?[] nums = new int?[] { 2, 2, 5, null, null, 5, 7 };
nums = new int?[] { 2, 2, 2 };
TreeNode root = TreeUtil.BuildTree(nums);
var ret = Second_Minimum_Node_In_a_Binary_Tree.FindSecondMinimumValue(root);
}
static void TestBinaryTreeLevelTraver()
{
int?[] nums = new int?[] { 3, 9, 20, null, null, 15, 7 };
TreeNode root = TreeUtil.BuildTree(nums);
var ret = Binary_Tree_Level_Order_Traversal_II.Solution2(root);
}
static void TestSubtree_of_Another_Tree()
{
TreeNode s = TreeUtil.BuildTree(new int?[] { 3, 4, 5, 1, 2 });
TreeNode t = TreeUtil.BuildTree(new int?[] { 4, 1, 2 });
var ret = Subtree_of_Another_Tree.IsSubtree(s, t);
}