C# (CSharp) Solution LeetCode173TreeNode示例

示例#1

 private void Helper(LeetCode173TreeNode root)
 {
     if (root == null)
     {
         return;
     }
     Helper(root.left);
     inorder.Enqueue(root.val);
     Helper(root.right);
 }

示例#2

 public LeetCode173(LeetCode173TreeNode root)
 {
     Helper(root);
 }

示例#3

 public LeetCode173TreeNode(int val = 0, LeetCode173TreeNode left = null, LeetCode173TreeNode right = null)
 {
     this.val   = val;
     this.left  = left;
     this.right = right;
 }