Day6. Namespace style

589. N-ary Tree Preorder Traversal/Node.cs

@@ -0,0 +1,21 @@
+namespace _589._N_ary_Tree_Preorder_Traversal;
+
+// Definition for a Node.
+public class Node
+{
+    public int val;
+    public IList<Node>? children;
+
+    public Node() { }
+
+    public Node(int _val)
+    {
+        val = _val;
+    }
+
+    public Node(int _val, IList<Node> _children)
+    {
+        val = _val;
+        children = _children;
+    }
+}