diff --git a/.vscode/launch.json b/.vscode/launch.json
index 33b65f8..de76b07 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -8,7 +8,24 @@
             // Use IntelliSense to find out which attributes exist for C# debugging
             // Use hover for the description of the existing attributes
             // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md
-            "name": ".NET Core Launch (console)",
+            "name": "treeStructure (Console)",
+            "type": "coreclr",
+            "request": "launch",
+            "preLaunchTask": "build",
+            // If you have changed target frameworks, make sure to update the program path.
+            "program": "${workspaceFolder}/DataStructure/treeStructure/bin/Debug/net7.0/treeStructure.dll",
+            "args": [],
+            "cwd": "${workspaceFolder}/DataStructure/treeStructure",
+            // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console
+            "console": "internalConsole",
+            "stopAtEntry": false
+        },
+
+        {
+            // Use IntelliSense to find out which attributes exist for C# debugging
+            // Use hover for the description of the existing attributes
+            // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md
+            "name": "hashTableStructure (Console)",
             "type": "coreclr",
             "request": "launch",
             "preLaunchTask": "build",
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
index a7cb9aa..36681ee 100644
--- a/.vscode/tasks.json
+++ b/.vscode/tasks.json
@@ -7,7 +7,7 @@
             "type": "process",
             "args": [
                 "build",
-                "${workspaceFolder}/DataStructure/hashTableStructure/hashTableStructure.csproj",
+                "${workspaceFolder}/DataStructure/treeStructure/treeStructure.csproj",
                 "/property:GenerateFullPaths=true",
                 "/consoleloggerparameters:NoSummary"
             ],
@@ -19,7 +19,7 @@
             "type": "process",
             "args": [
                 "publish",
-                "${workspaceFolder}/DataStructure/hashTableStructure/hashTableStructure.csproj",
+                "${workspaceFolder}/DataStructure/treeStructure/treeStructure.csproj",
                 "/property:GenerateFullPaths=true",
                 "/consoleloggerparameters:NoSummary"
             ],
@@ -33,7 +33,7 @@
                 "watch",
                 "run",
                 "--project",
-                "${workspaceFolder}/DataStructure/hashTableStructure/hashTableStructure.csproj"
+                "${workspaceFolder}/DataStructure/treeStructure/treeStructure.csproj"
             ],
             "problemMatcher": "$msCompile"
         }
diff --git a/DataStructure/treeStructure/BinaryTree.cs b/DataStructure/treeStructure/BinaryTree.cs
new file mode 100644
index 0000000..5d5274d
--- /dev/null
+++ b/DataStructure/treeStructure/BinaryTree.cs
@@ -0,0 +1,17 @@
+namespace treeStructure
+{
+    class BinaryTree<T>
+    {
+        public BinaryTreeNode<T>? Root { get; set; }
+
+        public void PreOrderTraversal(BinaryTreeNode<T> node)
+        {
+            if (node == null)
+                return;
+
+            System.Console.WriteLine(node.Data);
+            PreOrderTraversal(node.Left);
+            PreOrderTraversal(node.Right);
+        }
+    }
+}
\ No newline at end of file
diff --git a/DataStructure/treeStructure/BinaryTreeNode.cs b/DataStructure/treeStructure/BinaryTreeNode.cs
new file mode 100644
index 0000000..f5f36c4
--- /dev/null
+++ b/DataStructure/treeStructure/BinaryTreeNode.cs
@@ -0,0 +1,14 @@
+namespace treeStructure
+{
+    class BinaryTreeNode<T>
+    {
+        public T Data { get; set; }
+        public BinaryTreeNode<T>? Left { get; set; }
+        public BinaryTreeNode<T>? Right { get; set; }
+
+        public BinaryTreeNode(T data)
+        {
+            this.Data = data;
+        }
+    }
+}
\ No newline at end of file
diff --git a/DataStructure/treeStructure/Program.cs b/DataStructure/treeStructure/Program.cs
new file mode 100644
index 0000000..9da4b45
--- /dev/null
+++ b/DataStructure/treeStructure/Program.cs
@@ -0,0 +1,16 @@
+namespace treeStructure
+{
+    static class Program
+    {
+        static void Main(string[] args)
+        {
+            BinaryTree<int> btree = new BinaryTree<int>();
+            btree.Root = new BinaryTreeNode<int>(1);
+            btree.Root.Left = new BinaryTreeNode<int>(2);
+            btree.Root.Right = new BinaryTreeNode<int>(3);
+            btree.Root.Left.Left = new BinaryTreeNode<int>(4);
+
+            btree.PreOrderTraversal(btree.Root);
+        }
+    }
+}
\ No newline at end of file