diff --git a/11-2023(nov)/21-Nov_identical_tree.cpp b/11-2023(nov)/21-Nov_identical_tree.cpp
new file mode 100644
index 0000000..dbc2e89
--- /dev/null
+++ b/11-2023(nov)/21-Nov_identical_tree.cpp
@@ -0,0 +1,19 @@
+class Solution
+{
+    public:
+    //Function to check if two trees are identical.
+    bool isIdentical(Node *r1, Node *r2)
+    {
+        //Your Code here
+        if (!r1 && !r2) {
+        return true;
+    }
+
+    if (r1 && r2 && r1->data == r2->data) {
+        return isIdentical(r1->left, r2->left) &&
+               isIdentical(r1->right, r2->right);
+    }
+
+    return false;
+    }
+};