diff --git a/Maximum Depth of Binary Tree b/Maximum Depth of Binary Tree
new file mode 100644
index 0000000..d806bb0
--- /dev/null
+++ b/Maximum Depth of Binary Tree	
@@ -0,0 +1,9 @@
+class Solution {
+public:
+    int maxDepth(TreeNode* root) {
+         if(!root) return 0;
+        int maxLeft = maxDepth(root->left);
+        int maxRight = maxDepth(root->right);
+        return max(maxLeft, maxRight)+1;
+    }
+};