diff --git a/C++/Tress/2331.Evaluate Boolean Binary Tree.cpp b/C++/Tress/2331.Evaluate Boolean Binary Tree.cpp
new file mode 100644
index 00000000..0c2c6543
--- /dev/null
+++ b/C++/Tress/2331.Evaluate Boolean Binary Tree.cpp	
@@ -0,0 +1,11 @@
+
+class Solution {
+public:
+    bool evaluateTree(TreeNode* root) {
+        if( root->val ==1)return true;
+        if( root->val ==0)return false;
+        if (root->val ==2)return evaluateTree(root->left) or evaluateTree(root->right);
+        if(root->val ==3)return evaluateTree(root->left) and evaluateTree (root->right);
+        return true;
+    }
+};