Same Tree

Author: piyush6348

Same Tree.cpp

@@ -0,0 +1,19 @@
+/**
+ * Definition for a binary tree node.
+ * struct TreeNode {
+ *     int val;
+ *     TreeNode *left;
+ *     TreeNode *right;
+ *     TreeNode(int x) : val(x), left(NULL), right(NULL) {}
+ * };
+ */
+class Solution {
+public:
+    bool isSameTree(TreeNode* p, TreeNode* q) {
+        if(p==NULL && q==NULL)
+            return true;
+        if(p==NULL || q==NULL)
+            return false;
+        return ((p->val == q->val)&&(isSameTree(p->left,q->left) && isSameTree(p->right,q->right)));
+    }
+};