From a17e87c5061e64d99eb1b2df92e6625f8d9ea380 Mon Sep 17 00:00:00 2001
From: Fazeel Usmani <fazeelusmani18@gmail.com>
Date: Wed, 3 Nov 2021 23:19:17 +0530
Subject: [PATCH] Create 3_sumRootLeaf.cpp

---
 11 November Leetcode Challenge 2021/3_sumRootLeaf.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 11 November Leetcode Challenge 2021/3_sumRootLeaf.cpp

diff --git a/11 November Leetcode Challenge 2021/3_sumRootLeaf.cpp b/11 November Leetcode Challenge 2021/3_sumRootLeaf.cpp
new file mode 100644
index 0000000..7325e82
--- /dev/null
+++ b/11 November Leetcode Challenge 2021/3_sumRootLeaf.cpp	
@@ -0,0 +1,8 @@
+class Solution {
+public:
+    int sumNumbers(TreeNode* root, int num=0) {
+        return root->left == root->right ? num * 10 + root->val :
+            ((root->left ? sumNumbers(root->left, num * 10 + root->val) : 0) + 
+            (root->right ? sumNumbers(root->right, num * 10 + root->val) : 0));
+    }
+};