LeetCode #1038 Binary Search Tree to Greater Sum Tree 从二叉搜索树到更大和树
1038BinarySearchTreetoGreaterSumTree从二叉搜索树到更大和树Description:GiventherootofaBinarySearchTree(BST),convertittoaGreaterTreesuchthateverykeyoftheoriginalBSTischangedtotheoriginalkeyplusthesumofallkeysgreat