BOBO's Note

https://leetcode.com/problems/validate-binary-search-tree/ Validate Binary Search Tree - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com 풀이 방법 Binary Search Tree는 모든 노드가 다음을 만족하는 이진트리이다. 모든 왼쪽 서브트리의 자식 노드 값 val >= max->val) return false; if(min != nullptr && root->val val) return f..