Study/SQL (17) 썸네일형 리스트형 MySQL | HackerRank | Binary Tree Nodes Problem You are given a table, BST, containing two columns: N and P, where N represents the value of a node in Binary Tree, and P is the parent of N. Write a query to find the node type of Binary Tree ordered by the value of the node. Output one of the following for each node: Root: If node is root node. Leaf: If node is leaf node. Inner: If node is neither root nor leaf node. Sample Input Sampl.. 이전 1 2 3 다음
