2022年4月15日
leetcode 176. Second Highest Salary
摘要： # Write your MySQL query statement below select (select distinct Employee.Salary from Employee order by Employee.Salary desc limit 1 offset 1) as Seco 阅读全文
posted @ 2022-04-15 09:56 黎酒 阅读(22) 评论(0) 推荐(0)
leetcode 669. Trim a Binary Search Tree
摘要： class trimBST { public TreeNode trimBST(TreeNode root, int low, int high) { if(root == null){ return root; } if(root.val < low){ return trimBST(root.r 阅读全文
posted @ 2022-04-15 09:45 黎酒 阅读(26) 评论(0) 推荐(0)