1 Problem 1 : Nth Highest Salary (https://leetcode.com/problems/nth-highest-salary/solution/)
2 Problem 2 : Second Highest Salary ( https://leetcode.com/problems/second-highest-salary/ )
1 Problem 1 : Nth Highest Salary (https://leetcode.com/problems/nth-highest-salary/solution/)
2 Problem 2 : Second Highest Salary ( https://leetcode.com/problems/second-highest-salary/ )