Beats 100%
IntuitionApproachComplexity
Time complexity:

Space complexity:
Code
# Intuition
<!-- Describe your first thoughts on how to solve this problem. -->

# Approach
<!-- Describe your approach to solving the problem. -->

# Complexity
- Time complexity:
<!-- Add your time complexity here, e.g. $$O(n)$$ -->

- Space complexity:
<!-- Add your space complexity here, e.g. $$O(n)$$ -->

# Code
```mssql []
/* Write your T-SQL query statement below */

UPDATE Salary  
SET sex=CASE  
        WHEN sex = 'f' THEN 'm' 
        WHEN sex = 'm' THEN 'f' 
        End

```
['MS SQL Server']