[MYSQL] HACKERRANK - Weather Observation Station 11

https://www.hackerrank.com/challenges/weather-observation-station-11/problem

Weather Observation Station 11 | HackerRank

문제

Query the list of CITY names from STATION that either do not start with vowels or do not end with vowels. Your result cannot contain duplicates.

Input Format

The STATION table is described as follows:

where LAT_N is the northern latitude and LONG_W is the western longitude.

 

생각해보기

REGEXP를 이용하여 OR로 2가지 조건을 준다.

 

코드

SELECT DISTINCT(CITY)
FROM STATION
WHERE CITY NOT REGEXP('^[AEIOU]') OR CITY NOT REGEXP('[AEIOU]$')