HACKERRANK 4일차

Weather Observation Station 11

SELECT DISTINCT CITY 
FROM STATION 
WHERE CITY NOT REGEXP '^[aeiou]' OR CITY NOT REGEXP '[aeiou]$';

Weather Observation Station 12

SELECT DISTINCT CITY
FROM STATION
WHERE CITY NOT REGEXP '^[aeiou]' AND
CITY NOT REGEXP '[aeiou]$';