https://www.hackerrank.com/challenges/weather-observation-station-11/problem
Weather Observation Station 10 | HackerRank
Query a list of CITY names not ending in vowels.
www.hackerrank.com
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:

a,e,i,o,u로 시작하지 않거나 a,e,i,o,u로 끝나지 않는 CITY를 찾는 문제
https://www.hackerrank.com/challenges/weather-observation-station-12/problem
Weather Observation Station 12 | HackerRank
Query an alphabetically ordered list of CITY names not starting and ending with vowels.
www.hackerrank.com
a,e,i,o,u로 시작하지 않고 a,e,i,o,u로 끝나지 않는 CITY를 찾는 문제
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