Milky's note

https://www.hackerrank.com/challenges/weather-observation-station-8/problem?isFullScreen=true Weather Observation Station 8 | HackerRank Query CITY names that start AND end with vowels. www.hackerrank.com [문제] Query the list of CITY names from STATION which have vowels (i.e., a, e, i, o, and u) as both their first and last characters. Your result cannot contain duplicates. Input Format The STATI..