14 - Weather Observation Station 9.sql

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--       Information
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-- Direct Link: https://www.hackerrank.com/challenges/weather-observation-station-9/problem
-- Difficulty: Easy
-- Max Score: 10
-- DBMS: mySQL

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--         Solution
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SELECT DISTINCT(CITY)
FROM STATION
WHERE LEFT(CITY, 1) NOT IN ('A', 'E', 'I', 'O', 'U');

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--       Explanation
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-- DISTINCT() used to avoid duplication