[MySQL/HackerRank] Weather Observation Station 15

https://www.hackerrank.com/challenges/weather-observation-station-15/problem?isFullScreen=true 

Weather Observation Station 15 | HackerRank

문제

Query the Western Longitude (LONG_W) for the largest Northern Latitude (LAT_N) in STATION that is less than 137.2345. Round your answer to  decimal places.

Input Format

The STATION table is described as follows:

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

Code

SELECT ROUND(LONG_W, 4)
FROM STATION
WHERE LAT_N < 137.2345
ORDER BY LAT_N DESC LIMIT 1