https://www.hackerrank.com/challenges/weather-observation-station-2/problem?isFullScreen=true
코드설명
ROUND + SUM을 활용합니다.
ORACLE 코드
SELECT ROUND(SUM(LAT_N), 2), ROUND(SUM(LONG_W), 2)
FROM STATION;
https://www.hackerrank.com/challenges/weather-observation-station-2/problem?isFullScreen=true
ROUND + SUM을 활용합니다.
SELECT ROUND(SUM(LAT_N), 2), ROUND(SUM(LONG_W), 2)
FROM STATION;