Milky's note

https://www.hackerrank.com/challenges/weather-observation-station-18/problem?isFullScreen=true Weather Observation Station 18 | HackerRank Query the Manhattan Distance between two points, round or truncate to 4 decimal digits. www.hackerrank.com [문제] Consider P1(a,b) and P2(c,d) to be two points on a 2D plane. a happens to equal the minimum value in Northern Latitude (LAT_N in STATION). b happen..