Weather Observation Station 19

Consider P1(a,c) and P2(b,d) to be two points on a 2D plane where (a,b) are the respective minimum and maximum values of Northern Latitude (LAT_N) and  are the respective minimum and maximum values of Western Longitude (LONG_W) in STATION.

Query the Euclidean Distance between points P1 and P2 and format your answer to display 4 decimal digits.

Input Format

The STATION table is described as follows:

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

Solution Implementation


SELECT ROUND(SQRT(POWER(MIN(LAT_N)-MAX(LAT_N),2)+POWER(MIN(LONG_W)-MAX(LONG_W),2)),4)
FROM STATION;
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