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https://www.hackerrank.com/challenges/weather-observation-station-16/problem Weather Observation Station 16 | HackerRank Query the smallest of STATION's Northern Latitudes that is greater than 38.7780, and round to 4 decimal places www.hackerrank.com

https://www.hackerrank.com/challenges/weather-observation-station-15/problem Weather Observation Station 15 | HackerRank Query the Western Longitude for the largest Northern Latitude under 137.2345, rounded to 4 decimal places. www.hackerrank.com

https://www.hackerrank.com/challenges/weather-observation-station-14/problem Weather Observation Station 14 | HackerRank Query the greatest value of the Northern Latitudes from STATION that are under 137.2345 and truncated to 4 decimal places. www.hackerrank.com

https://www.hackerrank.com/challenges/weather-observation-station-13/problem Weather Observation Station 13 | HackerRank Query the sum of Northern Latitudes having values greater than 38.7880 and less than 137.2345, truncated to 4 decimal places. www.hackerrank.com

https://www.hackerrank.com/challenges/weather-observation-station-12/problem Weather Observation Station 12 | HackerRank Query an alphabetically ordered list of CITY names not starting and ending with vowels. www.hackerrank.com

https://www.hackerrank.com/challenges/weather-observation-station-11/problem Weather Observation Station 11 | HackerRank Query a list of CITY names not starting or ending with vowels. www.hackerrank.com

https://www.hackerrank.com/challenges/weather-observation-station-10/problem Weather Observation Station 10 | HackerRank Query a list of CITY names not ending in vowels. www.hackerrank.com

https://www.hackerrank.com/challenges/weather-observation-station-9/problem Weather Observation Station 9 | HackerRank Query an alphabetically ordered list of CITY names not starting with vowels. www.hackerrank.com

https://www.hackerrank.com/challenges/weather-observation-station-8/problem Weather Observation Station 8 | HackerRank Query CITY names that start AND end with vowels. www.hackerrank.com

https://www.hackerrank.com/challenges/weather-observation-station-7/problem Weather Observation Station 7 | HackerRank Query the list of CITY names ending with vowels (a, e, i, o, u) from STATION. www.hackerrank.com