HackerRank - Weather Observation Station 2
April - 25/2025Problem:
Query the following two values from the STATION table:
1. The sum of all values in LAT_N rounded to a scale of 2 decimal places.
2. The sum of all values in LONG_W rounded to a scale of 2 decimal places.
| Field | Type |
|---|---|
| ID | NUMBER |
| CITY | VARCHAR2(21) |
| STATE | VARCHAR2(2) |
| LAT_N | NUMBER |
| LAT_W | NUMBER |
where LAT_N is the northern latitude and LONG_W is the western longitude.
# Output
- Your results must be in the form:
# Solution
lat lon
where lat is the sum of all values in LAT_N and lon is the sum of all values in LONG_W. Both results must be rounded to a scale of 2 decimal places.
# Solution
SELECT ROUND(SUM(LAT_N), 2),
ROUND(SUM(LONG_W), 2)
FROM STATION;