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6 kyu
Is a number prime?
110,330arithmetric
Completed Languages:
7 kyu
Round To Nearest
304Insight
Completed Languages:
4 kyu
Sum of Intervals
37,730xDranik
Completed Languages:
6 kyu
Conditional Count
7,172pmatseykanets
Completed Languages:
6 kyu
SQL Basics - Monsters using CASE
10,694PG1
Completed Languages:
6 kyu
SQL Basics: Simple WITH
8,760matt c
Completed Languages:
6 kyu
SQL Basics: Simple NULL handling
8,047matt c
Completed Languages:
6 kyu
SQL Bug Fixing: Fix the JOIN
9,020matt c
Completed Languages:
6 kyu
SQL Bug Fixing: Fix the QUERY - Totaling
8,680matt c
Completed Languages:
6 kyu
SQL Basics: Simple JOIN and RANK
12,981matt c
Completed Languages:
6 kyu
SQL Basics: Simple table totaling.
9,955matt c
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
11,867matt c
Completed Languages:
6 kyu
SQL Basics: Simple EXISTS
13,144matt c
Completed Languages:
8 kyu
Sort and Star
47,332PG1
Completed Languages:
8 kyu
Count of positives / sum of negatives
145,068Dentzil
Completed Languages:
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