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7 kyu
SQL: Concatenating Columns
13,542PG1
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7 kyu
SQL Basics: Simple GROUP BY
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SQL Basics: Truncating
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6 kyu
SQL Basics: Simple EXISTS
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6 kyu
SQL Basics: Simple UNION ALL
12,119matt c
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5 kyu
Factorial decomposition
7,376g964
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6 kyu
Count the smiley faces!
97,924St3f4n
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6 kyu
Find the odd int
301,936rbuckley
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6 kyu
Duplicate Encoder
224,339obnounce
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6 kyu
Don't rely on luck.
12,220JoshBrodieNZ
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5 kyu
Not very secure
47,346mayrsascha
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6 kyu
Bit Counting
245,744xcthulhu
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6 kyu
Which are in?
80,673g964
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Find The Parity Outlier
217,949obnounce
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Create Phone Number
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