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5 kyu
SQL Statistics: MIN, MEDIAN, MAX
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SQL Basics: Simple WITH
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SQL with Harry Potter: Sorting Hat Comparators
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13,183matt c
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SQL Basics: Top 10 customers by total payments amount
13,942jhoffner
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Sudoku Solver
15,033pineappleclock
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29,963markprzepiora
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5 kyu
Extract the domain name from a URL
85,515xianpants
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The observed PIN
38,970BattleRattle
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5 kyu
Simple Pig Latin
171,726user2505876
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Reverse or rotate?
24,244g964
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Array.diff
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Find The Parity Outlier
225,504obnounce
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