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4 kyu
Strings Mix
23,466g964
Completed Languages:
4 kyu
Next bigger number with the same digits
38,190GiacomoSorbi
Completed Languages:
Retired
Did I Finish my Sudoku?
15,659suuuzi
Completed Languages:
5 kyu
Perimeter of squares in a rectangle
42,505g964
Completed Languages:
5 kyu
Regex Password Validation
28,794EricFreeman
Completed Languages:
5 kyu
Human Readable Time
145,361BattleRattle
Completed Languages:
5 kyu
Rot13
93,517Rubikan
Completed Languages:
Retired
Where my anagrams at?
83,126sandbochs
Completed Languages:
6 kyu
Split Strings
159,617jhoffner
Completed Languages:
6 kyu
Find the missing letter
98,571user5036852
Completed Languages:
6 kyu
Build Tower
102,6918fdafs2
Completed Languages:
7 kyu
Regex validate PIN code
178,970JMurphyWeb
Completed Languages:
6 kyu
Your order, please
171,879iamstone
Completed Languages:
6 kyu
Duplicate Encoder
224,709obnounce
Completed Languages:
6 kyu
Bit Counting
246,077xcthulhu
Completed Languages:
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