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5 kyu
First non-repeating character
69,059OverZealous
Completed Languages:
5 kyu
RGB To Hex Conversion
132,407jhoffner
Completed Languages:
4 kyu
Matrix Determinant
22,851pjfranzini
Completed Languages:
5 kyu
Human Readable Time
142,485BattleRattle
Completed Languages:
5 kyu
Moving Zeros To The End
178,985xcthulhu
Completed Languages:
6 kyu
Sum of Digits / Digital Root
274,900user578387
Completed Languages:
7 kyu
Summing a number's digits
38,161mweiss
Completed Languages:
6 kyu
Is a number prime?
111,987arithmetric
Completed Languages:
6 kyu
Create Phone Number
331,813xDranik
Completed Languages:
6 kyu
Split Strings
156,053jhoffner
Completed Languages:
7 kyu
Divisible by previous digit?
1,599eliassjogreen
Completed Languages:
8 kyu
Array plus array
86,135Dmitry Kudla
Completed Languages:
7 kyu
Working with arrays I (and why your code fails in some katas)
5,131Chrono79
Completed Languages:
8 kyu
Find Nearest square number
23,803riyakayal
Completed Languages:
7 kyu
Relatively Prime Numbers
1,581Nmistrata
Completed Languages:
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