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5 kyu
First non-repeating character
70,037OverZealous
Completed Languages:
5 kyu
RGB To Hex Conversion
133,937jhoffner
Completed Languages:
4 kyu
Matrix Determinant
23,248pjfranzini
Completed Languages:
5 kyu
Human Readable Time
144,258BattleRattle
Completed Languages:
5 kyu
Moving Zeros To The End
181,291xcthulhu
Completed Languages:
6 kyu
Sum of Digits / Digital Root
277,610user578387
Completed Languages:
7 kyu
Summing a number's digits
38,840mweiss
Completed Languages:
6 kyu
Is a number prime?
113,028arithmetric
Completed Languages:
6 kyu
Create Phone Number
335,425xDranik
Completed Languages:
6 kyu
Split Strings
158,124jhoffner
Completed Languages:
7 kyu
Divisible by previous digit?
1,609eliassjogreen
Completed Languages:
8 kyu
Array plus array
87,141Dmitry Kudla
Completed Languages:
7 kyu
Working with arrays I (and why your code fails in some katas)
5,146Chrono79
Completed Languages:
8 kyu
Find Nearest square number
24,024riyakayal
Completed Languages:
7 kyu
Relatively Prime Numbers
1,585Nmistrata
Completed Languages:
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