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Start training on this collection. Each time you skip or complete a kata you will be taken to the next kata in the series. Once you cycle through the items in the collection you will revert back to your normal training routine.

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4 kyu
Longest Common Subsequence (Performance version)
2,256JohanWiltink
Performance
Strings
Dynamic Programming
Memoization
Algorithms
4 kyu
Can you really count divisors?
445kabaczek83
Algorithms
Mathematics
6 kyu
Shopping List
365rb50
Algorithms
Fundamentals
Arrays
4 kyu
Codewars style ranking system
15,860jhoffner
Algorithms
Object-oriented Programming
2 kyu
Regular expression parser
901phaul
Parsing
Functional Programming
Algorithms
4 kyu
Interfacing
160Mihail-K
Metaprogramming
Puzzles
4 kyu
Undo/Redo
3,573surtich
Algorithms
Fundamentals
Object-oriented Programming
4 kyu
Mystery Function
1,903ecolban
Fundamentals
1 kyu
Mine Sweeper
1,198myjinxin2015
Puzzles
Game Solvers
7 kyu
A Rule of Divisibility by 7
12,292g964
Fundamentals
6 kyu
A Rule of Divisibility by 13
15,204g964
Fundamentals
Algorithms
Mathematics
6 kyu
Sorting by bits
8,697kodejuice
Logic
Arrays
Algorithms
Data Structures
Fundamentals
Bits
Binary
Sorting
2 kyu
Regular Expression - Check if divisible by 0b111 (7)
2,094Hacker Sakana
Puzzles
Regular Expressions
Strings
Algorithms
4 kyu
Dependency Injection
4,188kesheshyan
Regular Expressions
Design Patterns
Object-oriented Programming
Angular
5 kyu
RGB To Hex Conversion
123,682jhoffner
Algorithms