List of CodeWars Kata:

1. 4 By 4 Skyscrapers
2. Battleship field validator
3. Counting Change Combinations
4. Fibonacci Streaming
5. First non-repeating character
6. Magnet particles in boxes
7. Next bigger number with the same digits
8. Next smaller number with the same digit
9. Not very secure
10. Simple Fun #159: Middle Permutation
11. Simple Fun #27: Rectangle Rotation
12. So Many Permutations!
13. Sum Strings as Numbers
14. Sums of Perfect Squares
15. Twice linear