Ranks are used to indicate the proficiency of users and the difficulty of Kata. There are two classes of ranks, Kyu and Dan, which are divided in 8 levels each. By increasing order of proficiency/difficulty: 8 Kyu to 1 Kyu; 1 Dan to 8 Dan
- 8 Kyu
- Abbrev Name
- All Star Code 18
- Even or Odd
- Fake Bin
- Multiply
- String Repeat
- 7 kyu
- BubbleSort Once
- Convert Number to String
- Sort Numbers
- Sum Two Smallest Numbers
- Vowel Count
- XO
- 6 kyu
- Array Diff
- CamelCase Method
- Duplicate Encode
- High
- Draw Lines
- Strings, strings, strings (Hard)
- Partial Keys
- Find the unique number
- Replace With Alphabet Position
- Delete occurrences of an element if it occurs more than n times
- Duplicate Arguments
- Sort My Animals
- Maze Runner
- Take a Ten Minutes Walk
- 5 kyu
- Fibonacci
- Human Readable
- Valid Parentheses
- Maze Solver
- Scramble
- Max Sum Path
- Find Unique String
- Binary Tree Traversal
- Trees to Parentheses, and Back
- Maximum subarray sum
- ROT13