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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
Simple Memory Manager
713SteveRuble
Linked Lists
Data Structures
Algorithms
2 kyu
Areas of Voronoi cells
228geoffp
Geometry
Mathematics
Algorithms
Graph Theory
2 kyu
Regular expression parser
1,151phaul
Parsing
Functional Programming
Algorithms
4 kyu
Fluent Calculator
725karudedios
Algorithms
Mathematics
Language Features
4 kyu
Bob's Signs
172Strikeskids
Strings
Dynamic Programming
Algorithms
4 kyu
How many numbers III?
4,598raulbc777
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
4 kyu
Determining if a graph has a solution
1,636damned3
Algorithms
Data Structures
Graph Theory
4 kyu
Matrix Determinant
24,568pjfranzini
Matrix
Linear Algebra
Mathematics
Recursion
Algorithms
5 kyu
Tree Reconstruction
318benmathes
Algorithms
Trees
Recursion
5 kyu
Complete Binary Tree
456ecolban
Binary Trees
Heaps
Data Structures
Fundamentals
5 kyu
Diagonals
226surtich
Matrix
Algorithms
5 kyu
Fun with lists: trees edition
306janitormeir
Trees
Lists
Functional Programming
Fundamentals
Binary Trees
Data Structures
Algorithms
5 kyu
One graph or multiple ones ?
116ben8p
Algorithms
Graph Theory
1 kyu
Sliding Puzzle Solver
1,090docgunthrop
Puzzles
Genetic Algorithms
Game Solvers
Algorithms
6 kyu
Simple Fun #394: Lonely Frog VI
41myjinxin2015
Algorithms
Puzzles
Performance
6 kyu
A Rule of Divisibility by 13
16,117g964
Fundamentals
Algorithms
Mathematics
5 kyu
Sort - one, three, two
2,285dinglemouse
Sorting
Strings
Algorithms
5 kyu
Would you believe... Talk like Siegfried
505dinglemouse
Regular Expressions
Fundamentals
6 kyu
"this" is an other problem
3,125ZozoFouchtra
Object-oriented Programming
Debugging
Language Features
6 kyu
Get Password from grid
774kodejuice
Logic
Arrays
Algorithms
Data Structures
4 kyu
Simple Fun #381: Find d = a + b + c II
62myjinxin2015
Algorithms
Performance
Arrays
4 kyu
Repetitive Sequence - Easy Version
206G_kuldeep
Algorithms
Data Structures
5 kyu
Subsequence Product Sum
206kodejuice
Combinatorics
Performance
Dynamic Programming
Fundamentals
6 kyu
Earth-mover's distance
97geoffp
Fundamentals
Algorithms
Mathematics
Arrays
6 kyu
Simple sum of pairs
1,021KenKamau
Fundamentals
Performance
4 kyu
Smallest possible sum
8,132dkhaburdzania
Algorithms
Mathematics
Arrays
3 kyu
The Lift
3,484dinglemouse
Algorithms
Queues
Data Structures
5 kyu
count '9's from 1 to n
1,120ransy
Puzzles
Algorithms
Mathematics
4 kyu
Functional streams
774muesli4
Streams
Functional Programming
Algorithms