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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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5 kyu
Rectangle into Rectangles
230elzoughby
Puzzles
Fundamentals
Algorithms
Geometry
5 kyu
Matrices II: Serious mathematics
73MazTheMazy
Fundamentals
Mathematics
Data Structures
Algebra
Linear Algebra
Arrays
Lists
Matrix
4 kyu
Interfacing
165Mihail-K
Metaprogramming
Puzzles
4 kyu
Escape the maze
808cyril-lemaire
Fundamentals
Algorithms
5 kyu
The Wrong-Way Cow
518dinglemouse
Arrays
Algorithms
6 kyu
Sort the columns of a csv-file
1,014user5036852
Strings
Arrays
Algorithms
Sorting
6 kyu
Some Fun with Aggregate Operations (Part 1)
349zavanton123
Functional Programming
Fundamentals
6 kyu
Some Fun with Aggregate Operations (Part 2)
299zavanton123
Functional Programming
Fundamentals
6 kyu
Some Fun with Aggregate Operations (Part 4)
237zavanton123
Functional Programming
Fundamentals
6 kyu
Driving Circles
81newsh
Fundamentals
5 kyu
The Spider and the Fly
103dinglemouse
Debugging
Algorithms
1 kyu
Square sums
573metalim
Algorithms
Mathematics
4 kyu
5x5 Nonogram Solver
505Avanta
Algorithms
Logic
Games
Game Solvers
4 kyu
Bridge Puzzle
136ecolban
Recursion
Puzzles
4 kyu
Boggle Word Checker
3,507evan-eleven
Arrays
Recursion
Puzzles
4 kyu
Count Squares In the Chess Board
308myjinxin2015
Algorithms
Dynamic Programming
4 kyu
Snail
74,699stevenbarragan
Arrays
Algorithms
5 kyu
Build a Car
303frameture
Object-oriented Programming
Fundamentals
6 kyu
Bingo Card
6,485FrankK
Games
Algorithms
6 kyu
Hex class
1,162josher19
Algorithms
Parsing
Fundamentals
Object-oriented Programming
4 kyu
Sortable Poker Hands
458FrankK
Games
Fundamentals
Sorting
Design Patterns
Algorithms
4 kyu
The Greatest Warrior
3,414BurstNova
Algorithms
Object-oriented Programming
6 kyu
L3375p34k
820Hybris95
Object-oriented Programming
Fundamentals
Strings
Arrays
Regular Expressions
6 kyu
Sortable Shapes
2,606FrankK
Sorting
Fundamentals
Mathematics
Design Patterns
Arrays
Geometry
4 kyu
Counter: Pythonize your Java!! (VERBOSE)
74Blind4Basics
Object-oriented Programming
Fundamentals
6 kyu
Find The Parity Outlier
212,451obnounce
Algorithms
6 kyu
Data Reverse
23,884sataman
Arrays
Fundamentals
3 kyu
Make a spiral
14,420Bugari
Algorithms
Arrays
Logic
7 kyu
Coloured Triangles
10,763Avanta
Logic
Strings
Algorithms
4 kyu
Human readable duration format
81,100davazp
Strings
Date Time
Algorithms
4 kyu
Strip Comments
51,738jhoffner
Strings
Algorithms