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Train Now

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.

Description

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Ad
7 kyu
String Reordering
7,785user3010812
Fundamentals
Strings
Lists
8 kyu
Remove duplicates from list
36,903wichu
Fundamentals
Arrays
Lists
7 kyu
Unpacking Arguments
12,891user578387
Functional Programming
Fundamentals
8 kyu
A Strange Trip to the Market
15,591sergarrick
Regular Expressions
Strings
Fundamentals
7 kyu
The 'spiraling' box
1,702brodiemark
Arrays
Fundamentals
8 kyu
Classy Classes
17,083matt c
Fundamentals
Object-oriented Programming
8 kyu
Broken Counter
6,680BattleRattle
Debugging
Object-oriented Programming
8 kyu
Classy Extentions
11,187matt c
Fundamentals
Object-oriented Programming
8 kyu
SpeedCode #3 × Fun with ES6 Classes #5 - Dogs and Classes
3,031donaldsebleung
Object-oriented Programming
Refactoring
Puzzles
8 kyu
Barking mad
11,021niknmix
Fundamentals
Object-oriented Programming
7 kyu
Thinkful - Object Drills: Quarks
3,652Grae-Drake
Fundamentals
Object-oriented Programming
7 kyu
JavaScript class-like objects
10,776jhoffner
Object-oriented Programming
Fundamentals
7 kyu
Building blocks
12,216NaMe613
Object-oriented Programming
Fundamentals
7 kyu
What a "Classy" Song
4,908FurgieWurgie
Fundamentals
Object-oriented Programming
8 kyu
Playing with cubes II
7,982Jotha
Fundamentals
Object-oriented Programming
7 kyu
Fun with ES6 Classes #4 - Cubes and Setters
5,406donaldsebleung
Fundamentals
Object-oriented Programming
7 kyu
Fun with ES6 Classes #2 - Animals and Inheritance
13,442donaldsebleung
Fundamentals
Object-oriented Programming
7 kyu
Refactored Greeting
11,470jhoffner
Object-oriented Programming
Refactoring
8 kyu
Basic subclasses - Adam and Eve
18,515hansrusten
Fundamentals
Object-oriented Programming
8 kyu
Take an Arrow to the knee, Functionally
13,898matt c
Arrays
Strings
Fundamentals
7 kyu
Colour Association
9,469nogainbar
Fundamentals
6 kyu
Primorial Of a Number
6,807MrZizoScream
Fundamentals
Arrays
Number Theory
7 kyu
Coding Meetup #5 - Higher-Order Functions Series - Prepare the count of languages
7,978PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
7 kyu
Find Count of Most Frequent Item in an Array
12,456Fosna
Data Structures
Fundamentals
7 kyu
Palindrome Pairs
705smepple
Lists
Strings
Fundamentals
7 kyu
Sum The Array
1,157vasekhlav
Arrays
Fundamentals
7 kyu
GA-DE-RY-PO-LU-KI cypher
2,613dcieslak
Fundamentals
Ciphers
Cryptography
7 kyu
Map over a list of lists
2,150Paul Robertson
Fundamentals
Lists