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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
6 kyu
Which are in?
76,825g964
Arrays
Lists
Strings
Refactoring
6 kyu
Convert string to camel case
179,623jhoffner
Regular Expressions
Algorithms
Strings
6 kyu
Unique In Order
174,495pinelopi
Algorithms
Fundamentals
6 kyu
Multiples of 3 or 5
401,420jhoffner
Mathematics
Algorithms
6 kyu
n-back
403kingcobra
Fundamentals
6 kyu
Remove the parentheses
6,429topping
Strings
Algorithms
Regular Expressions
Fundamentals
6 kyu
Sums of Parts
23,376g964
Fundamentals
Performance
Algorithms
6 kyu
DefaultList
705beniolenio
Fundamentals
6 kyu
Construct Graph Class (simple)
285Joz
Object-oriented Programming
Fundamentals
Graph Theory
6 kyu
Hex cipher
291kingcobra
Cryptography
Object-oriented Programming
Ciphers
Algorithms
6 kyu
Rectangle into Squares
31,529g964
Fundamentals
Geometry
Puzzles
6 kyu
Sort the odd
100,669fyvfyv
Fundamentals
Arrays
Sorting
6 kyu
"com", "gov", "org" first
307aspirin
Fundamentals
Algorithms
Sorting
6 kyu
Sum two arrays
3,258ggwilliams
Algorithms
6 kyu
Required Data II (Easy One)
267raulbc777
Fundamentals
Algorithms
Data Structures
Sorting
6 kyu
Playing with digits
131,771g964
Fundamentals
Mathematics
6 kyu
Loneliest character
1,327aplefull
Strings
Algorithms
6 kyu
Simple time difference
1,409KenKamau
Algorithms
Date Time
Strings
6 kyu
Divide into palindromes
137igorlukjanov05
Algorithms
Fundamentals
6 kyu
Leaderboard climbers
1,239topping
Lists
Fundamentals
6 kyu
Bonuses
1,387g964
Fundamentals
6 kyu
Catalog
2,608g964
Fundamentals
Strings
6 kyu
Shuffle It Up II
66raulbc777
Algorithms
Performance
Number Theory
Recursion
Fundamentals
6 kyu
Card Games: Black Jack
261EricRamirezS
Games
Fundamentals
Algorithms
6 kyu
Jurassic Word
267justintc23
Algorithms
6 kyu
Statistics in Kata 2: AND case - Ball bags
174powderham
Statistics
Probability
Arrays
Fundamentals
6 kyu
Password generator
1,109user7657844
Regular Expressions
Security
Fundamentals
6 kyu
Financing a purchase
890g964
Fundamentals
Mathematics
6 kyu
Is a number prime?
107,023arithmetric
Mathematics
Algorithms
6 kyu
Coding Meetup #8 - Higher-Order Functions Series - Will all continents be represented?
5,067PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
6 kyu
Coding Meetup #15 - Higher-Order Functions Series - Find the odd names
3,550PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
6 kyu
Who likes it?
323,926BattleRattle
Strings
Fundamentals
Retired
Dubstep (retired)
92,737AlexIsHappy
Fundamentals
Strings
Data Types
6 kyu
Your order, please
158,960iamstone
Strings
Fundamentals
6 kyu
Create Phone Number
315,030xDranik
Arrays
Strings
Regular Expressions
Algorithms
6 kyu
Persistent Bugger.
187,439joh_pot
Fundamentals
Mathematics
6 kyu
Build Tower
94,9958fdafs2
Strings
ASCII Art
Fundamentals
6 kyu
The Supermarket Queue
48,252mattlub
Arrays
Fundamentals
6 kyu
Consecutive strings
75,575g964
Fundamentals
6 kyu
Highest Scoring Word
92,598PG1
Fundamentals
Strings
Arrays
6 kyu
Split Strings
143,846jhoffner
Regular Expressions
Strings
Algorithms
6 kyu
Mexican Wave
64,509adrian.eyre
Arrays
Strings
Fundamentals
6 kyu
Vending Machine
773adrian.eyre
Arrays
Fundamentals
6 kyu
GA-DE-RY-PO-LU-KI cypher vol 2
787dcieslak
Fundamentals
Ciphers
Cryptography
6 kyu
Fruit Machine
3,087adrian.eyre
Arrays
Games
Fundamentals
6 kyu
Guess Who?
350adrian.eyre
Games
Fundamentals
6 kyu
Linked Lists - Length & Count
9,509JDeBolt
Linked Lists
Data Structures
Fundamentals
6 kyu
Back and forth then Reverse!
1,773RNOH
Algorithms
Performance
Arrays
6 kyu
Evil Autocorrect Prank
5,030yaphi1
Strings
Regular Expressions
Algorithms
6 kyu
String character frequency
572KenKamau
Strings
Algorithms
6 kyu
Factorial length
862KenKamau
Algorithms
6 kyu
Coding Meetup #13 - Higher-Order Functions Series - Is the meetup language-diverse?
2,894PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
6 kyu
Base Reduction
122smartspot2
Algorithms
Mathematics
6 kyu
Consonant value
17,526KenKamau
Strings
Fundamentals
6 kyu
Converting Measures
414PollyRibeiro
Regular Expressions
Algorithms
6 kyu
Count the smiley faces!
91,324St3f4n
Regular Expressions
Fundamentals
6 kyu
Divisor harmony
215KenKamau
Algorithms
6 kyu
Break camelCase
109,125hakt
Strings
Fundamentals
6 kyu
Ease the StockBroker
2,102g964
Fundamentals
Strings
6 kyu
Pile of towels
937diggi55
Sorting
Algorithms
6 kyu
How Much?
6,537g964
Fundamentals
6 kyu
Tortoise racing
31,108g964
Fundamentals
Mathematics
Algorithms
6 kyu
Array.diff
267,807marcinbunsch
Arrays
Fundamentals
Algorithms
6 kyu
CamelCase to underscore
1,024Blune
Fundamentals
Regular Expressions
Algorithms
6 kyu
Bit Counting
230,157xcthulhu
Bits
Algorithms
6 kyu
Count characters in your string
86,581riston
Strings
Fundamentals
6 kyu
Matrix Addition
13,083xDranik
Matrix
Arrays
Algorithms
6 kyu
Multiplication table
36,725Bugari
Arrays
Fundamentals
6 kyu
Ackermann Function
3,443Were_Cat
Mathematics
Algorithms
Recursion