Loading...
Choose Language...
JavaScript
Python
Ruby
Swift
C#
C++
NASM
COBOL (Beta)
C
λ Calculus (Beta)
Haskell
Clojure
CoffeeScript
Java
TypeScript
Elixir
PHP
Crystal
F#
Rust
R (Beta)
OCaml (Beta)
Julia (Beta)
Scala
PowerShell (Beta)
Go
Nim (Beta)
PureScript (Beta)
Racket
Kotlin
Prolog (Beta)
Pascal (Beta)
Lua
Perl (Beta)
Elm (Beta)
D (Beta)
Erlang (Beta)
Shell
Fortran (Beta)
Reason (Beta)
Forth (Beta)
Haxe (Beta)
Dart
Groovy
Factor (Beta)
Raku (Beta)
CommonLisp (Beta)
VB (Beta)
Objective-C (Beta)
BF (Beta)
CFML (Beta)
Solidity (Beta)
SQL
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

A description has not yet been added for this collection.

Ad
6 kyu
Linked Lists - Length & Count
9,793JDeBolt
Linked Lists
Data Structures
Fundamentals
6 kyu
Banker's Plan
4,732g964
Mathematics
Algorithms
6 kyu
Reducing by rules to get the result
1,351user5036852
Arrays
Logic
Algorithms
6 kyu
Simple Encryption #1 - Alternating Split
28,243user5036852
Cryptography
Algorithms
Strings
Arrays
Fundamentals
6 kyu
Calculate String Rotation
7,264obnounce
Strings
Arrays
Algorithms
6 kyu
Duplicate Encoder
217,863obnounce
Strings
Arrays
Fundamentals
6 kyu
Counting Duplicates
226,960kgashok
Strings
Fundamentals
6 kyu
Multiples of 3 or 5
418,206jhoffner
Mathematics
Algorithms
6 kyu
Persistent Bugger.
195,036joh_pot
Fundamentals
Mathematics
6 kyu
Find The Parity Outlier
212,673obnounce
Algorithms
6 kyu
Equal Sides Of An Array
124,872Shivo
Algorithms
Arrays
Fundamentals
6 kyu
Tribonacci Sequence
152,112GiacomoSorbi
Number Theory
Arrays
Lists
Fundamentals
6 kyu
WeIrD StRiNg CaSe
47,397xDranik
Strings
Algorithms
6 kyu
Convert string to camel case
188,743jhoffner
Regular Expressions
Algorithms
Strings
6 kyu
Playing with digits
136,321g964
Fundamentals
Mathematics
Retired
IQ Test (retired)
83,595AlexIsHappy
Fundamentals
Logic
6 kyu
Who likes it?
338,397BattleRattle
Strings
Fundamentals
6 kyu
Your order, please
166,582iamstone
Strings
Fundamentals
6 kyu
Unique In Order
181,845pinelopi
Algorithms
Fundamentals
6 kyu
Which are in?
78,996g964
Arrays
Lists
Strings
Refactoring
6 kyu
Odd/Even number of divisors
1,339sergeyn
Mathematics
Performance
Algorithms
6 kyu
up AND down
3,016g964
Fundamentals
Strings
6 kyu
Highest Scoring Word
98,333PG1
Fundamentals
Strings
Arrays
6 kyu
Linked Lists - Remove Duplicates
2,114JDeBolt
Linked Lists
Data Structures
Fundamentals
6 kyu
Simple Sentences
3,564fizis
Strings
Regular Expressions
Fundamentals
6 kyu
Sort the odd
105,724fyvfyv
Fundamentals
Arrays
Sorting
6 kyu
Find the unique number
143,005isqua
Fundamentals
Algorithms
Arrays
Performance
6 kyu
Find the unique number
143,005isqua
Fundamentals
Algorithms
Arrays
Performance
6 kyu
Create Phone Number
327,662xDranik
Arrays
Strings
Regular Expressions
Algorithms
6 kyu
Array.diff
280,092marcinbunsch
Arrays
Fundamentals
Algorithms
6 kyu
A Rule of Divisibility by 13
15,565g964
Fundamentals
Algorithms
Mathematics
6 kyu
Fold an array
10,964user5036852
Fundamentals
Logic
Mathematics
Algorithms
6 kyu
Sort the columns of a csv-file
1,014user5036852
Strings
Arrays
Algorithms
Sorting
6 kyu
Consecutive strings
78,361g964
Fundamentals
6 kyu
XOR string reduction
431MercQueen
Strings
Mathematics
Restricted
6 kyu
Possibilities of throwing a coin n times
945gerardet46
Mathematics
Statistics
Permutations
Performance
6 kyu
Two Sum
80,140wthit56
Arrays
Fundamentals
Algorithms
6 kyu
Custom Array Filters
2,275Mackay
Arrays
Fundamentals
Object-oriented Programming
6 kyu
Mexican Wave
67,555adrian.eyre
Arrays
Strings
Fundamentals
6 kyu
Bit Counting
238,926xcthulhu
Bits
Algorithms
6 kyu
The Supermarket Queue
50,708mattlub
Arrays
Fundamentals
6 kyu
Binding within the List Monad
1,120user578387
Monads
Lists
Algorithms
6 kyu
String average
3,898jc66
Strings
Algorithms
6 kyu
Positions Average
3,681g964
Fundamentals
Strings
6 kyu
Street Fighter 2 - Character Selection
11,692mmalkavian
Arrays
Lists
Fundamentals
Graph Theory
6 kyu
Matrix Addition
13,409xDranik
Matrix
Arrays
Algorithms
6 kyu
Find the Mine!
6,000xDranik
Arrays
Algorithms
6 kyu
The Freeway Game
593dinglemouse
Algorithms
6 kyu
Binary Tree Compare
1,797bovard
Binary Trees
Algorithms
Retired
Vasya - Clerk (retired)
54,207AlexIsHappy
Fundamentals
Mathematics
Algorithms
Logic
Numbers
Games
Retired
Format a string of names like 'Bart, Lisa & Maggie'. (retired)
71,234weavermedia
Fundamentals
Strings
Data Types
Formatting
Algorithms
Logic
6 kyu
Build a pile of Cubes
85,057g964
Mathematics
Algorithms
6 kyu
Build Tower
99,2488fdafs2
Strings
ASCII Art
Fundamentals
6 kyu
Bouncing Balls
88,381g964
Puzzles
Algorithms
Mathematics
6 kyu
Give me a Diamond
36,114jayeshcp
Strings
ASCII Art
Fundamentals
6 kyu
Tortoise racing
31,645g964
Fundamentals
Mathematics
Algorithms
6 kyu
Reverse or rotate?
23,007g964
Algorithms
Strings
6 kyu
IP Validation
41,145wink
Regular Expressions
Algorithms
6 kyu
Base Conversion
10,602BattleRattle
Strings
Mathematics
Algorithms
6 kyu
Split Strings
153,656jhoffner
Regular Expressions
Strings
Algorithms
6 kyu
Help the bookseller !
28,400g964
Fundamentals
Algorithms
Retired
Checking Groups (retired)
7,129JS01
Algorithms
Data Structures
Strings
Data Types
6 kyu
Maze Runner
7,408adrian.eyre
Arrays
Fundamentals
6 kyu
Valid Phone Number
19,586xDranik
Regular Expressions
Algorithms
6 kyu
Two Joggers
8,909haan
Mathematics
Algorithms
6 kyu
Coordinates Validator
6,872louy
Regular Expressions
Algorithms
6 kyu
Function Composition
13,480user578387
Functional Programming
Fundamentals
6 kyu
extract portion of file name
8,072Javatlacati
Regular Expressions
Fundamentals
6 kyu
IPv4 to int32
10,624sahglie
Networks
Algorithms
Bits
Binary
Fundamentals
6 kyu
+1 Array
11,847khelmar
Fundamentals
Arrays
Algorithms
6 kyu
Parse HTML/CSS Colors
2,682junthecoder
Fundamentals
Algorithms
Strings
Parsing
6 kyu
Design a Simple Automaton (Finite State Machine)
5,922Ban-Ath
State Machines
Artificial Intelligence
Algorithms
Object-oriented Programming
6 kyu
Routes in a square grid
553NaMe613
Fundamentals
Puzzles
6 kyu
Point in Polygon
1,430osuushi
Geometry
Mathematics
Algorithms
6 kyu
Run-length encoding
9,656bkaes
Strings
Algorithms
6 kyu
Once
5,819osuushi
Functional Programming
Fundamentals
6 kyu
Frog jumping
2,816alex.budiakov
Fundamentals
Arrays
Algorithms
6 kyu
Simple time difference
1,435KenKamau
Algorithms
Date Time
Strings
6 kyu
Simple frequency sort
4,750KenKamau
Algorithms
Sorting
Arrays
Retired
Checkerboard Generation (retired)
1,062richardhsu
Algorithms
Loops
Control Flow
Basic Language Features
Fundamentals
Conditional Statements
6 kyu
Twisted Sum
5,770agram
Mathematics
Algorithms
6 kyu
Sorting on planet Twisted-3-7
2,791user5036852
Mathematics
Sorting
Arrays
Algorithms
6 kyu
Coding Meetup #15 - Higher-Order Functions Series - Find the odd names
3,679PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
6 kyu
Kebabize
12,732user4316848
Fundamentals
Strings
Regular Expressions
6 kyu
Linked Lists - Recursive Reverse
905JDeBolt
Linked Lists
Data Structures
Algorithms
6 kyu
Linked Lists - Insert Nth Node
2,625JDeBolt
Linked Lists
Data Structures
Fundamentals
6 kyu
Linked Lists - Iterative Reverse
570JDeBolt
Linked Lists
Data Structures
Algorithms
6 kyu
Linked Lists - Merge Sort
471JDeBolt
Linked Lists
Data Structures
Algorithms
Sorting
Recursion
6 kyu
Linked Lists - Sorted Intersect
520JDeBolt
Linked Lists
Data Structures
Algorithms
6 kyu
Linked Lists - Sorted Merge
728JDeBolt
Linked Lists
Data Structures
Algorithms
6 kyu
Linked Lists - Shuffle Merge
689JDeBolt
Linked Lists
Data Structures
Algorithms
6 kyu
Linked Lists - Insert Sort
1,142JDeBolt
Linked Lists
Data Structures
Fundamentals
Sorting