Loading...
Choose Language...
JavaScript
Python
Ruby
C#
CoffeeScript
Java
Kotlin
Rust
Haskell
C
Swift
Go
TypeScript
Julia (Beta)
Crystal
Groovy
PHP
VB (Beta)
COBOL (Beta)
C++
Scala
NASM
F#
λ Calculus (Beta)
Factor (Beta)
Lua
Elixir
D (Beta)
Shell
Clojure
Objective-C (Beta)
OCaml (Beta)
R (Beta)
PureScript (Beta)
Dart
Racket
Reason (Beta)
Prolog (Beta)
PowerShell (Beta)
Elm (Beta)
Nim (Beta)
Haxe (Beta)
Pascal (Beta)
Raku (Beta)
Perl (Beta)
Erlang (Beta)
Fortran (Beta)
Forth (Beta)
CommonLisp (Beta)
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
Area of an n-sided polygon
232sanfe
Geometry
Algebra
Mathematics
Fundamentals
7 kyu
Surface Area and Volume of a Trapezoidal Prism
171pshp
Fundamentals
Algorithms
Mathematics
Algebra
Geometry
4 kyu
Sum Strings as Numbers
43,591nicknovitski
Strings
Big Integers
Algorithms
5 kyu
Primes with Even Digits
889raulbc777
Strings
Data Structures
Algorithms
Mathematics
Number Theory
7 kyu
Largest prime number containing n digit
769Noctisdark
Algorithms
Puzzles
Fundamentals
Performance
6 kyu
Round by 0.5 steps
4,137vshjxyz
Mathematics
Fundamentals
Retired
Trinary (retired)
59Lusina
Status:Retired
Estimated Rank:
7 kyu
Algorithms
Fundamentals
Mathematics
4 kyu
Bernoulli numbers
250JustyFY
Fundamentals
Mathematics
Number Theory
Algorithms
6 kyu
Prime Factors
3,458kgashok
Algorithms
7 kyu
Array Info
454user2821739
Arrays
Fundamentals
6 kyu
Abundant Numbers
522user2821739
Fundamentals
Mathematics
Algorithms
6 kyu
Binding within the List Monad
1,123user578387
Monads
Lists
Algorithms
5 kyu
Greed is Good
56,893JulianNicholls
Algorithms
4 kyu
Currying vs. Partial Application
2,644surtich
Functional Programming
7 kyu
Mean Means
1,178tibor_r
Mathematics
Algorithms
Algebra
7 kyu
Mispelled word
2,012int3_0xcc
Strings
Arrays
Fundamentals
5 kyu
Sort arrays - 3
2,021ineiti
Sorting
Arrays
Algorithms
Strings
6 kyu
Arrays Similar
3,658jgable
Arrays
Algorithms
7 kyu
Array Array Array
3,783PG1
Fundamentals
Strings
Arrays
6 kyu
Abundant Array
165ThomasL
Fundamentals
Mathematics
Algorithms
6 kyu
Product Partitions I
119raulbc777
Fundamentals
Algorithms
Mathematics
Retired
Built-in Product Function (retired)
678fdafs2
Status:Retired
Estimated Rank:
7 kyu
Arrays
Fundamentals
6 kyu
Pair of gloves
14,969AzariasB
Arrays
Puzzles
7 kyu
Lorraine Wants to Win the TV Contest
660raulbc777
Fundamentals
Algorithms
Data Structures
6 kyu
Multiples of Ten in a Sequence Which Values Climb Up
192raulbc777
Fundamentals
Algorithms
Mathematics
Data Structures
Sorting
Memoization
6 kyu
Variance in a array of words
417MicheDev
Statistics
Algorithms
Data Science
6 kyu
Single Word Pig Latin
1,975MicheDev
Strings
Games
Regular Expressions
6 kyu
Counting Duplicates
230,745kgashok
Strings
Fundamentals
7 kyu
Are they square?
4,214tdowek1
Arrays
Fundamentals
Draft
Quadratic Roots
70LQ129
Status:Draft
Estimated Rank:
6 kyu
7 kyu
Sine,cosine and others
284Cptnprice
Mathematics
Fundamentals
Retired
Quadratic Solver Part 2 (Factorising) (retired)
76UppyMeister
Status:Retired
Estimated Rank:
5 kyu
Mathematics
Algorithms
7 kyu
String Scramble
2,757Dragoris
Fundamentals
Strings
Arrays
6 kyu
Cambridge Word Scramble
585kylebuttner
Strings
Regular Expressions
Fundamentals
5 kyu
Program hangs!
112CIS 122
Fundamentals
Draft
Temperature analysis III
20user7657844
Status:Draft
Estimated Rank:
6 kyu
7 kyu
Perimeter sequence
13,277@m1ll
Mathematics
Puzzles
6 kyu
Prime Primes
452rprendergast180
Algorithms
6 kyu
Bracket Duplicates
976jpchou
Strings
Regular Expressions
Algorithms
6 kyu
Consecutive strings
79,454g964
Fundamentals
6 kyu
sum function
598skibinska
Fundamentals
7 kyu
The Office VI - Sabbatical
3,530PG1
Fundamentals
Strings
Arrays
Mathematics
Retired
Holiday IX - Transit Leg Massage (retired)
26PG1
Status:Retired
Estimated Rank:
7 kyu
Fundamentals
Mathematics
Retired
Format a string of names like 'Bart, Lisa & Maggie'. (retired)
71,234weavermedia
Fundamentals
Strings
Data Types
Formatting
Algorithms
Logic
Beta
Triangulate a konvex polygon
41Skratch
Status:Testing & feedback needed
Estimated Rank:
5 kyu
Algorithms
Mathematics
Fundamentals
6 kyu
Area of a Shape
382user6270586
Statistics
Algorithms
6 kyu
Hofstadter Q
514St3f4n
Recursion
Algorithms
6 kyu
Buying a car
17,858g964
Fundamentals
Mathematics
8 kyu
Smallest unused ID
15,009Jotha
Fundamentals
Algorithms
6 kyu
Construct Graph Class (simple)
310Joz
Object-oriented Programming
Fundamentals
Graph Theory
Draft
Mysterious root number
42Joz
Status:Draft
Estimated Rank:
7 kyu
Mathematics
Puzzles
7 kyu
Odd-Even String Sort
18,141Joz
Strings
Fundamentals
Sorting
6 kyu
Rectangle into Squares
32,516g964
Fundamentals
Geometry
Puzzles
6 kyu
Sixteen circles
240@m1ll
Mathematics
Puzzles
6 kyu
Corner circle
925@m1ll
Mathematics
Puzzles
Draft
Sum of a Geometric Sequence
36UppyMeister
Status:Draft
Estimated Rank:
7 kyu
Mathematics
Retired
Braces status (retired)
547bestwebua
Algorithms
Fundamentals
Logic
Arrays
Data Types
Loops
Control Flow
Basic Language Features
Regular Expressions
Declarative Programming
Advanced Language Features
Programming Paradigms
Strings
Beta
Heartbeat Status Montor
16ChristianECooper
Status:Testing & feedback needed
Estimated Rank:
5 kyu
Fundamentals
5 kyu
Fun with trees: is perfect
1,501janitormeir
Trees
Recursion
Binary Trees
Binary Search Trees
Data Structures
Algorithms
6 kyu
Proof Read
1,444kkavita92
Strings
Fundamentals
6 kyu
Tank Truck
4,822g964
Mathematics
Geometry
Beta
Is your diet on point?
65int3_0xcc
Status:Testing & feedback needed
Estimated Rank:
7 kyu
Algorithms
7 kyu
Comfortable words
2,228braunmagrin
Strings
Algorithms
6 kyu
Change it up
2,677aec58
Strings
Fundamentals
Retired
Factorial Fun (retired)
77aec58
Status:Retired
Estimated Rank:
7 kyu
Fundamentals
6 kyu
Logical Disjunctions
336justlemons
Logic
Mathematics
Algorithms
6 kyu
PI approximation
5,622g964
Arrays
Mathematics
Fundamentals
Draft
Find GCF (Greatest Common Factor)
214rayGobel
Status:Draft
Estimated Rank:
8 kyu
Algorithms
Mathematics
6 kyu
Master of Files
1,336gomesalexandre
Strings
Regular Expressions
Fundamentals
7 kyu
Sir , showMe yourID
1,294gomesalexandre
Regular Expressions
Strings
Fundamentals
6 kyu
Urban Dictionary
2,053joh_pot
Algorithms
Object-oriented Programming
Draft
Unique Max Amazon Interview Question
22ericswenson15
Status:Draft
Estimated Rank:
5 kyu
Algorithms
Draft
Amazon Interview: Find Interval Lengths
5ericswenson15
Status:Draft
Estimated Rank:
5 kyu
Data Structures
Algorithms
7 kyu
Monkey's MATH 01: How many "ZERO"s?
1,019myjinxin2015
Strings
Regular Expressions
Puzzles
6 kyu
Base Reduction
126smartspot2
Algorithms
Mathematics
4 kyu
Lambda term reduction
61hhelwich
Mathematics
Logic
Functional Programming
Algorithms
Trees
4 kyu
Sum by Factors
19,184g964
Arrays
Algorithms
Mathematics
Draft
Factorization!
12MazTheMazy
Status:Draft
Estimated Rank:
6 kyu
Algorithms
Mathematics
Fundamentals
Draft
How many balls you need?
114g_gut
Status:Draft
Estimated Rank:
7 kyu