Kata
Sign Up
Kata
Kumite
Forum
Wiki
Leaders
Log In
Sign Up
Library
Collections
Sort by:
Newest
Oldest
Popularity
Positive Feedback
Most Completed
Least Completed
Recently Published
Hardest
Easiest
Name
Language:
All
My Languages
BF (Beta)
C
Clojure
CoffeeScript
C++
Crystal
C#
Dart
Elixir
Erlang (Beta)
Fortran (Beta)
F#
Go
Groovy (Beta)
Haskell
Java
JavaScript
Julia (Beta)
Kotlin (Beta)
Lua (Beta)
NASM (Beta)
Nim (Beta)
Objective-C (Beta)
OCaml (Beta)
PHP
PowerShell (Beta)
Python
R (Beta)
Ruby
Rust
Scala (Beta)
Shell
Solidity (Beta)
SQL
Swift
TypeScript
Status:
Approved & Beta
Approved
Beta
Progress:
All
Kata I have not trained on
Kata I have not completed
Kata I have completed
Difficulty:
8 kyu
8 kyu
7 kyu
7 kyu
6 kyu
6 kyu
5 kyu
5 kyu
4 kyu
4 kyu
3 kyu
3 kyu
2 kyu
2 kyu
1 kyu
1 kyu
Tags:
Fundamentals (4682)
Algorithms (3595)
Data Types (2754)
Logic (2566)
Numbers (1462)
Puzzles (1322)
Strings (1312)
Arrays (1137)
Mathematics (1131)
Games (1085)
Basic Language Features (981)
Programming Paradigms (913)
Control Flow (671)
Data Structures (651)
Declarative Programming (541)
Advanced Language Features (378)
Object-oriented Programming (299)
Regular Expressions (280)
Functions (266)
Lists (225)
Arithmetic (193)
Functional Programming (189)
Loops (185)
Objects (171)
Algebra (151)
Bugs (146)
Data (141)
Theoretical Computer Science (138)
Security (130)
Computability Theory (123)
Parsing (123)
Recursion (123)
Integers (118)
Sorting (116)
Binary (115)
Classes (114)
Dates/Time (109)
Optimization (107)
Cryptography (103)
Utilities (102)
Graphs (100)
Geometry (97)
Databases (88)
Information Systems (88)
SQL (86)
Design Principles (81)
Design Patterns (76)
Performance (75)
Sequences (68)
Refactoring (62)
7723 Kata Found
Beta
Cable Matching Problem
9
9
1
82%
of
17
29
Sarkanyolo
1 Issue Reported
Algorithms
Numbers
7 kyu
Alphabetically ordered
2
2
0
79%
of
48
113
riyakayal
1 Issue Reported
Fundamentals
Strings
Loops
Control Flow
Basic Language Features
7 kyu
Fortan for beginners: formatting
1
1
0
100%
of
4
5
g964
Fundamentals
Formatting
Algorithms
8 kyu
Thinkful - Logic Drills: Traffic light
9
9
7
87%
of
251
1,392
Grae-Drake
Fundamentals
Control Flow
Basic Language Features
8 kyu
Student's Final Grade
8
8
3
83%
of
107
562
ledocod
Fundamentals
6 kyu
Memory Reallocation
3
3
0
95%
of
11
18
Firefly2002
Fundamentals
Arrays
7 kyu
ANTISTRING
9
9
0
87%
of
23
65
Jomo Pipi
Algorithms
Strings
Encoding
6 kyu
Fizz Buzz Reloaded
6
6
2
94%
of
16
53
the_Hamster
Fundamentals
7 kyu
Jumping _Number_(Special_Numbers_Series _#4)
3
3
1
92%
of
33
111
MrZizoScream
2 Issues Reported
Fundamentals
Numbers
Mathematics
Algorithms
Basic Language Features
Conditional Statements
Control Flow
Loops
7 kyu
Move The Chains!
3
3
0
84%
of
16
53
spb2445
Algorithms
Beta
Social Golfer Problem Validator V2
0
0
0
100%
of
5
6
JonWoodlief
1 Issue Reported
Algorithms
Fundamentals
8 kyu
Help the Elite Squad of Brazilian forces BOPE
2
2
0
88%
of
16
51
Felipedelima123
Fundamentals
7 kyu
Get the Middle Character
396
396
91
87%
of
6,018
39,462
Shivo
1 Issue Reported
Fundamentals
Strings
8 kyu
Holiday VI - Shark Pontoon
5
5
0
91%
of
22
73
A.Partridge
Fundamentals
Numbers
Strings
Mathematics
Algorithms
7 kyu
Maximize_Product_Of_Array_(Array_Series_#2)
4
4
4
84%
of
58
197
MrZizoScream
1 Issue Reported
Fundamentals
Numbers
Basic Language Features
Arrays
Loops
Control Flow
7 kyu
Maximum Multiple
2
2
0
85%
of
50
158
MrZizoScream
Fundamentals
Numbers
Basic Language Features
Arrays
Loops
Control Flow
6 kyu
Follow that Spy
22
22
8
94%
of
62
183
adromil
1 Issue Reported
Algorithms
Beta
Eulerian motion
0
0
0
0%
of
0
1
YOSYA
Algorithms
Fundamentals
2 kyu
One Line Task: Circle Intersection
23
23
6
92%
of
30
69
myjinxin2015
1 Issue Reported
Puzzles
Games
Beta
Multisize Nonogram Solver
9
9
1
100%
of
2
3
Avanta
Algorithms
Optimization
Games
Multi-Dimensional Arrays
Arrays
4 kyu
Spidey Swings Across Town
9
9
3
100%
of
4
5
docgunthrop
Algorithms
Mathematics
Numbers
6 kyu
Transform To Prime
4
4
2
87%
of
34
113
MrZizoScream
Fundamentals
Numbers
Basic Language Features
Arrays
Loops
Control Flow
Beta
Minimum Steps (Array Series #6)
2
2
1
74%
of
17
24
MrZizoScream
Fundamentals
Numbers
Basic Language Features
Arrays
Loops
Control Flow
Beta
Inheritance and teaching a cat to talk
0
0
0
0%
of
3
5
Cpt.ManlyPink
Fundamentals
Object-oriented Programming
Inheritance
Polymorphism
5 kyu
Mistaking a forest for a tree
4
4
1
100%
of
11
19
Arcitech
Algorithms
7 kyu
SQL with LOTR: Elven Wildcards
0
0
0
100%
of
15
43
sHale
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
Special Number (Special_Numbers_Series _#5)
4
4
1
92%
of
66
255
MrZizoScream
Fundamentals
Numbers
Mathematics
Algorithms
Basic Language Features
Conditional Statements
Control Flow
Loops
Beta
Ordinal number check
0
0
0
56%
of
9
12
MercQueen
Puzzles
Strings
Numbers
Games
Regular Expressions
Declarative Programming
Advanced Language Features
Fundamentals
4 kyu
Path Finder #2: shortest path
24
24
2
97%
of
38
108
evk
1 Issue Reported
Algorithms
Beta
Primorial Of a Number
4
4
1
74%
of
25
31
MrZizoScream
Fundamentals
Numbers
Basic Language Features
Arrays
Loops
Control Flow
Arithmetic
Mathematics
Algorithms
Loading...
Confirm