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 (3653)
Algorithms (2623)
Data Types (2209)
Logic (1906)
Numbers (1113)
Strings (1067)
Puzzles (1057)
Arrays (923)
Games (896)
Mathematics (836)
Basic Language Features (788)
Programming Paradigms (716)
Data Structures (514)
Control Flow (510)
Declarative Programming (443)
Advanced Language Features (308)
Regular Expressions (236)
Object-oriented Programming (227)
Functions (200)
Lists (193)
Functional Programming (161)
Arithmetic (153)
Loops (153)
Objects (133)
Bugs (127)
Data (122)
Algebra (105)
Theoretical Computer Science (105)
Sorting (99)
Security (98)
Parsing (93)
Classes (92)
Computability Theory (91)
Recursion (91)
Binary (90)
Integers (86)
Optimization (86)
Utilities (85)
Databases (83)
Information Systems (83)
SQL (81)
Performance (79)
Cryptography (72)
Geometry (69)
Graphs (69)
Dates/Time (66)
Sequences (55)
Design Principles (52)
Design Patterns (51)
Formatting (49)
1057 Kata Found
4 kyu
Binary multiple of 3
234
234
31
89%
of
312
1,761
rsalgado
1 Issue Reported
Puzzles
Regular Expressions
Declarative Programming
Advanced Language Features
Fundamentals
Strings
Algorithms
Games
Arithmetic
Mathematics
Numbers
8 kyu
Simple Fun #1: Seats in Theater
40
40
16
85%
of
581
2,708
myjinxin2015
Puzzles
Games
8 kyu
Count Odd Numbers below n
52
52
13
86%
of
715
3,901
kodejuice
Puzzles
Games
Algorithms
3 kyu
Switch the Bulb--Play game Series #10
2
2
3
100%
of
5
7
myjinxin2015
Puzzles
Games
7 kyu
Simple Fun #152: Invite More Women?
9
9
0
86%
of
194
759
myjinxin2015
Puzzles
Games
7 kyu
Simple Fun #40: Timed Reading
12
12
1
93%
of
162
570
myjinxin2015
Puzzles
7 kyu
Simple Fun #2: Circle of Numbers
15
15
6
91%
of
199
773
myjinxin2015
Puzzles
Games
7 kyu
Simple Fun #37: House Numbers Sum
10
10
3
90%
of
199
899
myjinxin2015
Puzzles
Games
5 kyu
Phone numbers
6
6
1
96%
of
12
22
AzariasB
Puzzles
Graphs
Data Structures
NodeJS
7 kyu
Simple Fun #38: House Of Cats
2
2
2
92%
of
66
212
myjinxin2015
Puzzles
Games
7 kyu
Simple Fun #199: Pass The Bill
7
7
0
86%
of
66
230
myjinxin2015
Puzzles
Games
5 kyu
one line task : date converter (not that date, the other one)
3
3
0
81%
of
13
24
___i
Puzzles
Games
Dates/Time
4 kyu
Calculator: The game--Play game Series #11
5
5
0
100%
of
6
7
myjinxin2015
Puzzles
Games
7 kyu
Simple Fun #3: Late Ride
8
8
4
92%
of
143
518
myjinxin2015
Puzzles
Games
7 kyu
Simple Fun #51: Array Previous Less
4
4
2
93%
of
60
154
myjinxin2015
Puzzles
Games
7 kyu
Simple Fun #4: Phone Call
11
11
5
90%
of
100
344
myjinxin2015
Puzzles
Games
7 kyu
Simple Fun #114: "abacaba"
8
8
5
92%
of
45
134
myjinxin2015
Puzzles
Games
6 kyu
Disguised sequences (II)
32
32
7
86%
of
48
157
g964
Fundamentals
Puzzles
Games
2 kyu
Transforming Maze Solver
9
9
2
88%
of
4
8
docgunthrop
Puzzles
Algorithms
Arrays
Performance
7 kyu
Counting in the Amazon
58
58
11
90%
of
248
3,077
tormod17
1 Issue Reported
Puzzles
Games
Fundamentals
7 kyu
Distributing Candies Fairly
3
3
2
88%
of
43
169
safiir
Algorithms
Arithmetic
Mathematics
Numbers
Puzzles
Games
Fundamentals
6 kyu
BrainF**k Test ?
0
0
0
80%
of
5
8
___i
Puzzles
Esoteric Languages
Games
Strings
7 kyu
Simple Fun #136: Missing Values
5
5
4
97%
of
52
205
myjinxin2015
Puzzles
Games
7 kyu
Simple Fun #138: Similarity
5
5
1
90%
of
78
248
myjinxin2015
Puzzles
Games
6 kyu
Simple Fun #79: Delete a Digit
11
11
2
95%
of
104
365
myjinxin2015
Puzzles
Games
5 kyu
Build a pile of cubes [Code-golf]
2
2
0
86%
of
7
15
___i
Algorithms
Puzzles
Games
Performance
6 kyu
can you guess what it is ?
12
12
0
69%
of
13
22
Jomo Pipi
Puzzles
Games
6 kyu
IP address finder [Code-golf]
7
7
1
90%
of
34
109
___i
Puzzles
Strings
Arrays
2 kyu
Cut the cake
71
71
16
99%
of
43
98
myjinxin2015
Puzzles
Games
7 kyu
Waiting room
46
46
8
75%
of
91
709
tiriana
Algorithms
Sorting
Puzzles
Games
Loading...
Confirm