Kata Library: Swift Practice
Sign Up
Time to claim your honor
Training
Practice
Complete challenging
Kata
to earn honor and ranks. Re-train to hone technique
Freestyle Sparring
Take turns remixing and refactoring others code through
Kumite
Community
Leaderboards
Achieve honor and move up the global leaderboards
Chat
Join our
Discord
server and chat with your fellow code warriors
Discussions
View our
Github Discussions
board to discuss general Codewars topics
About
Docs
Learn about all of the different aspects of Codewars
Blog
Read the latest news from Codewars and the community
Log In
Sign Up
Library
Collections
Newest
Oldest
Popularity
Positive Feedback
Most Completed
Least Completed
Hardest
Easiest
Name
Relevance
Low Satisfaction
All
My Languages
Agda (Beta)
BF (Beta)
C
CFML (Beta)
Clojure
COBOL (Beta)
CoffeeScript
CommonLisp (Beta)
Coq
C++
Crystal
C#
D (Beta)
Dart
Elixir
Elm (Beta)
Erlang (Beta)
Factor (Beta)
Forth (Beta)
Fortran (Beta)
F#
Go
Groovy
Haskell
Haxe (Beta)
Idris (Beta)
Java
JavaScript
Julia (Beta)
Kotlin
λ Calculus (Beta)
Lean
Lua
NASM
Nim (Beta)
Objective-C (Beta)
OCaml (Beta)
Pascal (Beta)
Perl (Beta)
PHP
PowerShell (Beta)
Prolog (Beta)
PureScript (Beta)
Python
R (Beta)
Racket
Raku (Beta)
Reason (Beta)
RISC-V (Beta)
Ruby
Rust
Scala
Shell
Solidity (Beta)
SQL
Swift
TypeScript
VB (Beta)
Approved & Beta
Approved
Beta
All
Kata I have not trained on
Kata I have not completed
Kata I have completed
8 kyu
easiest
7 kyu
6 kyu
5 kyu
4 kyu
3 kyu
2 kyu
1 kyu
hardest
ASCII Art
3
Algorithms
27
Arrays
13
Binary
3
Ciphers
5
Cryptography
2
Data Science
1
Date Time
3
Esoteric Languages
1
Functional Programming
1
Fundamentals
47
Interpreters
1
Lists
1
Mathematics
4
Number Theory
1
Parsing
4
Puzzles
3
Refactoring
2
Regular Expressions
5
Security
1
Sorting
1
Statistics
1
Strings
75
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
75 Kata Found
8 kyu
Convert a Boolean to a String
247,062
btaitelb
Strings
Fundamentals
8 kyu
MakeUpperCase
197,440
wichu
1 Issue Reported
Fundamentals
Strings
8 kyu
Remove First and Last Character
312,590
Steadyx
3 Issues Reported
Strings
Fundamentals
8 kyu
Convert a String to a Number!
292,414
bkaes
Parsing
Strings
Fundamentals
7 kyu
Partial Word Searching
8,510
obnounce
4 Issues Reported
Arrays
Strings
Fundamentals
5 kyu
Base64 Encoding
5,382
joseph.varnado
2 Issues Reported
Binary
Strings
Algorithms
6 kyu
Playing with passphrases
12,056
g964
4 Issues Reported
Strings
Algorithms
6 kyu
Hidden "Cubic" numbers
3,267
g964
3 Issues Reported
Algorithms
Strings
7 kyu
Number of Decimal Digits
31,474
user8654865
2 Issues Reported
Strings
Fundamentals
7 kyu
Mumbling
242,178
g964
Fundamentals
Strings
Puzzles
6 kyu
Mexican Wave
74,749
adrian.eyre
3 Issues Reported
Arrays
Strings
Fundamentals
6 kyu
Split Strings
169,096
jhoffner
Regular Expressions
Strings
Algorithms
5 kyu
Resistor Color Codes, Part 2
2,131
tachyonlabs
3 Issues Reported
Strings
Fundamentals
6 kyu
Cuckoo Clock
1,312
brodiemark
Strings
Date Time
6 kyu
Counting Duplicates
244,781
kgashok
6 Issues Reported
Strings
Fundamentals
8 kyu
Grasshopper - Personalized Message
130,832
danleavitt0
1 Issue Reported
Fundamentals
Strings
8 kyu
You only need one - Beginner
157,770
PG1
3 Issues Reported
Fundamentals
Strings
Arrays
7 kyu
Drone Fly-By
7,170
PG1
Fundamentals
Strings
Arrays
8 kyu
String repeat
324,223
wichu
1 Issue Reported
Fundamentals
Strings
4 kyu
Human readable duration format
87,171
davazp
5 Issues Reported
Strings
Date Time
Algorithms
7 kyu
C is for Codewars
517
brodiemark
Strings
ASCII Art
6 kyu
up AND down
3,183
g964
1 Issue Reported
Fundamentals
Strings
4 kyu
Strings Mix
24,316
g964
Fundamentals
Strings
6 kyu
Statistics for an Athletic Association
11,168
g964
2 Issues Reported
Fundamentals
Strings
Statistics
Mathematics
Data Science
6 kyu
Salesman's Travel
6,820
g964
Fundamentals
Strings
6 kyu
Rainfall
7,976
g964
4 Issues Reported
Fundamentals
Strings
5 kyu
Phone Directory
7,052
g964
1 Issue Reported
Fundamentals
Strings
6 kyu
Moves in squared strings (IV)
1,620
g964
1 Issue Reported
Algorithms
Strings
6 kyu
Ease the StockBroker
2,215
g964
3 Issues Reported
Fundamentals
Strings
5 kyu
Coding with Squared Strings
2,129
g964
1 Issue Reported
Fundamentals
Strings
Ciphers
Cryptography
Loading...
Confirm
Collect:
undefined
Loading collection data...