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8 kyu
easiest
7 kyu
6 kyu
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1 kyu
hardest
Algorithms
68
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10
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2
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2
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5
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1
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2
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4
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18
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4
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2
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6
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68
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2
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1
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68
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
68 Kata Found
6 kyu
Split Strings
167,369
jhoffner
Regular Expressions
Strings
Algorithms
6 kyu
FIRE and FURY
1,327
dinglemouse
1 Issue Reported
Regular Expressions
Strings
Algorithms
5 kyu
Return substring instance count - 2
3,187
ineiti
2 Issues Reported
Strings
Regular Expressions
Algorithms
7 kyu
80's Kids #5: You Can't Do That on Television
1,692
NateBrady23
1 Issue Reported
Fundamentals
Algorithms
Strings
Regular Expressions
7 kyu
Coding Meetup #3 - Higher-Order Functions Series - Is Ruby coming?
10,991
PiotrBerebecki
Data Structures
Fundamentals
Algorithms
Strings
Regular Expressions
Arrays
Functional Programming
7 kyu
UVB-76 Message Validator
1,116
Drymonade
Algorithms
Strings
Regular Expressions
6 kyu
Linux history and `!` command. Series#5 The `!?string` command
299
nbeck
1 Issue Reported
Strings
Parsing
Regular Expressions
Algorithms
6 kyu
Linux history and `!` command. Series#4 The `!string` command
293
nbeck
3 Issues Reported
Strings
Parsing
Regular Expressions
Algorithms
6 kyu
Linux history and `!` command. Series#3 The `!-n` command
301
nbeck
3 Issues Reported
Strings
Parsing
Regular Expressions
Algorithms
6 kyu
Linux history and `!` command. Series#2 The `!n` command
412
nbeck
Strings
Parsing
Regular Expressions
Algorithms
6 kyu
Linux history and `!` command. Series#1 The `!!` command
640
nbeck
Strings
Parsing
Regular Expressions
Algorithms
7 kyu
Is that a real phone number? (British version)
1,437
lucyrose93
1 Issue Reported
Regular Expressions
Strings
Algorithms
6 kyu
Convert string to camel case
204,179
jhoffner
20 Issues Reported
Regular Expressions
Algorithms
Strings
5 kyu
Word Finder
2,044
BattleRattle
Strings
Regular Expressions
Filtering
Algorithms
7 kyu
Remove consecutive duplicate words
7,769
e.mihaylin
Strings
Regular Expressions
Algorithms
6 kyu
Vowel Shifting
1,548
user5036852
1 Issue Reported
Strings
Regular Expressions
Algorithms
6 kyu
Trumpness detector
1,140
GiacomoSorbi
3 Issues Reported
Regular Expressions
Strings
Algorithms
6 kyu
Evil Autocorrect Prank
5,264
yaphi1
3 Issues Reported
Strings
Regular Expressions
Algorithms
5 kyu
ROT13
28,654
hvaara
Strings
Ciphers
Regular Expressions
Algorithms
6 kyu
Pete's inappropriate speech
375
GiacomoSorbi
1 Issue Reported
Regular Expressions
Strings
Algorithms
5 kyu
Convert PascalCase string into snake_case
15,881
OlgaGr
4 Issues Reported
Strings
Algorithms
Regular Expressions
7 kyu
Coding Meetup #4 - Higher-Order Functions Series - Find the first Python developer
10,024
PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
Regular Expressions
Beta
Two Way Military Time Converter
5
whendon18
2 Issues Reported
Status:
Testing & feedback needed
Estimated Rank:
5 kyu
Date Time
Strings
Regular Expressions
Algorithms
6 kyu
We are the Robots d[(0)(0)]b
316
user8476848
2 Issues Reported
Algorithms
Data Structures
Regular Expressions
Puzzles
Strings
6 kyu
Enigeliisohe too Eniigeeliiisoohee Toroanisoliatooro
528
DonaldKronos
5 Issues Reported
Regular Expressions
Strings
Algorithms
6 kyu
replaceAll(input, find, replace)
774
wthit56
2 Issues Reported
Strings
Regular Expressions
Algorithms
6 kyu
Generic numeric template formatter
1,329
GiacomoSorbi
1 Issue Reported
Regular Expressions
Strings
Algorithms
7 kyu
Bob's Short Forms
1,463
codeo
2 Issues Reported
Strings
Regular Expressions
Algorithms
Fundamentals
2 kyu
Regular Expression - Check if divisible by 0b111 (7)
2,264
Hacker Sakana
Puzzles
Regular Expressions
Strings
Algorithms
7 kyu
Sum of a Beach
4,989
megawatt
Fundamentals
Algorithms
Strings
Regular Expressions
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