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8 kyu
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7 kyu
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95
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11
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17
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183
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Tutorials
336 Kata Found
6 kyu
IP Validation
43,593
wink
5 Issues Reported
Regular Expressions
Algorithms
6 kyu
Simple Sentences
3,806
fizis
3 Issues Reported
Strings
Regular Expressions
Fundamentals
4 kyu
Breadcrumb Generator
4,751
GiacomoSorbi
1 Issue Reported
Parsing
Regular Expressions
Algorithms
7 kyu
Check whether a number is valid in a given numeral system
949
SummerTheCoder
Algorithms
Logic
Regular Expressions
1 kyu
Full Metal Chemist #2: parse me...
131
Blind4Basics
1 Issue Reported
Regular Expressions
Puzzles
6 kyu
Valid Phone Number
21,184
xDranik
3 Issues Reported
Regular Expressions
Algorithms
6 kyu
Split Strings
167,443
jhoffner
Regular Expressions
Strings
Algorithms
5 kyu
ISBN-10 Validation
11,452
nklein
4 Issues Reported
Regular Expressions
Algorithms
6 kyu
FIRE and FURY
1,331
dinglemouse
1 Issue Reported
Regular Expressions
Strings
Algorithms
7 kyu
Help Mr. E
968
methree
1 Issue Reported
Strings
Fundamentals
Regular Expressions
5 kyu
Return substring instance count - 2
3,191
ineiti
2 Issues Reported
Strings
Regular Expressions
Algorithms
5 kyu
Alphabet wars - nuclear strike
1,750
dcieslak
Strings
Regular Expressions
Fundamentals
7 kyu
Hashtaggery
837
Lordnibbler
Regular Expressions
Fundamentals
Strings
Parsing
7 kyu
Password validator
8,231
tdowek1
1 Issue Reported
Fundamentals
Regular Expressions
Algorithms
6 kyu
DevOps legacy roasting -> disco inferno -> burn baby burn
295
user8476848
2 Issues Reported
Regular Expressions
Strings
Fundamentals
7 kyu
80's Kids #5: You Can't Do That on Television
1,694
NateBrady23
1 Issue Reported
Fundamentals
Algorithms
Strings
Regular Expressions
7 kyu
Coding Meetup #3 - Higher-Order Functions Series - Is Ruby coming?
10,993
PiotrBerebecki
Data Structures
Fundamentals
Algorithms
Strings
Regular Expressions
Arrays
Functional Programming
7 kyu
Simple Fun #320: Scratch lottery I
1,347
myjinxin2015
Puzzles
Regular Expressions
7 kyu
regex validation of 24 hours time.
1,912
daymos
5 Issues Reported
Regular Expressions
Date Time
Fundamentals
6 kyu
regex pattern to check if string has all characters
918
albertogcmr
1 Issue Reported
Regular Expressions
Fundamentals
Strings
6 kyu
Regexp basics - parsing time
1,006
taw
2 Issues Reported
Regular Expressions
Fundamentals
7 kyu
Regexp basics - parsing prices
1,741
taw
Regular Expressions
Fundamentals
6 kyu
Regexp basics - parsing mana cost
447
taw
1 Issue Reported
Regular Expressions
Fundamentals
7 kyu
Regexp Basics - is it all whitespace?
1,678
taw
Regular Expressions
Fundamentals
7 kyu
Regexp Basics - is it a vowel?
9,630
taw
2 Issues Reported
Regular Expressions
Fundamentals
7 kyu
Regexp Basics - is it a six bit unsigned number?
1,473
taw
Regular Expressions
Fundamentals
7 kyu
Regexp Basics - is it a letter?
8,531
taw
2 Issues Reported
Regular Expressions
Fundamentals
7 kyu
Regexp Basics - is it a hexadecimal number?
1,182
taw
3 Issues Reported
Regular Expressions
Fundamentals
7 kyu
Regexp Basics - is it a eight bit unsigned number?
1,584
taw
2 Issues Reported
Regular Expressions
Fundamentals
7 kyu
Regexp Basics - is it a eight bit signed number?
1,011
taw
3 Issues Reported
Bits
Binary
Strings
Regular Expressions
Fundamentals
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