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Start training on this collection. Each time you skip or complete a kata you will be taken to the next kata in the series. Once you cycle through the items in the collection you will revert back to your normal training routine.

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Retired
Delivery Disaster (retired)
30trc5019
Status:Retired
Estimated Rank:
7 kyu
Fundamentals
Strings
Regular Expressions
7 kyu
They're good dogs.
840parkHabit
Regular Expressions
Fundamentals
7 kyu
Watching your pennies
226shannonje
Fundamentals
Draft
string return in alphabetical order
208tundeaji1232
Status:Draft
Estimated Rank:
7 kyu
Fundamentals
Algorithms
Beta
Next Largest Value (by rearranging the last digit and the last by one if neccessary)
45Dragomirc
Status:Testing & feedback needed
Estimated Rank:
5 kyu
Fundamentals
Algorithms
Arrays
Draft
Big Vocabulary
58AlfieDarko
Status:Draft
Estimated Rank:
7 kyu
Regular Expressions
Arrays
Strings
Retired
How much tax? (retired)
42tallpress
Status:Retired
Estimated Rank:
8 kyu
Mathematics
Fundamentals
Algorithms
7 kyu
Why So Serious?
252user5304440
Strings
Regular Expressions
Fundamentals
7 kyu
"Consonant Please"
383NickP123
Fundamentals
Arrays
Sorting
Draft
Goodness Gracious Green! - .reduce() method
126sophielevens
Status:Draft
Estimated Rank:
8 kyu
Fundamentals
Draft
Secret Handshake
3mdandre
Status:Draft
Estimated Rank:
7 kyu
Beta
Kevin Mitnick's Challenge - Vigenere cipher & Rot-n
16cristiane.hdo
Status:Testing & feedback needed
Estimated Rank:
6 kyu
Ciphers
Algorithms
Retired
How much does this inspection service cost? (retired)
18morningwu
Status:Retired
Estimated Rank:
8 kyu
Fundamentals
6 kyu
Survive The Seven Kingdoms
176i2xzy
Fundamentals
Arrays
Puzzles
Games
Beta
Cutting Dubs
7ethaning
Status:Waiting for issues to be resolved
Estimated Rank:
5 kyu
Arrays
Fundamentals
Algorithms
6 kyu
Biggest Number (with Strings)
104tommyhyatt
Fundamentals
Strings
6 kyu
Array Deep Count
12,975hannahcmtucker
Arrays
Recursion
Fundamentals
6 kyu
Words to Hex
1,287jimmyhay
Strings
Arrays
Recursion
Fundamentals
7 kyu
Haiku Wizard
465lucymk
Arrays
Fundamentals
7 kyu
Back to the Future?
320Jocode
Puzzles
Logic
Fundamentals
6 kyu
Shopping List
383rb50
Algorithms
Fundamentals
Arrays
7 kyu
Fix My Phone Numbers!
4,798caralemony
Strings
Regular Expressions
Fundamentals
7 kyu
Most digits
15,509Gbaja
Strings
Fundamentals
6 kyu
String average
3,930jc66
Strings
Algorithms