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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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8 kyu
Removing Elements
82,740MorgzC41
Lists
Arrays
Fundamentals
Retired
Number toString (retired)
19,387YiQi
Bugs
Strings
Data Types
Retired
Watermelon (retired)
22,592AlexIsHappy
Fundamentals
Mathematics
Algorithms
Logic
Numbers
8 kyu
How good are you really?
168,544Jotha
Fundamentals
8 kyu
Reversed Strings
380,812jhoffner
Strings
Fundamentals
8 kyu
Sum Mixed Array
107,180PG1
Fundamentals
Strings
Arrays
8 kyu
Count the Monkeys!
73,476PG1
Arrays
Fundamentals
Lists
Algorithms
8 kyu
What is between?
75,032sgwozdz
Fundamentals
Algorithms
8 kyu
Tip Calculator
16,871Katbow
Fundamentals
8 kyu
A Strange Trip to the Market
16,165sergarrick
Regular Expressions
Strings
Fundamentals
8 kyu
My head is at the wrong end!
49,489PG1
Arrays
Lists
Algorithms
8 kyu
Student's Final Grade
64,628ledocod
Fundamentals
5 kyu
Missing number in Unordered Arithmetic Progression
1,061Hacker Sakana
Algorithms
Mathematics
Performance
8 kyu
Find Multiples of a Number
49,868Spherixo
Fundamentals
Arrays
8 kyu
CSV representation of array
19,997Dmitry Kudla
Fundamentals
Arrays
Strings
6 kyu
Split Strings
168,270jhoffner
Regular Expressions
Strings
Algorithms
8 kyu
Lario and Muigi Pipe Problem
43,807LiamSorta
Lists
Fundamentals
8 kyu
5 without numbers !!
38,077KH!
Restricted
Fundamentals
Puzzles
8 kyu
Expressions Matter
59,303MrZizoScream
Algorithms
Fundamentals
8 kyu
Multiply the number
22,597san00
Fundamentals
8 kyu
Simple Change Machine
3,411Peter Rhodes
Fundamentals
Strings
8 kyu
Classy Extentions
12,602matt c
Fundamentals
Object-oriented Programming
8 kyu
ASCII Total
14,502user3220651
Fundamentals
7 kyu
Bubblesort Once
7,039donaldsebleung
Algorithms
Tutorials
Sorting
7 kyu
Factory Functions #1 - Creating profile for people
594donaldsebleung
Fundamentals
Tutorials
Object-oriented Programming
7 kyu
Training Time
3,674myjinxin2015
Fundamentals
Tutorials
7 kyu
Factory Functions #2 - Inheritance and Object Composition
387donaldsebleung
Fundamentals
Tutorials
Object-oriented Programming
Draft
Classic Hello World
20,982Javatlacati
Status:Draft
Estimated Rank:
8 kyu
Fundamentals
Object-oriented Programming
6 kyu
Unique In Order
194,760pinelopi
Algorithms
Fundamentals
5 kyu
String incrementer
52,030parceval
Regular Expressions
Strings
6 kyu
Your order, please
178,264iamstone
Strings
Fundamentals
6 kyu
Highest Scoring Word
106,355PG1
Fundamentals
Strings
Arrays
6 kyu
Hyper Sphere
2,307CrowdHailer
Mathematics
Arrays
Fundamentals