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Train Now

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.

Description

This collection contains all the katas I solved. I created for reviwing process.

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Retired
N-th Power (retired)
35,399Milford
Fundamentals
Arrays
7 kyu
Without the letter 'E'
2,354k.steflovic
Regular Expressions
Strings
Fundamentals
7 kyu
Filter the number
18,292matt c
Strings
Fundamentals
7 kyu
Number Of Occurrences
12,770madmed88
Arrays
Fundamentals
7 kyu
Credit Card Mask
188,562samranjbari
Strings
Algorithms
7 kyu
Ordering the words!
3,058Parra_Inc
Strings
Sorting
Fundamentals
7 kyu
Covfefe
5,818AzariasB
Strings
8 kyu
Pythagorean Triple
16,858elexie
Algebra
Mathematics
Fundamentals
8 kyu
Array plus array
86,352Dmitry Kudla
Fundamentals
Arrays
Debugging
7 kyu
Find Count of Most Frequent Item in an Array
12,220Fosna
Data Structures
Fundamentals
7 kyu
Odd or Even?
139,688ethaning
Fundamentals
Arrays
7 kyu
Monotone travel
6,614bkaes
Lists
Fundamentals
7 kyu
Largest Elements
12,005xcthulhu
Arrays
Fundamentals
7 kyu
Most digits
15,469Gbaja
Strings
Fundamentals
7 kyu
Fizz Buzz
25,376stephenyu
Algorithms
Fundamentals
Arrays
7 kyu
Arithmetic List!
5,073zenAndroid
Arrays
Fundamentals
7 kyu
Partial Word Searching
7,435obnounce
Arrays
Strings
Fundamentals
7 kyu
Coding Meetup #17 - Higher-Order Functions Series - Sort by programming language
2,023PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Sorting
7 kyu
Hit Count
3,311glenoakes
Arrays
Fundamentals
7 kyu
Alternate Square Sum
3,580hakunaMatata
Fundamentals
Arrays
Lists
7 kyu
The highest profit wins!
96,944bkaes
Lists
Arrays
Fundamentals
7 kyu
Number Pairs
5,897bmw318mt
Arrays
Fundamentals
7 kyu
Filter Coffee
4,432Bitcorn
Arrays
Fundamentals
8 kyu
CSV representation of array
18,894Dmitry Kudla
Fundamentals
Arrays
Strings
7 kyu
Flatten
12,577xcthulhu
Functional Programming
Arrays
Fundamentals
7 kyu
Sort by Last Char
9,351PG1
Fundamentals
Strings
Arrays
Sorting
8 kyu
Enumerable Magic #20 - Cascading Subsets
8,070bellmyer
Fundamentals
Lists
Data Structures
Arrays
Algorithms
8 kyu
Gravity Flip
35,037LogicalX
Puzzles
Arrays
7 kyu
Running functions
301user7657844
Lists
Fundamentals
6 kyu
Exercise in Summing
2,071jmusto
Arrays
Fundamentals
7 kyu
Parts of a list
16,750g964
Arrays
Lists
Data Structures
Algorithms
7 kyu
Maximum Length Difference
28,803g964
Fundamentals
7 kyu
Coding Meetup #4 - Higher-Order Functions Series - Find the first Python developer
9,580PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
Regular Expressions
7 kyu
The Hidden Word
1,366veredrec
Strings
Regular Expressions
Fundamentals
8 kyu
Define a card suit
18,520Dmitry Kudla
Fundamentals
Strings
8 kyu
L1: Bartender, drinks!
21,893Swolebrain
Strings
Fundamentals
8 kyu
Multiply
5,533,277
Debugging
Fundamentals
8 kyu
Even or Odd
526,349suuuzi
Mathematics
Fundamentals
8 kyu
Sum of positive
310,239JbPasquier
Arrays
Fundamentals
7 kyu
Return String of First Characters
6,754bmw318mt
Strings
Regular Expressions
Fundamentals
8 kyu
Remove exclamation marks
114,464wichu
Fundamentals
Strings
8 kyu
Welcome!
51,195lucymonie
Fundamentals
8 kyu
To square(root) or not to square(root)
33,112user5036852
Mathematics
Arrays
Algorithms
8 kyu
Calculate average
161,613wichu
Fundamentals
Arrays
8 kyu
Is this my tail?
27,269PG1
Debugging
8 kyu
Remove duplicates from list
36,233wichu
Fundamentals
Arrays
Lists
8 kyu
My head is at the wrong end!
47,933PG1
Arrays
Lists
Algorithms
7 kyu
Two Oldest Ages
33,332jhoffner
Arrays
Algorithms
7 kyu
Predict your age!
23,468Torkel
Fundamentals
7 kyu
Divide and Conquer
15,562PG1
Fundamentals
Strings
Arrays
8 kyu
5 without numbers !!
35,650KH!
Restricted
Fundamentals
Puzzles
8 kyu
L1: Set Alarm
100,412Swolebrain
Fundamentals
Logic
8 kyu
Will you make it?
146,005user2514386
Mathematics
Fundamentals
7 kyu
Coding Meetup #1 - Higher-Order Functions Series - Count the number of JavaScript developers coming from Europe
15,717PiotrBerebecki
Data Structures
Fundamentals
Algorithms
Strings
Regular Expressions
Arrays
Functional Programming
7 kyu
Coding Meetup #2 - Higher-Order Functions Series - Greet developers
12,112PiotrBerebecki
Data Structures
Fundamentals
Algorithms
Strings
Regular Expressions
Arrays
Functional Programming
7 kyu
Coding Meetup #3 - Higher-Order Functions Series - Is Ruby coming?
10,453PiotrBerebecki
Data Structures
Fundamentals
Algorithms
Strings
Regular Expressions
Arrays
Functional Programming
7 kyu
Coding Meetup #5 - Higher-Order Functions Series - Prepare the count of languages
7,927PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
7 kyu
Coding Meetup #6 - Higher-Order Functions Series - Can they code in the same language?
8,218PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
6 kyu
Coding Meetup #7 - Higher-Order Functions Series - Find the most senior developer
5,729PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
6 kyu
Coding Meetup #8 - Higher-Order Functions Series - Will all continents be represented?
5,268PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings