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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

To learn more about Data.List

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6 kyu
Sort the odd
109,021fyvfyv
Fundamentals
Arrays
Sorting
6 kyu
A String of Sorts
1,752Lordnibbler
Strings
Sorting
Algorithms
7 kyu
Reverse words
146,124jnicol
Strings
Fundamentals
5 kyu
Rot13
92,730Rubikan
Ciphers
Fundamentals
5 kyu
Shortest list, lazily
128matthewmoppett
Lists
Fundamentals
7 kyu
Row Weights
24,446MrZizoScream
Fundamentals
Arrays
7 kyu
Basic Math (Add or Subtract)
6,293nza
Strings
Fundamentals
7 kyu
Counting Valleys
1,855Valefar
Algorithms
Strings
7 kyu
Simple array product
1,186KenKamau
Fundamentals
6 kyu
Character with longest consecutive repetition
11,630suic
Strings
Fundamentals
Algorithms
6 kyu
N smallest elements in original order
2,954GiacomoSorbi
Arrays
Lists
Data Structures
Algorithms
5 kyu
Pick peaks
28,617frenetic_be
Arrays
Algorithms
6 kyu
Two Sum
82,797wthit56
Arrays
Fundamentals
Algorithms
6 kyu
Longest alphabetical substring
3,109Avanta
Fundamentals
Strings
6 kyu
Vowel-consonant lexicon
600KenKamau
Strings
Arrays
Algorithms
6 kyu
String subpattern recognition I
1,617GiacomoSorbi
Strings
Regular Expressions
Fundamentals
6 kyu
String subpattern recognition II
392GiacomoSorbi
Strings
Regular Expressions
Fundamentals
6 kyu
String subpattern recognition III
312GiacomoSorbi
Strings
Regular Expressions
Fundamentals
6 kyu
Touch Typing
166MuffinGuest
Regular Expressions
Algorithms
6 kyu
Next Version
2,054AzariasB
Arrays
Strings
Algorithms
6 kyu
Simple string indices
2,280KenKamau
Strings
Algorithms
6 kyu
String character frequency
750KenKamau
Strings
Algorithms
7 kyu
Double Every Other
7,210Adam-Morris
Fundamentals
Lists
Arrays
Algorithms
6 kyu
drop from end
64JohanWiltink
Lists
Performance
Fundamentals
6 kyu
Prize Draw
7,064g964
Fundamentals
Strings
Sorting
6 kyu
Simple frequency sort
5,454KenKamau
Algorithms
Sorting
Arrays
6 kyu
Wave Sorting
1,825kodejuice
Algorithms
Arrays
Logic
Sorting
6 kyu
Each n-th element of list
536hardentoo
Fundamentals
Lists
7 kyu
Remove All The Marked Elements of a List
11,256raulbc777
Fundamentals
Algorithms
Data Structures
Retired
Vasya - Clerk (retired)
54,207AlexIsHappy
Fundamentals
Mathematics
Algorithms
Logic
Numbers
Games