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4 kyu
Codewars style ranking system
16,965jhoffner
Algorithms
Object-oriented Programming
4 kyu
parseInt() reloaded
17,557BattleRattle
Parsing
Strings
Algorithms
Retired
Calculator (retired)
11,547obrok
Algorithms
Parsing
Logic
Strings
Expressions
Basic Language Features
Fundamentals
5 kyu
Moving Zeros To The End
179,333xcthulhu
Arrays
Sorting
Algorithms
5 kyu
Can you get the loop ?
28,397Devouring
Algorithms
Linked Lists
Performance
2 kyu
6 By 6 Skyscrapers
2,443FrankK
Mathematics
Puzzles
Games
Arrays
Matrix
Algorithms
Retired
Vasya - Clerk (retired)
54,207AlexIsHappy
Fundamentals
Mathematics
Algorithms
Logic
Numbers
Games
1 kyu
Mystery function #2
182tianshuo
Algorithms
Puzzles
Security
Games
Mathematics
Bits
4 kyu
Snail
75,937stevenbarragan
Arrays
Algorithms
6 kyu
Happy Numbers
913TySlothrop
Recursion
Arrays
Algorithms
4 kyu
Functional Binary Trees
565nklein
Functional Programming
Binary Trees
Algorithms
5 kyu
Fun with trees: lists edition
439janitormeir
Trees
Lists
Functional Programming
Fundamentals
Binary Trees
Data Structures
Algorithms
4 kyu
Currying vs. Partial Application
2,644surtich
Functional Programming
4 kyu
Matrix Determinant
22,899pjfranzini
Matrix
Linear Algebra
Mathematics
Recursion
Algorithms
5 kyu
Rotate a square matrix like a vortex
562user5036852
Logic
Arrays
Algorithms
Matrix
4 kyu
Fancy Schmancy Sort
136osuushi
Arrays
Sorting
Object-oriented Programming
Algorithms
4 kyu
Hamming Numbers
11,603xcthulhu
Number Theory
Algorithms
6 kyu
Simple Web Framework #1: Create a basic router
1,545int3_0xcc
Object-oriented Programming
Arrays
Fundamentals
4 kyu
Validate Sudoku with size `NxN`
9,302cbmono
Arrays
Puzzles
Algorithms
Object-oriented Programming
4 kyu
Explosive Sum
8,548surtich
Algorithms
Mathematics
Fundamentals
5 kyu
Refactor a node-based calculator (DRY)
106FArekkusu
Refactoring
Object-oriented Programming
4 kyu
Algebraic Lists
1,929edalorzo
Lists
Algebra
Algorithms
6 kyu
Balanced Braces (with non-brace characters)
230user2420289
Strings
Stacks
Regular Expressions
Algorithms
4 kyu
Burrows-Wheeler-Transformation
1,914muesli4
Lists
Puzzles
Algorithms