976 solved katas !
beta : 7
2kyu : 2
3kyu : 4
4kyu : 18
5kyu : 75
6kyu : 205
7kyu : 356
8kyu : 309views solved 0 kyu
Async requests:
Asyncio the beginning:
Factorial of factorials:
Is this a rectangle:
Page replacement algorithm fifo:
Projection:
Rgb colour changer:
views solved 2 kyu
Evaluate a mathematical expression:
Game of go:
views solved 3 kyu
Huffman encoding:
Spiralize:
The builder of things:
The millionth fibonacci kata:
views solved 4 kyu
Adding big numbers:
Calculate k th digit of pi:
Codewars style ranking system:
Hamming numbers:
Human readable duration format:
Most frequently used words in a text:
Nesting structure comparison:
Permutations:
Range extraction:
Recover a secret string from random triplet:
Simplifying multilinear polynomials:
Sort binary tree by level:
Strings mix:
Strip comments:
Sudoku solution validator:
Sum by factor:
The observed pin:
Who will win:
views solved 5 kyu
A chain adding function:
Bird mountains:
Bob reversng obfuscator:
Can you get the loop:
Combining predicates:
Convert a hex string to rgb:
Convert pascal case string into snake case:
Conway game of life:
Conway game of life on a toroidal array:
Conway look and say generalized:
Count a spiral:
Did i fnish my sodoku:
Direction reduction:
Emirps:
Esolang infini tick:
Esolang stick:
Esolang ticker:
Evaluate a posix expression:
Extract the domain from a url:
Find the unique string:
First non repeating character:
Flatten:
Gap in primes:
Greed is good:
Group in tens:
Hamster me:
Hex dump:
How many numbers ii:
Human readable time:
Int32 to ipv4:
Intergers recreation one:
Ips between:
Isbn 10 validation:
Land perimeter:
Last digit of a large number:
Luck check:
Maximum subarray sum:
Memoized fibonacci:
Merged string checker:
Moving zeros to the end:
Multisize nonogram encoder:
Myjinxin katas 001 rotate remove return:
Mystery function:
Ninja vs samurai attack block:
Not very secure:
Pagination helper:
Perimeter:
Pete the baker:
Primes in numbers:
Product of consecutive fib numbers:
Readability is king:
Regex password validation:
Return substring instance count:
Rgb to hex conversion:
Rot 13:
Rotate an array matrix:
Rule 30:
Scramble:
Secret knock:
Sierpinski gasket:
Simple assembler interpreter:
Simple encryption 2 index difference:
Simple finite state machine compiler:
Simple pig latin:
Sorting arrays by amount of perfsq:
String incrementer:
String n iterations string:
Sum of pairs:
The hashing generator:
Tic tac toe checker:
Tree to list:
Valid parentheses:
Vector class:
Whats a perfect power anyway:
Where my anagrams at:
views solved 6 kyu
A plus b equals 123:
Alphaber war airstrike letters massacre:
Alternating strings:
Are they the same:
Array deep count:
Array diff:
Arrh grabscrab:
Ascii fun 1 x shape:
Ascii fun 2 funny dots:
Ascii fun 3 build a pyramid:
Ascii sierpinski carpet:
Assemble string:
Auto complete:
Backspaces in string:
Backwards read primes:
Binaries:
Binary to ascii conversion:
Binary tree compare:
Binding within the list monad:
Bit counting:
Break camel case:
Build a pile of cubes:
Build tower:
Build tower advanced:
Calculate pyramid height:
Camelcase method:
Catalog:
Character with longest consecutive repetition:
Christmas tree:
Code golf get the square:
Codewars leaderboard:
Collatz:
Common directory path:
Compare versions:
Compute depth:
Condi cipher:
Consecutive strings:
Consonant value:
Convert int to whitespace format:
Convert string to camel case:
Count calls:
Count characters in your string:
Count the days:
Count the divisible numbers:
Count the islands:
Count the smiley faces:
Counting duplicates:
Create phone number:
Dashatize it:
Data reverse:
Decipher this:
Decode the morse code:
Delete occurences of an element if it occurs more than n times:
Detect pangram:
Dictionary merge:
Does my number look big in this:
Dont rely on luck:
Duplicate encoder:
Encrypt this:
English beggars:
Equal side of an array:
Error correction 1 hamming code:
Esoland mini bit move:
Esolang 1 mini string fuck:
Esolang interpreters 1 intro to esolangs:
Esolang tick:
Exclamation marks series #17 put the exclamation marks and question marks on the balance:
Extract file name:
Fibonacci tribonacci and friends:
Find last fib digit hard:
Find the missing letter:
Find the odd int:
Find the parity outlier:
Find the unique number:
First character that repeats:
Fold array:
Framed reflection:
Function composition:
Give me a diamond:
Goldbach conjecture:
Hanoi record:
Happy numbers:
Hello world without string number and booleans:
Hellphabet can you give the alphabet:
Help the bookseller:
High score table:
Highest number with two prime factors:
Highest rank number in a array:
Highest scoring word:
How many pages in a book:
If you can read this:
Inside out string:
Intro to art:
Ip validation:
Ipv4 to int 32:
Iq test:
Is a number prime:
Jojo bizarre kata:
Kebabize:
Length of missing array:
Linked lists length and count:
Logistic map:
Longest palidrome:
Longest palindrome:
Loose change:
Make a window:
Make everyone happy:
Make the deadfish swim:
Matrix addition:
Matrix transpose:
Maximum sum values of ranges:
Meeting:
Memoize:
Merge in 2048:
Message validator:
Mexican wave:
Minutes to midnight:
Multiple of 3 or 5:
Multiplication table:
Muti tap keypad text entry on old phone:
Nested list depth:
New cashier does not know about space or shift:
Non even substrings:
Normalizing out of range array indexes:
Nth fibonacci:
Number of anagrams in an array of words:
Numbers of letters of numbers:
Padovan numbers:
Pair of gloves:
Pascal triangle 2:
Pell numbers:
Pentabonacci:
Perisitent bugger:
Permute a palindrome:
Playing with digits:
Playing with passphrases:
Plus one array:
Prefill an array:
Prime factors:
Primordial of a number:
Pyramid array:
Rainfall:
Rectangle letter juggling:
Remove the parenthesis:
Replace with alphabet position:
Reverse every other word in a string:
Reverse or rotate:
Reverse polish notation calculator:
Reverse singly linked list:
Rna to protein sequence translation:
Rotate array:
Run length encoding:
Score from permutations of combinations of an integer:
Sha256 cracker:
Sierpinski triangle:
Silent import:
Simple card game:
Simple fun 305 typist:
Simple fun 52 pairs of shoes:
Simple simple simple string expansion:
Simple web framework 1 create a basic router:
Sort arrays ignoring case:
Sort the columns of a csv file:
Sort the odd:
Sorting by bits:
Sot the inner content in descending order:
Split strings:
Steps in k primes:
Stop gninnips my sdrow:
Street fighter 2 character selection:
String tops:
String transformer:
Sum consecutives:
Sum of digits digital rot:
Sum of parts:
Sum the tree:
Sum two arrays:
Take a number and sum its digits raised to the consectuve powers and eureka:
Take a ten minute walk:
The book of mormon:
The paperfold sequence:
The takewhile function:
The vowel code:
Title case:
Tortoise racing:
Tribonacci sequence:
Triple trouble:
Twisted sum:
Two sum:
Typing series 1 the backspace function:
Unique in order:
Unknown amount of dup one missing number:
Valid braces:
Valid phone number:
Version manager:
Vowel back:
Weight for weight:
Weird string case:
What century is it:
Where is my parent:
Who likes it:
Word a a10n:
Write the number in expanded form:
Your order please:
views solved 7 kyu
99 problems 1 last in list:
16p18e214:
A rule of divisibility by 7:
Adding arrays:
All inclusive:
All star challenge 16:
All star code challenge 20:
All star code challenge 22:
All star code challenge 3:
All unique:
Alphabet symmetry:
Alphabet war:
Alphabetical addition:
Alphabetically ordered:
Alternate capitalization:
Alternate case:
Anagram detection:
Any odd:
Anything:
Are the number in order:
Are they square:
Area of the arrow:
Arithmetic progression:
Array element parity:
Array leaders array series 3:
Array length:
Automorphic number special numbers series 6:
Averages of numbers:
Balanced number special number series 1:
Basic calculator:
Beginner series 3 sum of numbers:
Big factorial:
Binary addition:
Binary pyramid 101:
Boiled eggs:
Broken sequence:
Build a square:
Building block:
Building strings from a hash:
By 3 or not by 3:
Car crash:
Cat and mouse:
Categorize member:
Censored strings:
Chain me:
Changing letters:
Char code calculation:
Check the exam:
Check three and two:
Checks for prime numbers:
Coding 3 min planting trees:
Coding meetup 1 higher order functions series count the number of javascript developers coming from europe:
Coding meetup 2 higher order func greet devs:
Coding meetup 3 higher order functions series is ruby coming:
Coding meetup 4 higher order function series find the first python developer:
Coding meetup 6 higher order functions series can they code in the same language:
Collatz conjecture length:
Colour association:
Coloured triangles:
Compare strings by sum of chars:
Compare with margin:
Complementary dna:
Complete the pattern 1:
Computer problem series 1 fill the hard disk drive:
Conference traveller:
Consecutive items:
Convert a linked list to a string:
Convert an array of strings to array of numners:
Coprime validator:
Count red beads:
Count the digit:
Count the divisors of a number:
Count the ones:
Counting array elements:
Covfefe:
Credit card mask:
Cryptanalysis word pattern:
Currying functions multiply all element in array:
Debug sum of digits of a number:
Decimal reverser:
Descending order:
Difference of squares:
Digital cypher:
Digits explosion:
Disemvowel trolls:
Divide and conquer:
Dont give me five:
Dot calculator:
Double every other:
Echo program:
Elevator distance:
Eliminate the intruders:
Esrever:
Evaporator:
Even and odd:
Even numbers in an array:
Even times last:
Evens and odds:
Exclamation mark series 13 question mark time exclamation:
Exclamation marks series 5 remove all exclamation marks from the end of words:
Exes ohs:
Factorial:
Factorial 2:
Fibonacci:
Filter long words:
Filter the number:
Find all pairs:
Find count of most frequent item in array:
Find fibonacci last digit:
Find min and max:
Find screen size:
Find the annonymous function:
Find the capitals:
Find the divisor:
Find the lucky numbers:
Find the middle element:
Find the next perfect square:
Find the nth digit of a number:
Find the stray number:
Find the vowel:
Finding remainder without mod operator:
Finish guess the game:
First class function factory:
Five without alphanums:
Fix string case:
Fixme get full name:
Fizz buzz:
Flatten and sort an array:
Folding your way to the moon:
Form the minimum:
Friend or foe:
Fun with lists length:
Functionnal addition:
Geometry a2 length of a vector:
Get the middle character:
Greatest common divisor:
Greet me:
Growth of a population:
Hamming distance part 1 binary codes:
Having sum:
Heavy metal umlauts:
Hello world without string:
Help bob count letters and digits:
Help sukui count his vegetables:
Help the fruit guy:
Heron formula:
Hexadecimal keys:
Highest and lowest:
Holiday 3 fire on boat:
How many are smaller than me:
How many consecuutive numbers are needed:
Im everywhere:
Incrementer:
Indentical elements:
Indexed capitalization:
Initialize my name:
Inspiring string:
Interlocking binary pairs:
Interview question easy:
Is even bitwise series:
Is it negative zero:
Is this a triangle:
Isograms:
Jaden casing strings:
Javascript array filter:
Javascript filter:
Jumping number special numbers series 4:
Largest 5 digit number in a series:
Largest pair sum in array:
Last digit of a number:
Last survivor:
Leap year:
Least larger:
Length and two values:
Limit string length:
Linked lists get nth node:
List filtering:
Longest vowel chain:
Loop array:
Lost number in number sequence:
Love vs friendship:
Make a funciton that does arithmetic:
Make a square box:
Make acronym:
Make your own hashmap:
Map function issue:
Max diff easy:
Maximum length difference:
Maximum multiple:
Maximum product:
Middle me:
Minimize sum of array:
Mod 256 without the mod operator:
Most digits:
Move 10:
Moves in squared strings:
Multples:
Mumbling:
My language skill:
Name that number:
Narcissistic number:
Next prime:
Nice array:
Not oddities here:
Nth smallest element:
Number of decimal digits:
Number of people in the bus:
Number slicer:
Numbers in strings:
Numbers to letters:
Odd even string sort:
Odd or even:
Odder than the rest:
Ones complement:
Padded numbers:
Pairs of integers from m to n:
Parts of a list:
Penultimate:
Plus minus plus minus:
Positive to negative binary numbers:
Power of two:
Powers of i:
Predict your age:
Previous multiple of three:
Printer errors:
Product array:
Race ceremony:
Rearrange number to get it maximum:
Reduce my fraction:
Regex validate pin code:
Regexp basics parsing prices:
Remove all the marked element of a list:
Remove anchor from url:
Remove duplicate words:
Remove duplicates:
Remove the minimum:
Replace every nth:
Return string of first char:
Return the closest multiple of 10:
Reverse a number:
Reverse letter:
Reverse list:
Reverse the bits in an integer:
Reverse words:
Round up to the next multiple of 5:
Row weight:
Running out of space:
Say hello:
See you next happy year:
Series of integers from m to n:
Seven ate 9:
Shorter concat:
Shorter word:
Simple consecutive pairs:
Simple fun #154 zero and one:
Simple fun 10 range bit counting:
Simple fun 2 circle of numbers:
Simple fun 74 growing plant:
Simple remove duplicates:
Simple string characters:
Small enough beginner:
Smallest product:
Smallest value of an array:
Snake case keys:
Some but not all:
Sort array by string length:
Sort by last char:
Sort out the me from boys:
Sort the gift code:
Sorted numbers:
Sorted yes no how:
Spacify:
Speical number 5:
Split in parts:
Spongebob meme:
Spoonerize me:
Square every digit:
Square sequence:
Stanton measure:
String ends with:
String reverse slicing 101:
String swap vowel case:
Strings starts with:
Substring fun:
Sum a list but ignore any duplicates:
Sum even numbers:
Sum of all arguments:
Sum of all the multiples of 3 and 5:
Sum of cubes:
Sum of digits:
Sum of integers in string:
Sum of minimums:
Sum of numbers from 0 to n:
Sum of odd cubed numbers:
Sum of odd numbers:
Sum of singles:
Sum of the first nth term of series:
Sum of the lowest positive integers:
Sum of triangle numbers:
Sum or difference:
Sum up the random string:
Summing a number digits:
Switcheroo:
Testing 123:
The coupon code:
The drop while function:
The fusc function part 1:
The highest profit wins:
The office 2 boredom score:
The office 4 find a meeting room:
The reject function:
Thinkful string drills poem formatter:
Thinkful string drills repeater:
Thinking and testing a and b:
Thinking and testing incompete string:
Thinking and testing something capitalized:
Thinking and testing true or false:
Thinking and testing uniq or not uniq:
Tidy number special number series 9:
To leet speak:
Triangular treasure:
Triple x:
Two oldest ages:
Two to one:
Ultimate array reverser:
Unflatten a list:
Unique string characters:
Unscrambled eggs:
Upturn numeral triangle:
Valid spacing:
Vaporcode:
Very even numbers:
Vowel changer:
Vowel count:
Vowel one:
Wealth equality finally:
What a classy song:
Which section did you scroll to:
Which string is worth more:
Who is online:
Word values:
Words to sentence:
Words values:
Write out expression:
Write your own map function:
X marks the spot:
Youre a square:
Zeros and ones:
views solved 8 kyu
Rock paper scissors:
101 dalmatians squash the bugs not the dogs:
A needle in the haystack:
Abbreviate a two word name:
Add length:
Add new item:
Add numbers:
Adults ony sql for beginnners #1:
Age range compatibility:
Alan partride ii apple turnover:
All star code challenge 18:
Are arrow functions odd:
Are you playing banjo:
Area of perimeter:
Array plus array:
Ascii total:
Aspect ratio cropping part 1:
Average scores:
Barking mad:
Basic making six toast:
Basic mathematical operations:
Basic subclasses adam and eve:
Basic traning add item to a array:
Basic variable asignment:
Beginner lost without a map:
Beginner reduce but grow:
Beginner series 1 school paperwork:
Beginner series 2 clock:
Beginner series 4 cockroack:
Bin to decimal:
Calculate average:
Calculate bmi:
Calculate price excluding vat:
Can we divide it:
Capacity and mutability:
Cat years dog years:
Century from year:
Charater frequency:
Check same case:
Chuck norris vii true or false:
Classic hello world:
Classy classes:
Closest elevator:
Collatz conjecture:
Color ghost:
Concurrency currency i:
Consecutive letters:
Contamination 1 string:
Convert a string to an array:
Convert a string to number:
Convert boolean to a string:
Convert boolean values to string yes and no:
Convert number to a string:
Convert number to reversed array of digits:
Convert to binary:
Correct the mistake of the character recognition software:
Count by x:
Count odd numbers below n:
Count of monkeys:
Count of positive sum of negative:
Count the number of cubes with paint on:
Couting sheep:
Crash override:
Csv representation of array:
Days in the year:
Define a card suit:
Did she said hallo:
Difference of volume of cuboids:
Digitize:
Dna to rna conversion:
Do i get a bonus:
Do you speak english:
Dollar and cents:
Double char:
Draw stairs:
Drink about:
Duck duck goose:
Easy logs:
Ensure quesion:
Enumerable magic #1 true for all:
Enumerable magic 1 true for all:
Enumerable magic 20 cascading subsets:
Enumerable magic 25 take the first n elements:
Enumerable magic 3 does my list include this:
Even or odd:
Evil or odious:
Exclamation mark series 1 remove a exclamation mark from the end of string:
Exclamation marks series 11 replace all vowel to exclamation mark in the sentence:
Exclamation marks series 2 remove all exclamation marks from the end of sentence:
Exclamation marks series 4 remove all exclamation marks from sentence but ensure a exclamation mark at the end of string:
Exclamation marks series 6 remove n exclamation marks in the sentence from left to right:
Exclusive or xor logical operator:
Expressions matter:
Fake binary:
Filling an array:
Filter out the geese:
Filtering even numbers:
Find maximum and minimum valus of a list:
Find multiples of a number:
Find nearest square number:
Find numbers which are divisible by given number:
Find out wheter the shape is a cube:
Find the difference in age between oldest and youngest family members:
Find the first non consecutive number:
Find the position:
Find the remainder:
Find the slope:
Find the smallest integer in the array:
Five without numbers:
Fix the bugs:
Fix the loop:
Fix your code before the garden dies:
Fixme replace all dots:
For twins 1 types:
For ufc fans total beginners conor mcgregor vs george saint pierre:
Formatting decimal places 0:
Function 1 hello world:
Function 2 squaring an argument:
Function 3 multiplying two numbers:
Fundamentails return:
Generate range of integers:
Geometry basics distance between points in 2d:
Get ascii value of character:
Get character from ascii value:
Get nth even number:
Get number from string:
Get planet by id:
Get the mean of an array:
Grader:
Grasshopper array mean:
Grasshopper basic function fixer:
Grasshopper bug squashing:
Grasshopper check for factor:
Grasshopper combine strings:
Grasshopper create the rooms:
Grasshopper debug:
Grasshopper debug say hello:
Grasshopper grade book:
Grasshopper if else syntax debug:
Grasshopper messi goals:
Grasshopper personalized message:
Grasshopper summation:
Grasshopper terminal combat function:
Grasshopper terminal game move function:
Grasshopper variable assignment debug:
Grasshoppper function syntax debugging:
Grasshoppper messi goals function:
Gravity flip:
Greek sort:
Greet:
Hello name or world:
Hex to decimal:
How do i compare numbers:
How good are you really:
How many lightsaber do you own:
How much water do i need:
How old will i be in 2099:
I love you a little a lot passionately not at all:
If you canrt sleep just count sheep:
Incorrect division method:
Invert values:
Is divisible by x and y:
Is he gonna survive:
Is it a number:
Is it a palindrome:
Is it event:
Is the date today:
Is the string upper:
Is there a vowel there:
Is this my tail:
Is your period late:
Johny secret message:
Kata example twist:
Keep hydrated:
Keep up the hoop:
L1 bartender drinks:
L1 set alarm:
Lario and muigi pipe problem:
Loenardo dicaprio and oscars:
Logical calculator:
Love at first byte:
Make uppercase:
Man in the west:
Merge two sorted arrays into one:
Merging sorted integer arrays:
Methods of string concat split and join:
Multiple of index:
Multiplication table for number:
Multiply:
Multiply the number:
Multiply word in string:
My head is at the wrong end:
Name on billboard:
Name shuffler:
Name your python:
Nba full 48 minutes average:
No loop 2 you only need one:
No zero for heros:
Noob code 01 supersize me or rather this integer:
Nth power:
Number to string:
Object oriented piracy:
Online rpg player too qualifying stage:
Opposite number:
Opposites attracks:
Palindrome strings:
Parse float:
Parse nice int from char problem:
Pick a set of first elements:
Playing with cubes 2:
Plural:
Polish alphabet:
Powers of 2:
Pre fizzbuzz workout #1:
Price of mangoes:
Printing array elements with command delimiters:
Pythagorean triple:
Quarter of the year:
Regex count lowercase letters:
Regexp basics is it a digit:
Regexp basics is it a vowel:
Regulaer ball super ball:
Remore first and last charater:
Remove duplicates from list:
Remove exclamation marks:
Remove first and last character part two:
Remove string spaces:
Remove the time:
Removing elements:
Repeat it:
Return negative:
Return the day:
Return the first m multiples of n:
Return to sanity:
Return two highest values in list:
Returning strings:
Reverse list order:
Reversed sequence:
Reversed strings:
Reversed words:
Reversing words in a string:
Safen user input part 1 htmlspecialchars:
Sentence smash:
Short long short:
Simple calculator:
Simple multplication:
Simple validation of a username with regex:
Sleigh authentication:
Smallest unused id:
Sort and star:
Speed code #2 array madness:
Square n sum:
Squash the bugs:
String cleaning:
String repeat:
String templates bug fixing 5:
Stringy strings:
Student final grade:
Sum array:
Sum mixed array:
Sum of differences in array:
Sum of multiples:
Sum of positive:
Sum the strings:
Sum without highest and lowest number:
Super duper easy:
Surface area and volume of a box:
Swap values:
Switch it up:
Take the derivative:
Template feature:
The feast of many beast:
The if function:
The wide mouthed frog:
They say that only the name is long enough to attract attention they also said that only a simple kata will have someone to solve it this is a sadly story #1 are they opposite:
Thinkful dictionary drills order filler:
Thinkful logic drills traffic light:
Third angle of a triangle:
Tip calculator:
To square or not to square:
Total amount of points:
Transportation on vacation:
Triple double:
Twice as old:
Uefa euro 2016:
Unexpected parsing:
Unfinished loop bug fixing #1:
Usd cny:
Validate code with simple regex:
Volume of a cuboid:
Vowel remover:
Watermelon:
Welcome:
Welcome to the city:
Well of ideas easy version:
What in between:
What the real floor:
Who is going to pay for the wall:
Will there be enough space:
Will you make it:
Wilson primes:
You cant code under pressure 1:
You only need one beginner: