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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Happy Numbers
Happy Numbers (Long)
Hexdump
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Hole
Golfer
Bytes
Submitted
Kolakoski Sequence
dokutan
509
6 Oct 2024
Kolakoski Sequence
Mabeloid
2,018
21 Sep 2024
Kolakoski Sequence
HumanoidCPU
2,018
18 May 2024
Kolakoski Sequence
msbranicky
198
3 Jan 2024
Kolakoski Sequence
Lydxn
🥈
100
13 Oct 2023
Kolakoski Sequence
emplv
💎
97
27 Jul 2023
Kolakoski Sequence
retrohun
2,019
27 Dec 2022
Kolakoski Sequence
KatieLG-Transpiler
2,019
24 Jun 2022
Kolakoski Sequence
m-tkach
🥉
106
25 Apr 2022
Kolakoski Sequence
primo-ppcg
117
14 Jul 2021
Kolakoski Sequence
MeWhenI
1,050
13 Jul 2021
Kolakoski Sequence
janbehrens
136
9 Jul 2021
Kolakoski Sequence
cure-honey
239
9 Jul 2021
Kolakoski Sequence
Shanethegamer
126
8 Jul 2021
Kolakoski Sequence
KatieLG
2,018
7 Jul 2021