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12 Days of Christmas
24 Game
99 Bottles of Beer
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brainfuck
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λ
π
τ
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√2
𝑒
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Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
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COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
F#
Factor
Forth
Fortran
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Go
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Groovy
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Hexagony
J
Janet
Java
JavaScript
jq
Julia
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Kotlin
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PHP
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R
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sed
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V
VimL
Wren
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05AB1E
ALGOL 68
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Erlang
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
Hole
All
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
Hilbert Curve
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
Mandelbrot
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
Partition Numbers
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
ROT13
Rule 110
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars GPT
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Apéry’s Constant
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
12 Days of Christmas
olleicua
3,853
2ms
24 Jun 2025
12 Days of Christmas
CaedenHarper
12,576
3ms
23 Jan 2025
12 Days of Christmas
Nyfii
26,113
6ms
27 Dec 2024
12 Days of Christmas
Liniarc
26,113
6ms
7 Dec 2024
12 Days of Christmas
Stockoh
13,422
3ms
17 Nov 2024
12 Days of Christmas
madeforlosers
26,113
5ms
7 Nov 2024
12 Days of Christmas
Brain-Boy-53
26,113
5ms
17 Jun 2024
12 Days of Christmas
HumanoidCPU
12,576
3ms
10 May 2024
12 Days of Christmas
elgan65536
12,282
3ms
3 Mar 2024
12 Days of Christmas
angel-p57
🥉
2,506
4ms
30 Dec 2023
12 Days of Christmas
dokutan
3,421
3ms
21 Oct 2023
12 Days of Christmas
FlorianCassayre
10,615
3ms
23 Sep 2023
12 Days of Christmas
adamnielson42
79,799
4ms
8 Aug 2023
12 Days of Christmas
msbranicky
12,558
3ms
7 Aug 2023
12 Days of Christmas
clemmers
26,113
6ms
30 Jul 2023
12 Days of Christmas
zakariamouhid
26,113
5ms
18 May 2023
12 Days of Christmas
jmerle
11,944
3ms
12 Feb 2023
12 Days of Christmas
neel11235813
12,576
3ms
4 Jan 2023
12 Days of Christmas
bricknellj
4,283
3ms
22 Nov 2022
12 Days of Christmas
DaCuteRaccoon
26,113
6ms
30 Sep 2022
12 Days of Christmas
KatieLG-Transpiler
40,795
3ms
24 Jun 2022
12 Days of Christmas
Noah-Fox
3,564
3ms
3 Jun 2022
12 Days of Christmas
Alfiecxn
26,113
5ms
5 May 2022
12 Days of Christmas
MichaelMBradley
19,763
4ms
6 Apr 2022
12 Days of Christmas
MichalMarsalek
12,925
3ms
9 Mar 2022
12 Days of Christmas
voytxt
31,673
3ms
9 Feb 2022
12 Days of Christmas
MeWhenI
12,881
3ms
29 Jan 2022
12 Days of Christmas
canissimia
💎
1,785
3ms
28 Dec 2021
12 Days of Christmas
stefangimmillaro
10,338
3ms
18 Dec 2021
12 Days of Christmas
sech1p
26,113
5ms
26 Jan 2021
12 Days of Christmas
rak1507
12,576
4ms
31 Dec 2020
12 Days of Christmas
xkacer
18,832
3ms
27 Dec 2020
12 Days of Christmas
KatieLG
26,113
5ms
24 Oct 2020
12 Days of Christmas
marcin7Cd
16,612
4ms
22 Oct 2020
12 Days of Christmas
Waffle3z
14,041
3ms
17 Oct 2020
12 Days of Christmas
GrayJoKing
🥈
2,445
3ms
16 Oct 2020
12 Days of Christmas
orthoplex
10,374
3ms
16 Jun 2020
12 Days of Christmas
vonKrafft
12,893
4ms
25 Mar 2020
12 Days of Christmas
rambox11
26,113
5ms
17 Dec 2019
12 Days of Christmas
jpotanin
26,125
6ms
7 Aug 2019
12 Days of Christmas
dymowski
12,765
4ms
29 Jul 2019
12 Days of Christmas
Edgex42
6,453
3ms
4 Jun 2019
12 Days of Christmas
cafehaine
44,123
3ms
8 Apr 2019
12 Days of Christmas
retrohun
72,305
4ms
7 Apr 2019