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12 Days of Christmas
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brainfuck
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Day of Week
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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
Gray Code Decoder
Gray Code Encoder
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
Minesweeper
Morse Decoder
Morse Encoder
Multitap Input
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)
Taxicab Numbers
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Apéry’s Constant
Binary Lambda Calculus
Chess960 Decoder
Chess960 Encoder
Crossword
CSS Colors (Inverse)
CSS Grid
Dragon Curve
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
Huffman Encoder
NFA Simulator
Nim
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Turtle
Tutorial
Ulam Sequence
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><>
ALGOL 68
ArkScript
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
Erlang
F#
Factor
Forth
Fortran
Gleam
Go
GolfScript
Groovy
Haskell
Hexagony
iogii
J
Janet
Java
JavaScript
jq
Julia
K
Kotlin
Lua
Nim
OCaml
Pascal
Perl
PHP
PowerShell
Prolog
Python
R
Raku
Rockstar
Ruby
Rust
Scheme
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
Experimental Language
05AB1E
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
ZuzuScript
Hole
All
12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Alphabetic Numbers
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Connect Four
Continued Fractions
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
Gray Code Decoder
Gray Code Encoder
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
Minesweeper
Morse Decoder
Morse Encoder
Multitap Input
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)
Taxicab Numbers
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Tower of Hanoi
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
Binary Lambda Calculus
Chess960 Decoder
Chess960 Encoder
Crossword
CSS Colors (Inverse)
CSS Grid
Dragon Curve
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
Huffman Encoder
NFA Simulator
Nim
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Turtle
Tutorial
Ulam Sequence
Hole
Golfer
Chars
Time
Submitted
Fibonacci
prestosilver
37
720ms
8 hours ago
Partition Numbers
CaedenHarper
64
1,702ms
14 hours ago
Nim
CaedenHarper
102
767ms
20 hours ago
Divisors
retrohun
1,176
649ms
2 days ago
Nim
edsrzf
74
1,978ms
3 days ago
Nim
Steffan153
74
876ms
3 days ago
γ
retrohun
1,009
646ms
7 days ago
τ
retrohun
1,009
823ms
7 days ago
Gray Code Decoder
error256
52
4,802ms
7 days ago
Gray Code Decoder
Steffan153
🥇
46
4,990ms
7 days ago
24 Game
CaedenHarper
🥈
505
4,339ms
7 days ago
Semiprime Numbers
albanian-laundromat
80
1,953ms
7 days ago
Arabic to Roman
edsrzf
🥉
96
1,245ms
8 days ago
Fibonacci
albanian-laundromat
35
731ms
9 days ago
Fibonacci
JOrE20
36
754ms
9 days ago
Lucky Tickets
edsrzf
🥉
83
884ms
11 days ago
Calendar
sean-niemann
💎
107
903ms
11 days ago
Quine
scpchicken
🥇
38
664ms
11 days ago
Polyominoes
edsrzf
🥇
114
1,293ms
12 days ago
ln 2
CaedenHarper
56
1,136ms
13 days ago
Divisors
prestosilver
47
856ms
13 days ago
Quine
sisyphus-ppcg
🥇
38
655ms
13 days ago
Fibonacci
sisyphus-ppcg
🥇
34
721ms
13 days ago
ASCII Table
DialFrost
111
870ms
14 days ago
Partition Numbers
scpchicken
74
790ms
14 days ago
Partition Numbers
JOrE20
75
932ms
14 days ago
Sphenic Numbers
JOrE20
70
4,180ms
14 days ago
Lucky Numbers
prestosilver
80
939ms
14 days ago
τ
edsrzf
💎
48
1,716ms
15 days ago
π
edsrzf
🥇
48
1,636ms
15 days ago
Lucky Tickets
Steffan153
🥇
82
1,071ms
15 days ago
Lucky Tickets
sean-niemann
🥇
82
1,255ms
15 days ago
Catalan’s Constant
edsrzf
💎
65
994ms
15 days ago
Transpose Sentence
sean-niemann
💎
67
1,136ms
15 days ago
Topological Sort
sean-niemann
🥉
80
1,763ms
15 days ago
Transpose Sentence
Steffan153
🥈
68
971ms
16 days ago
Transpose Sentence
CornerMercury
77
865ms
16 days ago
Transpose Sentence
xsot
77
1,008ms
16 days ago
Transpose Sentence
edsrzf
🥈
68
987ms
16 days ago
Topological Sort
edsrzf
81
1,410ms
16 days ago
γ
CaedenHarper
95
4,883ms
16 days ago
γ
edsrzf
🥇
73
4,963ms
17 days ago
Forsyth–Edwards Notation
edsrzf
🥈
84
848ms
17 days ago
Kolakoski Sequence
Steffan153
🥇
50
865ms
18 days ago
√2
CornerMercury
55
938ms
18 days ago
Fibonacci
RealBen9
42
800ms
18 days ago
Kolakoski Sequence
sean-niemann
🥇
50
928ms
18 days ago
Proximity Grid
edsrzf
🥇
96
969ms
18 days ago
Star Wars GPT
prestosilver
130
1,074ms
19 days ago
Gijswijt’s Sequence
prestosilver
122
1,535ms
19 days ago
Divisors
RealBen9
56
841ms
20 days ago
Pernicious Numbers
prestosilver
50
853ms
20 days ago
Pernicious Numbers (Long)
prestosilver
59
902ms
20 days ago
Medal Tally
prestosilver
165
994ms
20 days ago
Quine
prestosilver
44
1,000ms
20 days ago
Ulam Sequence
prestosilver
94
1,897ms
20 days ago
Abundant Numbers (Long)
prestosilver
49
1,096ms
20 days ago
Billiards
edsrzf
💎
105
1,300ms
20 days ago
Foo Fizz Buzz Bar
Orsailius
86
1,011ms
20 days ago
Fizz Buzz
Orsailius
56
842ms
20 days ago
Collatz
prestosilver
60
1,088ms
21 days ago
Spelling Numbers
prestosilver
307
1,186ms
21 days ago
Pangram Grep
prestosilver
69
1,025ms
21 days ago
brainfuck
prestosilver
245
1,786ms
21 days ago
ISBN
prestosilver
75
852ms
21 days ago
United States
prestosilver
500
1,409ms
21 days ago
Tutorial
LaconicLuna
135
1,336ms
21 days ago
Multitap Input
CornerMercury
92
1,101ms
21 days ago
Zeckendorf Representation
CornerMercury
85
1,184ms
21 days ago
PalindromemordnilaP
CornerMercury
62
1,075ms
21 days ago
Leyland Numbers
CornerMercury
70
1,099ms
22 days ago
Connect Four
prestosilver
212
1,806ms
22 days ago
Reverse Polish Notation
xsot
🥈
86
3,751ms
22 days ago
Collatz
Yewzir
60
1,465ms
23 days ago
Arabic to Roman
Yewzir
138
1,571ms
23 days ago
φ
Yewzir
66
1,968ms
23 days ago
CSS Colors
Steffan153
💎
261
1,074ms
24 days ago
CSS Colors
edsrzf
🥈
267
1,044ms
24 days ago
Connect Four
Steffan153
🥇
108
2,139ms
25 days ago
Connect Four
edsrzf
🥇
108
1,788ms
25 days ago
Nim
CornerMercury
90
1,334ms
25 days ago
Catalan Numbers
Orsailius
55
1,463ms
25 days ago
Connect Four
CornerMercury
🥉
115
2,176ms
25 days ago
Poker
Steffan153
💎
139
1,844ms
26 days ago
Star Wars GPT
Steffan153
💎
81
1,416ms
26 days ago
Star Wars GPT
xsot
🥈
82
1,344ms
26 days ago
Foo Fizz Buzz Bar
RealBen9
96
979ms
26 days ago
99 Bottles of Beer
RealBen9
194
1,008ms
26 days ago
Nim
albanian-laundromat
82
1,074ms
27 days ago
Van Eck Sequence
Steffan153
🥇
48
926ms
27 days ago
Catalan Numbers
prestosilver
73
1,001ms
27 days ago
Van Eck Sequence
prestosilver
62
946ms
27 days ago
Partition Numbers
prestosilver
69
1,085ms
27 days ago
Van Eck Sequence
sean-niemann
🥇
48
983ms
27 days ago
Gray Code Decoder
CaedenHarper
50
1,167ms
27 days ago
Catalan Numbers
albanian-laundromat
39
1,077ms
27 days ago
Look and Say
prestosilver
99
887ms
2 Jun 2026
Tower of Hanoi
prestosilver
71
904ms
2 Jun 2026
Happy Numbers (Long)
prestosilver
79
1,074ms
2 Jun 2026
Tongue-twisters
prestosilver
302
964ms
2 Jun 2026