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√2
𝑒
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ALGOL 68
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
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
ArkScript
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
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
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
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
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)
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
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Alphabetic Numbers
AlephSquirrel
92
23ms
40 hours ago
Alphabetic Numbers
HumanoidCPU
3,903
7ms
40 hours ago
Alphabetic Numbers
edsrzf
89
56ms
2 days ago
Alphabetic Numbers
GolfingSuccess
90
55ms
2 days ago
Alphabetic Numbers
kg583
89
56ms
2 days ago
Tower of Hanoi
plcc0
99
8ms
3 days ago
QR Decoder
kg583
💎
223
6ms
4 days ago
Continued Fractions
edsrzf
🥈
132
11ms
7 days ago
Pangram Grep
edsrzf
💎
91
8ms
7 days ago
Leyland Numbers
kg583
🥇
101
91ms
8 days ago
Continued Fractions
kg583
💎
129
8ms
8 days ago
99 Bottles of Beer
kg583
💎
212
14ms
9 days ago
Evil Numbers
JOrE20
53
6ms
10 days ago
Odious Numbers
JOrE20
53
5ms
10 days ago
Taxicab Numbers
kg583
118
2,811ms
10 days ago
Spelling Numbers
JOrE20
49
13ms
10 days ago
Fractions
not-a-pokemon
86
6ms
11 days ago
ROT13
kg583
🥈
115
17ms
11 days ago
Multitap Input
kg583
💎
142
10ms
12 days ago
Polyominoes
kg583
🥉
283
778ms
15 days ago
ISBN
kg583
🥈
123
8ms
15 days ago
Card Number Validation
kg583
💎
111
7ms
15 days ago
Musical Chords
kg583
258
26ms
15 days ago
ln 2
JOrE20
1,014
8ms
16 days ago
Arrows
edsrzf
🥈
162
30ms
16 days ago
Van Eck Sequence
JOrE20
2,569
7ms
16 days ago
Sudoku
kg583
💎
524
797ms
20 days ago
CSS Colors
kg583
785
340ms
20 days ago
Levenshtein Distance
kg583
💎
192
1,125ms
20 days ago
Tutorial
janAkali
176
7ms
21 days ago
Fibonacci
Steffan153
50
5ms
22 days ago
Tower of Hanoi
tomh1012
108
9ms
23 days ago
Partition Numbers
GolfingSuccess
106
124ms
23 days ago
Intersection
kg583
🥇
144
16ms
24 days ago
Catalan Numbers
GolfingSuccess
62
6ms
26 days ago
Smooth Numbers
GolfingSuccess
124
590ms
27 days ago
Pangram Grep
tomh1012
160
17ms
6 Feb 2026
Niven Numbers (Long)
edsrzf
92
90ms
4 Feb 2026
Tic-tac-toe
kg583
💎
132
324ms
4 Feb 2026
ISBN
tomh1012
186
11ms
3 Feb 2026
Arabic to Roman
not-a-pokemon
🥇
49
19ms
3 Feb 2026
Tutorial
FortuiteMan
176
6ms
3 Feb 2026
Multitap Input
edsrzf
🥈
143
21ms
3 Feb 2026
Reversi
kg583
🥈
173
1,389ms
3 Feb 2026
Reversi
edsrzf
💎
170
745ms
2 Feb 2026
λ
Andrey2001
1,017
5ms
2 Feb 2026
π
JOrE20
1,017
5ms
1 Feb 2026
τ
JOrE20
1,017
5ms
1 Feb 2026
PalindromemordnilaP
edsrzf
💎
104
10ms
31 Jan 2026
ROT13
GolfingSuccess
120
18ms
31 Jan 2026
Card Number Validation
edsrzf
🥈
113
6ms
29 Jan 2026
Prime Numbers
Andrey2001
79
5ms
29 Jan 2026
Kolakoski Constant
JOrE20
1,038
5ms
28 Jan 2026
π
Andrey2001
1,011
5ms
25 Jan 2026
Fibonacci
Andrey2001
68
5ms
23 Jan 2026
Pernicious Numbers (Long)
DialFrost
🥇
58
46ms
23 Jan 2026
Mahjong
edsrzf
🥈
360
183ms
23 Jan 2026
Tongue-twisters
kg583
381
7ms
21 Jan 2026
Look and Say
edsrzf
💎
110
12ms
20 Jan 2026
Quine
Kacarott
🥇
26
5ms
19 Jan 2026
Number Spiral
edsrzf
152
7ms
17 Jan 2026
Tutorial
Mefred
176
6ms
15 Jan 2026
Tutorial
Kacarott
176
6ms
15 Jan 2026
Cubes
kg583
💎
202
7ms
15 Jan 2026
Gray Code Decoder
GolfingSuccess
85
25ms
14 Jan 2026
Niven Numbers
DialFrost
73
6ms
12 Jan 2026
Tower of Hanoi
Jacob385
3,591
6ms
9 Jan 2026
Tower of Hanoi
anter69
3,590
6ms
8 Jan 2026
Catalan’s Constant
JOrE20
1,017
6ms
6 Jan 2026
ISBN
JOrE20
226
10ms
6 Jan 2026
Catalan Numbers
JOrE20
86
6ms
5 Jan 2026
Calendar
edsrzf
🥉
253
34ms
4 Jan 2026
√2
JOrE20
1,017
5ms
4 Jan 2026
φ
JOrE20
1,017
5ms
4 Jan 2026
Fibonacci
neosimsim
158
5ms
4 Jan 2026
Spelling Numbers
Kacarott
🥇
48
9ms
2 Jan 2026
Tower of Hanoi
scpchicken
157
9ms
1 Jan 2026
Minesweeper
kg583
💎
147
296ms
30 Dec 2025
Hilbert Curve
CLOStrophobic
🥉
662
98ms
30 Dec 2025
Ten-pin Bowling
edsrzf
🥈
211
19ms
30 Dec 2025