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𝑒
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brainfuck
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VimL
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05AB1E
APL
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
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Umka
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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
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Continued Fractions
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
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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
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Gray Code Encoder
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Happy Numbers (Long)
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Intersection
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ISBN
Jacobi Symbol
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Kolakoski Sequence
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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
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Sierpiński Triangle
themoonisacheese
53
468ms
10 days ago
Gray Code Decoder
themoonisacheese
14
2,448ms
10 days ago
Gray Code Encoder
themoonisacheese
18
1,011ms
12 days ago
Catalan Numbers
themoonisacheese
21
601ms
10 Mar 2026
Pangram Grep
themoonisacheese
19
590ms
6 Mar 2026
Alphabetic Numbers
HumanoidCPU
3,897
505ms
6 Mar 2026
Fizz Buzz
jelycocode
22
526ms
1 Mar 2026
Prime Numbers (Long)
jshholland
9
1,582ms
19 Feb 2026
Prime Numbers
jshholland
10
551ms
19 Feb 2026
Fractions
jshholland
19
628ms
19 Feb 2026
Card Number Validation
jshholland
35
779ms
19 Feb 2026
Abundant Numbers (Long)
jshholland
13
1,212ms
19 Feb 2026
Abundant Numbers
jshholland
14
693ms
19 Feb 2026
12 Days of Christmas
jshholland
441
813ms
19 Feb 2026
Emirp Numbers (Long)
jshholland
26
1,885ms
19 Feb 2026
Emirp Numbers
jshholland
26
1,001ms
19 Feb 2026
ROT13
jshholland
34
612ms
19 Feb 2026
Look and Say
themoonisacheese
31
539ms
18 Feb 2026
Tutorial
Ultra814
30
957ms
18 Feb 2026
Multitap Input
themoonisacheese
60
1,057ms
17 Feb 2026
Tutorial
FortuiteMan
80
976ms
3 Feb 2026
Christmas Trees
themoonisacheese
40
613ms
26 Jan 2026
π
Andrey2001
1,005
478ms
25 Jan 2026
Fibonacci
themoonisacheese
18
540ms
22 Jan 2026
Tutorial
Mefred
80
921ms
15 Jan 2026
𝑒
JOrE20
1,005
462ms
5 Jan 2026
Tutorial
HumanoidCPU
12
975ms
1 Jan 2026
Fizz Buzz
JOrE20
415
463ms
27 Dec 2025
ASCII Table
themoonisacheese
64
590ms
19 Dec 2025
Taxicab Numbers
kurkale6ka
4,162
495ms
12 Dec 2025
Sphenic Numbers
themoonisacheese
16
4,013ms
12 Dec 2025
Number Spiral
kurkale6ka
302
493ms
11 Dec 2025
Tutorial
kurkale6ka
28
969ms
10 Dec 2025
Reverse Polish Notation
themoonisacheese
21
646ms
9 Dec 2025
Fibonacci
voytxt
14
483ms
6 Dec 2025
Tower of Hanoi
KatieLG
4,089
525ms
30 Nov 2025
Smith Numbers
themoonisacheese
29
3,426ms
28 Nov 2025
Taxicab Numbers
HumanoidCPU
4,162
604ms
27 Nov 2025
Tutorial
JOrE20
12
959ms
26 Nov 2025
Taxicab Numbers
Shanethegamer
4,162
491ms
26 Nov 2025
Hexdump
themoonisacheese
67
654ms
20 Nov 2025
Kolakoski Sequence
HumanoidCPU
2,002
493ms
12 Nov 2025
Tutorial
TheDevilWillBeBee
30
936ms
7 Nov 2025
Tower of Hanoi
HumanoidCPU
3,579
447ms
6 Nov 2025
Tower of Hanoi
Shanethegamer
4,089
566ms
30 Oct 2025
Inventory Sequence
themoonisacheese
33
667ms
29 Oct 2025
Semiprime Numbers
themoonisacheese
16
3,590ms
27 Oct 2025
Tutorial
Babafaba
80
911ms
15 Oct 2025
Fizz Buzz
snoozingnewt
22
623ms
10 Oct 2025
Collatz
themoonisacheese
37
1,127ms
8 Oct 2025
Trinomial Triangle
themoonisacheese
35
666ms
7 Oct 2025
Pascal’s Triangle
themoonisacheese
36
706ms
7 Oct 2025
Fizz Buzz
LostSyntax21
26
581ms
2 Oct 2025
Tutorial
J09M
28
863ms
23 Sep 2025
Foo Fizz Buzz Bar
themoonisacheese
42
1,580ms
16 Sep 2025
Tutorial
snoozingnewt
12
1,054ms
15 Sep 2025
Fizz Buzz
madex
22
626ms
3 Sep 2025
Fizz Buzz
CaedenHarper
22
626ms
28 Aug 2025
Tutorial
Vexxter9
80
977ms
21 Aug 2025
Highly Composite Numbers
HumanoidCPU
394
516ms
18 Aug 2025
Hexagonal Spiral
HumanoidCPU
1,137
526ms
18 Aug 2025
Tutorial
dokutan
13
961ms
18 Aug 2025
Hilbert Curve
HumanoidCPU
5,120
522ms
18 Aug 2025
Abundant Numbers (Long)
HumanoidCPU
966
545ms
18 Aug 2025
Polyominoes
HumanoidCPU
3,566
525ms
18 Aug 2025
Recamán
HumanoidCPU
899
508ms
18 Aug 2025
Kaprekar Numbers
HumanoidCPU
442
541ms
18 Aug 2025
Happy Numbers
HumanoidCPU
109
530ms
18 Aug 2025
Happy Numbers (Long)
HumanoidCPU
554
548ms
18 Aug 2025
Emirp Numbers (Long)
HumanoidCPU
1,158
539ms
18 Aug 2025
Catalan Numbers
HumanoidCPU
2,874
527ms
18 Aug 2025
Tongue-twisters
HumanoidCPU
525
520ms
18 Aug 2025
Van Eck Sequence
HumanoidCPU
2,557
538ms
17 Aug 2025
Abundant Numbers
HumanoidCPU
165
507ms
16 Aug 2025
Foo Fizz Buzz Bar
dokutan
92
694ms
15 Aug 2025
Leap Years
dokutan
32
669ms
15 Aug 2025
Fizz Buzz
dokutan
60
654ms
15 Aug 2025
Look and Say
HumanoidCPU
1,281
554ms
15 Aug 2025
Farey Sequence
HumanoidCPU
4,356
528ms
15 Aug 2025
Diamonds
HumanoidCPU
1,105
515ms
14 Aug 2025