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ALGOL 68
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APL
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Hy
Knight
Lily
Luau
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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
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Tutorial
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Hole
Golfer
Bytes
Time
Submitted
Spelling Numbers
DialFrost
402
376ms
9 days ago
Spelling Numbers
Steffan153
💎
205
430ms
9 days ago
Spelling Numbers
kmathis22
390
424ms
26 May 2026
Spelling Numbers
Jonson26
545
408ms
25 May 2026
Spelling Numbers
janbehrens
375
443ms
16 May 2026
Spelling Numbers
Lydxn
🥉
274
411ms
10 May 2026
Spelling Numbers
sultan
393
383ms
14 Apr 2026
Spelling Numbers
CaedenHarper
425
473ms
22 Mar 2026
Spelling Numbers
ravnskjaer
738
427ms
15 Dec 2025
Spelling Numbers
h3ra993huskp
392
387ms
30 Nov 2025
Spelling Numbers
MeWhenI
🥈
265
673ms
7 Nov 2025
Spelling Numbers
dokutan
414
495ms
23 Oct 2025
Spelling Numbers
namelessiw
407
482ms
10 Oct 2025
Spelling Numbers
stefangimmillaro
426
526ms
6 Oct 2025
Spelling Numbers
Schmitt-Very-Cool
525
425ms
3 Oct 2025
Spelling Numbers
sean-niemann
414
555ms
24 Sep 2025
Spelling Numbers
Shanethegamer
292
475ms
24 Sep 2025
Spelling Numbers
snoozingnewt
543
578ms
24 Sep 2025
Spelling Numbers
KatieLG
27,674
465ms
24 Sep 2025
Spelling Numbers
Apataras
591
482ms
12 Aug 2025
Spelling Numbers
joshuaxie8
579
419ms
9 Jul 2025
Spelling Numbers
yuchuehw
574
419ms
1 Jan 2024
Spelling Numbers
chartung17
460
442ms
1 Jan 2024
Spelling Numbers
cbrt-x
886
451ms
16 Oct 2023
Spelling Numbers
cnelson20
1,030
435ms
11 Oct 2022
Spelling Numbers
KatieLG-Transpiler
35,853
675ms
7 Jul 2022
Spelling Numbers
bwat2
572
452ms
24 May 2022
Spelling Numbers
Feluxus
532
424ms
15 Nov 2021
Spelling Numbers
primo-ppcg
383
408ms
29 Sep 2021
Spelling Numbers
menglishca
671
429ms
5 Aug 2021
Spelling Numbers
fisherthomas14
738
439ms
13 May 2021
Spelling Numbers
lukehewittvandy
777
439ms
13 May 2021
Spelling Numbers
neihousaigaai
394
443ms
2 Apr 2021
Spelling Numbers
baumpilz
492
459ms
20 Jan 2021
Spelling Numbers
jetzerv
896
449ms
17 Dec 2020
Spelling Numbers
xdavidjung
1,243
442ms
24 Apr 2020