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ALGOL 68
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Dart
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iogii
J
Janet
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jq
Julia
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Python
R
Raku
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sed
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Swift
Tcl
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V
VimL
Wren
Zig
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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
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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
Chess Move Validation
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
Nim
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
Ulam Sequence
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
Langton’s Ant
Lyndon Factorization
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Thue–Morse Constant
Turtle
Tutorial
Yellowstone Permutation
Hole
Golfer
Bytes
Time
Submitted
Collatz
emgordon154
114
276ms
3 days ago
Collatz
albanian-laundromat
106
272ms
5 days ago
Collatz
JayXon
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104
294ms
17 days ago
Collatz
kkoenig
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104
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125
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4,272
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madeforlosers
128
289ms
9 Apr 2026
Collatz
edsrzf
109
302ms
5 Apr 2026
Collatz
KasperKivimaeki
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104
294ms
10 Dec 2025
Collatz
snoozingnewt
121
307ms
8 Oct 2025
Collatz
CaedenHarper
108
312ms
5 Oct 2025
Collatz
Yax42
126
313ms
4 Oct 2025
Collatz
cduerm
118
308ms
19 Sep 2025
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109
311ms
6 Sep 2025
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kmathis22
134
310ms
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Collatz
targrik
110
303ms
30 Jun 2025
Collatz
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125
306ms
11 May 2025
Collatz
ComputerKWasTaken
120
301ms
20 Jan 2025
Collatz
Mabeloid
4,277
291ms
17 Sep 2024
Collatz
HumanoidCPU
3,273
319ms
26 Aug 2024
Collatz
dokutan
122
297ms
15 Jul 2024
Collatz
sean-niemann
109
307ms
25 May 2024
Collatz
arctouch-cristiannevianna
121
318ms
15 Apr 2024
Collatz
Grrisly
114
309ms
25 Mar 2024
Collatz
wearsunscreen
158
315ms
17 Feb 2024
Collatz
Yewzir
117
306ms
7 Feb 2024
Collatz
xbxbxb007
159
317ms
10 Jan 2024
Collatz
Shanethegamer
111
297ms
21 Nov 2023
Collatz
jerrandolph
121
304ms
21 Oct 2023
Collatz
hotmanga
160
314ms
20 Oct 2023
Collatz
weliveinhell
123
318ms
2 Oct 2023
Collatz
stefangimmillaro
112
323ms
26 Sep 2023
Collatz
msbranicky
127
310ms
8 Sep 2023
Collatz
steven-purcell
395
309ms
4 Aug 2023
Collatz
Re-Adventures
116
314ms
16 Jul 2023
Collatz
eli-siegel
163
314ms
30 Jun 2023
Collatz
odsteel
126
314ms
30 Mar 2023
Collatz
MeWhenI
110
316ms
9 Feb 2023
Collatz
Bodo171
163
317ms
15 Jan 2023
Collatz
Betuaredead
124
308ms
5 Jan 2023
Collatz
kimbo
119
322ms
28 Dec 2022
Collatz
retrohun
4,277
317ms
27 Dec 2022
Collatz
nstearns96
126
311ms
13 Dec 2022
Collatz
KatieLG
115
320ms
25 Sep 2022
Collatz
ibeucaly
120
312ms
20 Sep 2022
Collatz
destofr
126
302ms
23 Aug 2022
Collatz
WindbeutelBaron
130
316ms
18 Aug 2022
Collatz
KatieLG-Transpiler
3,275
306ms
24 Jun 2022
Collatz
dkbednarczyk
122
308ms
5 Jun 2022
Collatz
j-Ewan
121
305ms
13 May 2022
Collatz
Lydxn
108
310ms
6 May 2022
Collatz
emplv
111
304ms
5 May 2022
Collatz
nwellnhof
111
303ms
4 May 2022
Collatz
JRaspass
122
328ms
4 May 2022