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APL
ArkScript
Arturo
Befunge
BQN
CJam
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Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
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Odin
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Qore
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Stax
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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
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
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Continued Fractions
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
Collatz
denkyuu1
79
20ms
6 hours ago
Collatz
spidunno
60
12ms
22 hours ago
Collatz
JOrE20
3,266
12ms
24 hours ago
Collatz
GolfingSuccess
56
905ms
29 hours ago
Collatz
blaztoma
70
22ms
2 days ago
Collatz
JOrE20
86
3ms
2 days ago
Collatz
rotemkm
74
21ms
4 days ago
Collatz
solisolu
80
3ms
4 days ago
Collatz
dokutan
79
7ms
4 days ago
Collatz
Steffan153
💎
53
892ms
5 days ago
Collatz
Heathcorp
101
126ms
5 days ago
Collatz
snoozingnewt
71
18ms
5 days ago
Collatz
Flekay
71
17ms
5 days ago
Collatz
Steffan153
91
37ms
6 days ago
Collatz
denkyuu1
56
44ms
7 days ago
Collatz
Steffan153
75
5ms
7 days ago
Collatz
elgan65536
91
131ms
7 days ago
Collatz
SectorCorruptor
88
22ms
8 days ago
Collatz
HunterC14
93
26ms
8 days ago
Collatz
bpharaldsson
87
353ms
9 days ago
Collatz
retrohun
4,233
1ms
9 days ago
Collatz
Yewzir
71
5ms
9 days ago
Collatz
dokutan
78
74ms
9 days ago
Collatz
frosster
77
5ms
9 days ago
Collatz
dokutan
89
425ms
9 days ago
Collatz
dokutan
76
2ms
9 days ago
Collatz
dokutan
96
58ms
9 days ago
Collatz
dokutan
83
28ms
9 days ago
Collatz
dokutan
70
8ms
9 days ago
Collatz
emgordon154
97
53ms
10 days ago
Collatz
Shanethegamer
3,233
8ms
10 days ago
Collatz
Shanethegamer
3,238
2ms
10 days ago
Collatz
Blendi-Goose
76
5ms
11 days ago
Collatz
frankgraziano
85
15ms
11 days ago
Collatz
bpharaldsson
73
20ms
12 days ago
Collatz
HumanoidCPU
3,238
1ms
12 days ago
Collatz
edsrzf
98
30ms
13 days ago
Collatz
Nwo5-trg
105
62ms
13 days ago
Collatz
Kinkade76
83
26ms
13 days ago
Collatz
osNiko
75
56ms
14 days ago
Collatz
JOrE20
1,839
201ms
15 days ago
Collatz
JOrE20
2,017
8ms
15 days ago
Collatz
JOrE20
72
18ms
15 days ago
Collatz
dokutan
109
172ms
16 days ago
Collatz
SwordF-Official
79
10ms
17 days ago
Collatz
plcc0
30
121ms
17 days ago
Collatz
plcc0
27
153ms
17 days ago
Collatz
netfri25
74
20ms
18 days ago
Collatz
JohnSwiftC
111
155ms
18 days ago
Collatz
novaspaced
115
57ms
19 days ago
Collatz
Vexxter9
89
3ms
19 days ago
Collatz
JOrE20
🥇
55
11ms
19 days ago
Collatz
JOrE20
132
26ms
19 days ago
Collatz
zzz13579zzz
104
61ms
20 days ago
Collatz
kmathis22
17,739
3ms
20 days ago
Collatz
matricronia
76
27ms
20 days ago
Collatz
Andrey2001
86
553ms
20 days ago
Collatz
samuel-thesing
109
893ms
21 days ago
Collatz
samuel-thesing
78
26ms
21 days ago
Collatz
5quiwyrm
82
5ms
21 days ago
Collatz
matricronia
80
2ms
22 days ago
Collatz
CaedenHarper
56
484ms
23 days ago
Collatz
plcc0
50
178ms
24 days ago
Collatz
Zuzu31
84
3ms
25 days ago
Collatz
DialFrost
78
6ms
25 days ago
Collatz
shandriy
60
11ms
26 days ago
Collatz
retrohun
4,407
1,812ms
26 days ago
Collatz
Pyroan
84
5ms
26 days ago
Collatz
AstroOrbis
90
52ms
27 days ago
Collatz
amazingalek
🥉
83
370ms
27 days ago
Collatz
Yax42
59
10ms
20 Jan 2026
Collatz
albanian-laundromat
73
3ms
20 Jan 2026
Collatz
skaravind
78
20ms
19 Jan 2026
Collatz
blaztoma
52
7ms
18 Jan 2026
Collatz
commandz0
54
573ms
18 Jan 2026
Collatz
DialFrost
🥈
160
1,669ms
17 Jan 2026
Collatz
JesseNoEyes
79
19ms
15 Jan 2026
Collatz
JesseNoEyes
83
5ms
15 Jan 2026
Collatz
prestosilver
106
169ms
15 Jan 2026
Collatz
arcpolaris
🥉
83
363ms
13 Jan 2026