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Egel
Erlang
Fennel
Harbour
Hare
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Hush
Hy
iogii
Knight
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Picat
Qore
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Rebol
Rexx
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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
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
Morse Decoder
Morse Encoder
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
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
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Collatz
Jacob385
🥈
89
365ms
3 days ago
Collatz
jkelly467
94
357ms
7 days ago
Collatz
kmathis22
94
672ms
16 days ago
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CaedenHarper
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89
353ms
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Collatz
snoozingnewt
95
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22 days ago
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89
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98
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133
526ms
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m-tkach
🥈
89
364ms
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Collatz
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97
366ms
25 Sep 2025
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nwellnhof
🥈
89
631ms
25 Sep 2025
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89
625ms
25 Sep 2025
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88
608ms
24 Sep 2025
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89
533ms
24 Sep 2025
Collatz
dokutan
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89
369ms
24 Sep 2025
Collatz
albanian-laundromat
94
644ms
24 Sep 2025
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ovs-code
🥈
89
368ms
24 Sep 2025
Collatz
DialFrost
🥈
89
429ms
24 Sep 2025
Collatz
KatieLG
3,273
366ms
24 Sep 2025
Collatz
katss2
141
414ms
19 Sep 2025
Collatz
matas132
141
438ms
16 Sep 2025
Collatz
plastic-bottle
126
330ms
27 Aug 2025
Collatz
Apataras
127
479ms
16 Jul 2025
Collatz
clayboll99
160
311ms
15 Jul 2025
Collatz
TheZwierzLF
136
573ms
2 Jun 2025
Collatz
noescareno
134
417ms
31 May 2025
Collatz
0dyse
135
529ms
23 Apr 2025
Collatz
Chinay-Domitrix
149
310ms
29 Mar 2025
Collatz
yoshykai
129
466ms
27 Mar 2025
Collatz
noahdorsch
168
584ms
6 Mar 2025
Collatz
kevinnaviapaiva
245
367ms
18 Feb 2025
Collatz
Kian1031
251
317ms
28 Jan 2025
Collatz
GeneralFabian
151
312ms
2 Dec 2024
Collatz
mrondon8
126
492ms
2 Dec 2024
Collatz
yashima
141
415ms
19 Oct 2024
Collatz
Mabeloid
4,297
310ms
17 Sep 2024
Collatz
ravnskjaer
133
345ms
11 Sep 2024
Collatz
bac0id
129
309ms
29 Jun 2024
Collatz
eMGeeneer
126
306ms
15 Jun 2024
Collatz
luca1339
156
483ms
10 Jun 2024
Collatz
Maximizer02
135
306ms
8 Jun 2024
Collatz
HumanoidCPU
131
321ms
7 May 2024
Collatz
LunaHD24
159
341ms
30 Apr 2024
Collatz
carlosbviteri
208
525ms
25 Apr 2024
Collatz
deancureton
146
502ms
24 Mar 2024
Collatz
SpiritAxolotl
132
502ms
20 Mar 2024
Collatz
msbranicky
145
325ms
9 Jan 2024
Collatz
tigerdan2
127
310ms
19 Dec 2023
Collatz
azka1368
138
316ms
23 Nov 2023
Collatz
Blockyheadman
132
495ms
1 Nov 2023
Collatz
MrGagnonHPS
134
326ms
1 Nov 2023
Collatz
madeforlosers
132
317ms
26 Oct 2023
Collatz
h3ra993huskp
127
452ms
17 Sep 2023
Collatz
jonah1068
162
523ms
15 Sep 2023
Collatz
crizin
136
368ms
9 Sep 2023
Collatz
aDwarfNamedUrist
150
545ms
30 Aug 2023
Collatz
Pyro569
150
428ms
20 Jul 2023
Collatz
hidude562
155
414ms
21 Jun 2023
Collatz
weber-hge
294
420ms
13 Jun 2023
Collatz
lukashert
129
338ms
7 Jun 2023
Collatz
Widgitty
130
398ms
29 May 2023
Collatz
atazzam
186
318ms
20 May 2023
Collatz
OriEy
135
319ms
27 Apr 2023
Collatz
Koubidoo
383
583ms
21 Mar 2023
Collatz
ToxicP1e
139
437ms
2 Mar 2023
Collatz
Geird
155
513ms
22 Feb 2023
Collatz
piano-miles
129
477ms
8 Feb 2023
Collatz
SiestaGuru
131
380ms
9 Jan 2023
Collatz
annaproxy
126
398ms
7 Jan 2023
Collatz
Betuaredead
126
325ms
5 Jan 2023
Collatz
retrohun
4,297
401ms
27 Dec 2022
Collatz
Luca2812
127
408ms
12 Dec 2022