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iogii
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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
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)
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
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Snake
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Tutorial
Hole
Golfer
Chars
Time
Submitted
Look and Say
jusaka
1,327
1,799ms
28 hours ago
Look and Say
09cf
123
450ms
10 Dec 2025
Look and Say
KasperKivimaeki
171
447ms
9 Dec 2025
Look and Say
dokutan
240
2,931ms
26 Sep 2025
Look and Say
gigaprofisi
262
1,489ms
22 Jul 2025
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gastropner
167
427ms
6 Jul 2025
Look and Say
adcpetechsoft
434
1,413ms
14 Mar 2025
Look and Say
CaedenHarper
1,314
59ms
23 Jan 2025
Look and Say
Herbert00709
197
61ms
27 Nov 2024
Look and Say
snyderek
114
57ms
10 Nov 2024
Look and Say
Shanethegamer
1,314
56ms
30 Oct 2024
Look and Say
Mabeloid
1,342
1,407ms
20 Sep 2024
Look and Say
zygoloid
🥈
111
57ms
6 Aug 2024
Look and Say
tailorspy
132
58ms
6 Aug 2024
Look and Say
xsot
122
63ms
22 Jul 2024
Look and Say
ovs-code
💎
110
59ms
29 Apr 2024
Look and Say
HumanoidCPU
270
1,389ms
19 Apr 2024
Look and Say
KatieLG
1,354
1,977ms
23 Mar 2024
Look and Say
bac0id
678
56ms
23 Feb 2024
Look and Say
roupiq
134
448ms
18 Feb 2024
Look and Say
Yewzir
156
531ms
9 Feb 2024
Look and Say
mimasz789
118
63ms
29 Nov 2023
Look and Say
drabart
1,330
55ms
19 Nov 2023
Look and Say
MateuszPietrzak
199
3,002ms
19 Nov 2023
Look and Say
wojtekmal
197
520ms
8 Nov 2023
Look and Say
Alex-x90
133
451ms
13 Apr 2023
Look and Say
aksyristos
308
2,942ms
9 Feb 2023
Look and Say
inventshah
122
445ms
29 Jan 2023
Look and Say
sean-niemann
148
3,058ms
7 Jan 2023
Look and Say
retrohun
1,342
1,386ms
28 Dec 2022
Look and Say
astdefu
199
1,813ms
8 Dec 2022
Look and Say
DialFrost
302
1,543ms
8 Dec 2022
Look and Say
janbehrens
175
2,840ms
20 Nov 2022
Look and Say
BlankSpruce
232
63ms
8 Oct 2022
Look and Say
KatieLG-Transpiler
1,377
1,384ms
24 Jun 2022
Look and Say
jared-hughes
175
2,946ms
24 Jun 2022
Look and Say
MeWhenI
1,314
55ms
8 May 2022
Look and Say
DaCuteRaccoon
311
1,399ms
22 Apr 2022
Look and Say
JGDoerrer
198
452ms
14 Jan 2022
Look and Say
nwellnhof
🥈
111
439ms
3 Jan 2022