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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
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Arabic to Roman
Arithmetic Numbers
Arrows
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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
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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
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p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
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Tutorial
Hole
Golfer
Chars
Time
Submitted
Gijswijt’s Sequence
KasperKivimaeki
107
133ms
5 days ago
Gijswijt’s Sequence
Babafaba
114
94ms
7 days ago
Gijswijt’s Sequence
BrunoVisnadi
107
1,185ms
11 days ago
Gijswijt’s Sequence
luuumine
89
816ms
15 days ago
Gijswijt’s Sequence
mossiegoat
126
1,019ms
16 days ago
Gijswijt’s Sequence
CornerMercury
87
668ms
21 days ago
Gijswijt’s Sequence
aksyristos
149
634ms
25 days ago
Gijswijt’s Sequence
jacekwladzinski
135
1,468ms
26 days ago
Gijswijt’s Sequence
blaztoma
118
727ms
28 Sep 2025
Gijswijt’s Sequence
snoozingnewt
81
747ms
28 Sep 2025
Gijswijt’s Sequence
davitf
93
10ms
24 Sep 2025
Gijswijt’s Sequence
CaedenHarper
110
1,802ms
20 Sep 2025
Gijswijt’s Sequence
BREMAUCY
139
570ms
26 Aug 2025
Gijswijt’s Sequence
Mikey-Beep
191
98ms
24 Aug 2025
Gijswijt’s Sequence
Upload-and-View
290
1,347ms
21 Aug 2025
Gijswijt’s Sequence
qpwoeirut
104
4,021ms
18 Aug 2025
Gijswijt’s Sequence
InigoK
108
952ms
14 Aug 2025
Gijswijt’s Sequence
Unknownuserfrommars
256
1,175ms
5 Aug 2025
Gijswijt’s Sequence
ThijsLuttikhuis
168
457ms
2 Aug 2025
Gijswijt’s Sequence
Zhenyu-Bo
309
3,167ms
31 Jul 2025
Gijswijt’s Sequence
emgordon154
77
15ms
29 Jul 2025
Gijswijt’s Sequence
YAJUE114514
120
192ms
28 Jul 2025
Gijswijt’s Sequence
andrewjc2000
103
4,755ms
25 Jul 2025
Gijswijt’s Sequence
ryyyn
96
90ms
20 Jul 2025
Gijswijt’s Sequence
RaBa21
108
551ms
19 Jul 2025
Gijswijt’s Sequence
dirckvdende
119
11ms
16 Jul 2025
Gijswijt’s Sequence
fkantelberg
118
358ms
14 Jul 2025
Gijswijt’s Sequence
Flekay
113
740ms
11 Jul 2025
Gijswijt’s Sequence
SB-945
89
1,085ms
4 Jun 2025
Gijswijt’s Sequence
rucin93
93
830ms
31 May 2025
Gijswijt’s Sequence
TheZwierzLF
129
702ms
27 May 2025
Gijswijt’s Sequence
KatieLG
84
2,393ms
25 May 2025
Gijswijt’s Sequence
bricknellj
110
1,135ms
23 May 2025
Gijswijt’s Sequence
albanian-laundromat
82
1,413ms
10 May 2025
Gijswijt’s Sequence
madeforlosers
2,012
14ms
9 May 2025
Gijswijt’s Sequence
keelimeguy
94
1,733ms
7 May 2025
Gijswijt’s Sequence
plcc0
86
911ms
26 Apr 2025
Gijswijt’s Sequence
khvdm
🥇
64
12ms
13 Apr 2025
Gijswijt’s Sequence
frankgraziano
186
481ms
7 Apr 2025
Gijswijt’s Sequence
dokutan
80
269ms
29 Mar 2025
Gijswijt’s Sequence
JunkIce
302
14ms
5 Mar 2025
Gijswijt’s Sequence
ahmetdemirag
146
665ms
20 Feb 2025
Gijswijt’s Sequence
kevinnaviapaiva
187
780ms
13 Feb 2025
Gijswijt’s Sequence
klixel
132
489ms
24 Jan 2025
Gijswijt’s Sequence
croc54
151
1,233ms
8 Jan 2025
Gijswijt’s Sequence
AidanWalter
2,012
10ms
3 Jan 2025
Gijswijt’s Sequence
HumanoidCPU
96
535ms
17 Nov 2024
Gijswijt’s Sequence
lifthrasiir
81
630ms
16 Nov 2024
Gijswijt’s Sequence
wh3n3v3r
93
809ms
11 Nov 2024
Gijswijt’s Sequence
edsrzf
134
3,920ms
4 Nov 2024
Gijswijt’s Sequence
Mabeloid
2,012
11ms
4 Oct 2024
Gijswijt’s Sequence
mathisfun271
107
3,631ms
3 Oct 2024
Gijswijt’s Sequence
jatloe
87
761ms
2 Oct 2024
Gijswijt’s Sequence
alemelis
141
505ms
9 Sep 2024
Gijswijt’s Sequence
hiichbindermax
216
96ms
3 Sep 2024
Gijswijt’s Sequence
bizy-coder
108
12ms
24 Aug 2024
Gijswijt’s Sequence
duckyluuk
71
11ms
15 Aug 2024
Gijswijt’s Sequence
FranklinJiaChen
109
311ms
4 Aug 2024
Gijswijt’s Sequence
Steffan153
83
14ms
28 Jul 2024
Gijswijt’s Sequence
mbittner20
152
525ms
17 Jul 2024
Gijswijt’s Sequence
pardouin
🥇
64
13ms
11 Jul 2024
Gijswijt’s Sequence
stertooy
118
807ms
14 Jun 2024
Gijswijt’s Sequence
jared-hughes
111
3,573ms
12 Jun 2024
Gijswijt’s Sequence
Seek64
85
11ms
2 Jun 2024
Gijswijt’s Sequence
5cw
79
11ms
29 May 2024
Gijswijt’s Sequence
madex
115
437ms
24 May 2024
Gijswijt’s Sequence
jtaxen
188
123ms
17 May 2024
Gijswijt’s Sequence
77Tigers
225
95ms
14 May 2024
Gijswijt’s Sequence
inverseLorentz
164
1,162ms
21 Apr 2024
Gijswijt’s Sequence
elgan65536
108
13ms
3 Apr 2024
Gijswijt’s Sequence
Bmrl7
138
2,036ms
20 Mar 2024
Gijswijt’s Sequence
steffan-polygolf
85
13ms
8 Mar 2024
Gijswijt’s Sequence
neel11235813
81
715ms
27 Feb 2024
Gijswijt’s Sequence
yuchuehw
82
734ms
25 Feb 2024
Gijswijt’s Sequence
neihousaigaai
127
350ms
13 Feb 2024