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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
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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
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
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
Binary Lambda Calculus
Calendar
Connect Four
Continued Fractions
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
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p-adic Expansion
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Hole
Golfer
Chars
Time
Submitted
Gijswijt’s Sequence
dahrens
143
363ms
35 hours ago
Gijswijt’s Sequence
madeforlosers
150
517ms
6 days ago
Gijswijt’s Sequence
Babafaba
99
136ms
8 days ago
Gijswijt’s Sequence
bricknellj
108
657ms
14 days ago
Gijswijt’s Sequence
KasperKivimaeki
107
134ms
25 days ago
Gijswijt’s Sequence
BrunoVisnadi
107
1,141ms
19 Oct 2025
Gijswijt’s Sequence
luuumine
89
668ms
15 Oct 2025
Gijswijt’s Sequence
mossiegoat
126
987ms
14 Oct 2025
Gijswijt’s Sequence
CornerMercury
87
669ms
9 Oct 2025
Gijswijt’s Sequence
aksyristos
149
498ms
5 Oct 2025
Gijswijt’s Sequence
jacekwladzinski
135
2,192ms
4 Oct 2025
Gijswijt’s Sequence
blaztoma
118
674ms
28 Sep 2025
Gijswijt’s Sequence
snoozingnewt
81
1,363ms
28 Sep 2025
Gijswijt’s Sequence
davitf
93
9ms
24 Sep 2025
Gijswijt’s Sequence
CaedenHarper
110
1,738ms
20 Sep 2025
Gijswijt’s Sequence
BREMAUCY
139
450ms
26 Aug 2025
Gijswijt’s Sequence
Mikey-Beep
191
88ms
24 Aug 2025
Gijswijt’s Sequence
Upload-and-View
290
1,270ms
21 Aug 2025
Gijswijt’s Sequence
qpwoeirut
104
3,881ms
18 Aug 2025
Gijswijt’s Sequence
InigoK
108
906ms
14 Aug 2025
Gijswijt’s Sequence
Unknownuserfrommars
256
1,136ms
5 Aug 2025
Gijswijt’s Sequence
ThijsLuttikhuis
168
424ms
2 Aug 2025
Gijswijt’s Sequence
Zhenyu-Bo
309
3,387ms
31 Jul 2025
Gijswijt’s Sequence
emgordon154
77
11ms
29 Jul 2025
Gijswijt’s Sequence
YAJUE114514
120
166ms
28 Jul 2025
Gijswijt’s Sequence
andrewjc2000
103
4,959ms
25 Jul 2025
Gijswijt’s Sequence
ryyyn
96
78ms
20 Jul 2025
Gijswijt’s Sequence
RaBa21
108
493ms
19 Jul 2025
Gijswijt’s Sequence
dirckvdende
119
11ms
16 Jul 2025
Gijswijt’s Sequence
fkantelberg
118
370ms
14 Jul 2025
Gijswijt’s Sequence
Flekay
113
722ms
11 Jul 2025
Gijswijt’s Sequence
SB-945
89
1,080ms
4 Jun 2025
Gijswijt’s Sequence
rucin93
93
706ms
31 May 2025
Gijswijt’s Sequence
TheZwierzLF
129
677ms
27 May 2025
Gijswijt’s Sequence
KatieLG
84
2,370ms
25 May 2025
Gijswijt’s Sequence
albanian-laundromat
82
1,326ms
10 May 2025
Gijswijt’s Sequence
keelimeguy
94
1,624ms
7 May 2025
Gijswijt’s Sequence
plcc0
86
777ms
26 Apr 2025
Gijswijt’s Sequence
khvdm
🥇
64
11ms
13 Apr 2025
Gijswijt’s Sequence
frankgraziano
186
441ms
7 Apr 2025
Gijswijt’s Sequence
dokutan
80
243ms
29 Mar 2025
Gijswijt’s Sequence
JunkIce
302
13ms
5 Mar 2025
Gijswijt’s Sequence
ahmetdemirag
146
667ms
20 Feb 2025
Gijswijt’s Sequence
kevinnaviapaiva
187
676ms
13 Feb 2025
Gijswijt’s Sequence
klixel
132
413ms
24 Jan 2025
Gijswijt’s Sequence
croc54
151
1,137ms
8 Jan 2025
Gijswijt’s Sequence
AidanWalter
2,012
10ms
3 Jan 2025
Gijswijt’s Sequence
HumanoidCPU
96
464ms
17 Nov 2024
Gijswijt’s Sequence
lifthrasiir
81
611ms
16 Nov 2024
Gijswijt’s Sequence
wh3n3v3r
93
775ms
11 Nov 2024
Gijswijt’s Sequence
edsrzf
134
3,533ms
4 Nov 2024
Gijswijt’s Sequence
Mabeloid
2,012
9ms
4 Oct 2024
Gijswijt’s Sequence
mathisfun271
107
3,506ms
3 Oct 2024
Gijswijt’s Sequence
jatloe
87
675ms
2 Oct 2024
Gijswijt’s Sequence
alemelis
141
520ms
9 Sep 2024
Gijswijt’s Sequence
hiichbindermax
216
87ms
3 Sep 2024
Gijswijt’s Sequence
bizy-coder
108
10ms
24 Aug 2024
Gijswijt’s Sequence
duckyluuk
71
11ms
15 Aug 2024
Gijswijt’s Sequence
FranklinJiaChen
109
261ms
4 Aug 2024
Gijswijt’s Sequence
Steffan153
83
10ms
28 Jul 2024
Gijswijt’s Sequence
mbittner20
152
513ms
17 Jul 2024
Gijswijt’s Sequence
pardouin
🥇
64
11ms
11 Jul 2024
Gijswijt’s Sequence
stertooy
118
771ms
14 Jun 2024
Gijswijt’s Sequence
jared-hughes
111
3,308ms
12 Jun 2024
Gijswijt’s Sequence
Seek64
85
11ms
2 Jun 2024
Gijswijt’s Sequence
5cw
79
10ms
29 May 2024
Gijswijt’s Sequence
madex
115
434ms
24 May 2024
Gijswijt’s Sequence
jtaxen
188
95ms
17 May 2024
Gijswijt’s Sequence
77Tigers
225
87ms
14 May 2024
Gijswijt’s Sequence
inverseLorentz
164
964ms
21 Apr 2024
Gijswijt’s Sequence
elgan65536
108
10ms
3 Apr 2024
Gijswijt’s Sequence
Bmrl7
138
1,902ms
20 Mar 2024
Gijswijt’s Sequence
steffan-polygolf
85
11ms
8 Mar 2024
Gijswijt’s Sequence
neel11235813
81
696ms
27 Feb 2024
Gijswijt’s Sequence
yuchuehw
82
699ms
25 Feb 2024