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hole will go live in approximately
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. Why not try and solve it ahead of time?
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Fennel
Harbour
Hare
Haxe
Hush
Hy
Knight
Lily
Luau
Odin
Picat
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Stax
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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Alphabetic Numbers
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Chess Move Validation
Christmas Trees
Collatz
Connect Four
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
Nim
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)
Taxicab Numbers
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
Ulam Sequence
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
Chess960 Decoder
Chess960 Encoder
Crossword
CSS Colors (Inverse)
CSS Grid
Dragon Curve
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
Huffman Encoder
Langton’s Ant
Lyndon Factorization
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Thue–Morse Constant
Turtle
Tutorial
Yellowstone Permutation
Hole
Golfer
Bytes
Time
Submitted
QR Decoder
christos-cantina-security
235
9ms
14 days ago
QR Decoder
jordansafer
363
10ms
18 days ago
QR Decoder
JOrE20
247
17ms
18 days ago
QR Decoder
HumanoidCPU
239
17ms
31 Aug 2026
QR Decoder
madex
175
18ms
30 Aug 2026
QR Decoder
blaztoma
142
18ms
5 Aug 2026
QR Decoder
Steffan153
💎
132
10ms
30 Jul 2026
QR Decoder
edsrzf
152
10ms
26 Jul 2026
QR Decoder
1208nn
370
10ms
25 Jul 2026
QR Decoder
duckyluuk
175
16ms
21 Jul 2026
QR Decoder
Europe2048
217
10ms
14 Jul 2026
QR Decoder
KatieLG
199
10ms
7 Jul 2026
QR Decoder
CaedenHarper
178
11ms
26 Jun 2026
QR Decoder
TaserTheFox
309
10ms
23 Jun 2026
QR Decoder
zzh1996
167
19ms
19 Jun 2026
QR Decoder
codereport
164
17ms
5 Jun 2026
QR Decoder
scpchicken
198
18ms
4 Jun 2026
QR Decoder
mossiegoat
263
17ms
27 May 2026
QR Decoder
Andrey2001
371
17ms
25 May 2026
QR Decoder
oaiqjuy
215
10ms
23 May 2026
QR Decoder
sisyphus-gpt
167
18ms
16 May 2026
QR Decoder
LostSyntax21
196
18ms
3 May 2026
QR Decoder
vang1ong7ang
185
10ms
25 Apr 2026
QR Decoder
MeWhenI
155
17ms
24 Apr 2026
QR Decoder
CornerMercury
199
17ms
19 Apr 2026
QR Decoder
roupiq
348
11ms
11 Apr 2026
QR Decoder
snoozingnewt
195
17ms
7 Apr 2026
QR Decoder
firegene
238
18ms
30 Mar 2026
QR Decoder
Flekay
193
10ms
27 Mar 2026
QR Decoder
aksyristos
251
18ms
26 Mar 2026
QR Decoder
StefanHabel
207
12ms
9 Mar 2026
QR Decoder
tomh1012
382
17ms
4 Mar 2026
QR Decoder
Lv0Sys
160
10ms
28 Feb 2026
QR Decoder
kg583
180
17ms
28 Feb 2026
QR Decoder
AstroOrbis
245
19ms
22 Feb 2026
QR Decoder
plcc0
186
19ms
20 Feb 2026
QR Decoder
nemoyatpeace
282
17ms
12 Jan 2026
QR Decoder
TheZwierzLF
320
11ms
6 Jan 2026
QR Decoder
ryyyn
163
17ms
9 Dec 2025
QR Decoder
AidanWalter
2,289
12ms
28 Nov 2025
QR Decoder
Seek64
170
10ms
27 Nov 2025
QR Decoder
qpwoeirut
297
18ms
24 Nov 2025
QR Decoder
te-chnical
260
23ms
18 Nov 2025
QR Decoder
Babafaba
249
18ms
29 Oct 2025
QR Decoder
emgordon154
198
10ms
16 Oct 2025
QR Decoder
InigoK
214
18ms
22 Sep 2025
QR Decoder
dokutan
243
17ms
9 Sep 2025
QR Decoder
BREMAUCY
221
19ms
22 Aug 2025
QR Decoder
RaBa21
255
18ms
31 Jul 2025
QR Decoder
anter69
215
18ms
7 Jul 2025
QR Decoder
FortuiteMan
268
18ms
7 Jul 2025
QR Decoder
ovs-code
143
9ms
6 Jul 2025
QR Decoder
albanian-laundromat
268
18ms
28 Jun 2025
QR Decoder
andrewjc2000
216
28ms
15 May 2025
QR Decoder
Pyroan
377
10ms
16 Apr 2025
QR Decoder
bricknellj
166
17ms
3 Apr 2025
QR Decoder
sean-niemann
165
17ms
9 Mar 2025
QR Decoder
CLOStrophobic
486
11ms
10 Feb 2025
QR Decoder
croc54
475
10ms
30 Jan 2025
QR Decoder
Artemis21
212
18ms
3 Jan 2025
QR Decoder
janbehrens
247
10ms
4 Dec 2024
QR Decoder
lifthrasiir
190
20ms
16 Nov 2024
QR Decoder
wh3n3v3r
264
17ms
14 Nov 2024
QR Decoder
alemelis
245
17ms
27 Aug 2024
QR Decoder
KrausRaus
369
18ms
4 Jul 2024
QR Decoder
jtaxen
543
11ms
19 May 2024
QR Decoder
pardouin
154
17ms
16 May 2024
QR Decoder
5cw
164
10ms
8 May 2024
QR Decoder
neel11235813
219
22ms
1 Apr 2024
QR Decoder
davecame
236
17ms
19 Mar 2024
QR Decoder
SB-945
265
11ms
14 Mar 2024
QR Decoder
CatsAreFluffy
263
18ms
17 Feb 2024
QR Decoder
ridingqwerty
267
17ms
14 Feb 2024
QR Decoder
mathisfun271
215
10ms
12 Feb 2024
QR Decoder
SirBogman
172
20ms
31 Jan 2024
QR Decoder
cros107
255
10ms
28 Jan 2024
QR Decoder
rucin93
250
17ms
21 Jan 2024
QR Decoder
DialFrost
221
20ms
18 Jan 2024
QR Decoder
MarcMush
261
18ms
14 Jan 2024
QR Decoder
prplz
179
10ms
13 Jan 2024
QR Decoder
yuchuehw
338
19ms
5 Jan 2024
QR Decoder
adamnielson42
286
15ms
29 Nov 2023
QR Decoder
ndren
219
28ms
22 Nov 2023
QR Decoder
camieac
403
10ms
22 Nov 2023
QR Decoder
cpchrispye
1,504
13ms
13 Nov 2023
QR Decoder
raspofabs
319
22ms
12 Nov 2023
QR Decoder
m42km
238
21ms
12 Nov 2023
QR Decoder
simon-thornton_pace
600
12ms
8 Nov 2023
QR Decoder
eiburns
380
10ms
27 Oct 2023
QR Decoder
FlorianCassayre
247
11ms
21 Oct 2023
QR Decoder
commandz0
242
10ms
27 Sep 2023
QR Decoder
RYNO8
262
19ms
4 Sep 2023
QR Decoder
msbranicky
310
19ms
12 Aug 2023
QR Decoder
stefangimmillaro
190
29ms
8 Aug 2023
QR Decoder
mbittner20
339
10ms
3 Jul 2023
QR Decoder
AlephSquirrel
166
13ms
10 Jun 2023
QR Decoder
JayXon
🥈
135
24ms
6 May 2023
QR Decoder
lynn
167
10ms
13 Feb 2023
QR Decoder
inventshah
190
16ms
12 Nov 2022
QR Decoder
jakobkordez
205
17ms
30 Oct 2022