The
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hole will go live in approximately
2 days
. Why not try and solve it ahead of time?
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sed
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V
VimL
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05AB1E
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
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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
√2
albanian-laundromat
133
290ms
8 days ago
√2
JOrE20
1,066
304ms
4 Jan 2026
√2
CaedenHarper
🥇
98
311ms
10 Nov 2025
√2
FlorianCassayre
100
313ms
19 Jul 2025
√2
fuzzylojik-golf
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98
312ms
16 Jul 2025
√2
targrik
187
321ms
4 Jul 2025
√2
emgordon154
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98
342ms
18 Jan 2025
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madeforlosers
1,053
310ms
17 Dec 2024
√2
pardouin
🥇
98
318ms
5 Oct 2024
√2
edsrzf
🥇
98
306ms
22 Sep 2024
√2
Mabeloid
1,055
323ms
16 Sep 2024
√2
HumanoidCPU
1,050
297ms
26 Aug 2024
√2
rifatx
1,052
306ms
23 Jul 2024
√2
bac0id
1,053
310ms
25 Jun 2024
√2
dokutan
627
321ms
20 May 2024
√2
olleicua
1,055
296ms
10 Mar 2024
√2
kkoenig
🥇
98
317ms
5 Jan 2024
√2
mpldr
117
320ms
26 Nov 2023
√2
Yewzir
🥇
98
314ms
28 Oct 2023
√2
stefangimmillaro
🥇
98
304ms
28 Oct 2023
√2
elgan65536
108
315ms
23 Oct 2023
√2
jerrandolph
113
312ms
22 Oct 2023
√2
Shanethegamer
1,050
301ms
14 Sep 2023
√2
msbranicky
109
307ms
31 Aug 2023
√2
sean-niemann
🥇
98
306ms
29 Aug 2023
√2
voytxt
1,050
304ms
3 Feb 2023
√2
Steffan153
🥇
98
307ms
14 Jan 2023
√2
retrohun
1,055
307ms
28 Dec 2022
√2
emplv
🥇
98
309ms
13 Dec 2022
√2
destofr
1,051
307ms
13 Oct 2022
√2
ricbuz94
1,058
308ms
31 Aug 2022
√2
KatieLG-Transpiler
1,052
315ms
24 Jun 2022
√2
rowboat1
1,089
299ms
18 Jun 2022
√2
j-Ewan
112
315ms
15 Mar 2022
√2
MeWhenI
🥇
98
326ms
30 Jan 2022
√2
mokymok
1,050
306ms
8 Nov 2021
√2
jgbaldwinbrown
196
330ms
29 Oct 2021
√2
KatieLG
1,050
327ms
10 Oct 2021
√2
janbehrens
246
317ms
13 Jul 2021
√2
cure-honey
120
310ms
23 Jun 2021
√2
Lydxn
🥇
98
319ms
18 Jun 2021
√2
sisyphus-ppcg
🥇
98
335ms
18 Jun 2021
√2
mothcolada
1,056
314ms
1 Apr 2021
√2
doge1338
🥇
98
323ms
20 Mar 2021
√2
JayXon
🥇
98
316ms
28 Dec 2020
√2
argusdusty
🥇
98
321ms
26 Dec 2020
√2
Waffle3z
1,055
324ms
11 Oct 2020
√2
primo-ppcg
🥇
98
330ms
5 Oct 2020
√2
nwellnhof
🥇
98
325ms
5 Oct 2020
√2
iznax
🥇
98
328ms
18 Jul 2020
√2
bendapootie
120
314ms
18 Jul 2020
√2
cduerm
108
318ms
12 May 2020
√2
lukechampine
176
330ms
20 Apr 2020
√2
mazzegi
159
321ms
19 Apr 2020
√2
MahlerFive
1,050
320ms
19 Apr 2020
√2
SirBogman
🥇
98
333ms
18 Apr 2020
√2
bendiscz
99
326ms
18 Apr 2020
√2
guliyevemil1
99
305ms
18 Apr 2020
√2
ThomasDotCodes
1,051
307ms
16 Apr 2020
√2
JRaspass
1,050
302ms
15 Apr 2020