The
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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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𝑒
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ALGOL 68
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AWK
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Berry
brainfuck
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C#
C++
Civet
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Coconut
Common Lisp
Crystal
D
Dart
Elixir
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Factor
Forth
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Go
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Groovy
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Hexagony
iogii
J
Janet
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jq
Julia
K
Kotlin
Lua
Nim
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Perl
PHP
PowerShell
Prolog
Python
R
Raku
Rockstar
Ruby
Rust
Scheme
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
Experimental Language
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
Vyxal
ZuzuScript
Hole
All
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
Christmas Trees
scpchicken
558
142ms
16 Aug 2026
Christmas Trees
denkyuu1
59
323ms
20 Apr 2026
Christmas Trees
dokutan
65
318ms
15 Feb 2026
Christmas Trees
KatieLG
304
167ms
30 Nov 2025
Christmas Trees
Lv0Sys
70
417ms
30 Nov 2025
Christmas Trees
Ripick
70
237ms
24 Jun 2025
Christmas Trees
CaedenHarper
553
166ms
1 Feb 2025
Christmas Trees
tunasplam
93
210ms
16 Jul 2024
Christmas Trees
antimon2
🥇
53
896ms
1 Jul 2024
Christmas Trees
JayXon
54
428ms
19 Jun 2024
Christmas Trees
DialFrost
🥇
53
549ms
17 May 2024
Christmas Trees
HumanoidCPU
553
162ms
13 May 2024
Christmas Trees
Lydxn
🥇
53
437ms
10 May 2024
Christmas Trees
ovs-code
🥇
53
480ms
10 May 2024
Christmas Trees
Yewzir
70
453ms
26 Feb 2024
Christmas Trees
Shanethegamer
65
342ms
22 Jan 2024
Christmas Trees
msbranicky
78
174ms
15 Jan 2024
Christmas Trees
roguh
83
244ms
14 Jan 2024
Christmas Trees
sean-niemann
60
268ms
9 Nov 2023
Christmas Trees
davbass
116
256ms
21 Aug 2023
Christmas Trees
alemelis
58
422ms
9 Mar 2023
Christmas Trees
MeWhenI
64
264ms
14 Feb 2023
Christmas Trees
retrohun
553
158ms
27 Dec 2022
Christmas Trees
Codsilla
73
263ms
3 Jul 2022
Christmas Trees
KatieLG-Transpiler
654
142ms
23 Jun 2022
Christmas Trees
Joe-V2
800
161ms
19 Apr 2022
Christmas Trees
MarcMush
61
475ms
13 Jan 2022
Christmas Trees
mokymok
607
145ms
16 Nov 2021
Christmas Trees
janbehrens
64
265ms
1 Nov 2021
Christmas Trees
kurkale6ka
553
160ms
6 Sep 2021
Christmas Trees
theunofficialcoder
553
143ms
3 Aug 2021
Christmas Trees
JRaspass
556
163ms
17 Mar 2021
Christmas Trees
mossr
119
198ms
20 Feb 2021
Christmas Trees
garrisonhh
74
343ms
26 Nov 2020
Christmas Trees
primo-ppcg
56
439ms
12 Oct 2020
Christmas Trees
taigua
145
190ms
20 Aug 2020
Christmas Trees
dloscutoff
63
293ms
27 Nov 2018
Christmas Trees
ETHproductions
68
232ms
26 Sep 2018