The
Snake
hole will go live in approximately
34 hours
. Why not try and solve it ahead of time?
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ALGOL 68
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brainfuck
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C++
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Crystal
D
Dart
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iogii
J
Janet
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jq
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R
Raku
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sed
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V
VimL
Wren
Zig
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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
Vyxal
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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
Leyland Numbers
JOrE20
63
116ms
19 Aug 2026
Leyland Numbers
GrayJoKing
52
270ms
19 May 2026
Leyland Numbers
scpchicken
55
150ms
14 Apr 2026
Leyland Numbers
KatieLG
877
118ms
30 Nov 2025
Leyland Numbers
snoozingnewt
71
155ms
13 Oct 2025
Leyland Numbers
SirFireball3521
77
153ms
12 Oct 2025
Leyland Numbers
CaedenHarper
891
116ms
16 Aug 2025
Leyland Numbers
Mabeloid
891
122ms
22 Sep 2024
Leyland Numbers
ovs-code
57
153ms
27 May 2024
Leyland Numbers
HumanoidCPU
891
113ms
23 Apr 2024
Leyland Numbers
Lydxn
🥇
50
130ms
2 Mar 2023
Leyland Numbers
retrohun
891
113ms
28 Dec 2022
Leyland Numbers
KatieLG-Transpiler
891
111ms
24 Jun 2022
Leyland Numbers
Shanethegamer
83
143ms
1 Jan 2022
Leyland Numbers
Natanaelel
56
149ms
9 Dec 2021
Leyland Numbers
SirBogman
56
142ms
29 Nov 2021
Leyland Numbers
MeWhenI
891
112ms
9 Nov 2021
Leyland Numbers
nwellnhof
🥇
50
129ms
28 Oct 2021
Leyland Numbers
Attero
69
153ms
18 Oct 2020
Leyland Numbers
primo-ppcg
🥇
50
155ms
17 Aug 2020
Leyland Numbers
AlexDaniel
70
152ms
17 Aug 2020
Leyland Numbers
JRaspass
64
137ms
26 Jul 2020