The
Snake
hole will go live in approximately
11 hours
. Why not try and solve it ahead of time?
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APL
Arturo
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BQN
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Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
Knight
Lily
Luau
Odin
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Racket
Rebol
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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
Abundant Numbers
edsrzf
🥉
62
90ms
27 Aug 2026
Abundant Numbers
scpchicken
175
102ms
3 Aug 2026
Abundant Numbers
CaedenHarper
70
110ms
16 Jun 2026
Abundant Numbers
error256
85
93ms
7 Jun 2026
Abundant Numbers
Yewzir
85
84ms
4 Jun 2026
Abundant Numbers
madeforlosers
171
82ms
22 Apr 2026
Abundant Numbers
emgordon154
70
87ms
12 Apr 2026
Abundant Numbers
Steffan153
🥇
61
97ms
16 Mar 2026
Abundant Numbers
DialFrost
71
103ms
15 Dec 2025
Abundant Numbers
6512345
70
108ms
19 Nov 2025
Abundant Numbers
albanian-laundromat
69
180ms
15 Nov 2025
Abundant Numbers
evnu
71
114ms
30 Sep 2025
Abundant Numbers
dokutan
84
101ms
1 Apr 2025
Abundant Numbers
Mabeloid
171
100ms
18 Sep 2024
Abundant Numbers
pardouin
75
99ms
3 Sep 2024
Abundant Numbers
HumanoidCPU
171
91ms
17 May 2024
Abundant Numbers
MateuszPietrzak
88
106ms
30 Nov 2023
Abundant Numbers
jipsong
70
111ms
22 Oct 2023
Abundant Numbers
JayXon
🥇
61
89ms
22 Oct 2023
Abundant Numbers
snoozingnewt
91
102ms
19 Oct 2023
Abundant Numbers
msbranicky
171
86ms
27 Sep 2023
Abundant Numbers
kellantech
118
130ms
1 Jun 2023
Abundant Numbers
Shanethegamer
70
117ms
18 Feb 2023
Abundant Numbers
StronkCheese
78
119ms
3 Feb 2023
Abundant Numbers
retrohun
171
83ms
27 Dec 2022
Abundant Numbers
tamanugi
110
84ms
4 Nov 2022
Abundant Numbers
KatieLG-Transpiler
171
83ms
24 Jun 2022
Abundant Numbers
MeWhenI
91
83ms
1 Jun 2022
Abundant Numbers
GrayJoKing
70
137ms
21 May 2022
Abundant Numbers
Lydxn
🥉
62
89ms
17 May 2022
Abundant Numbers
KatieLG
171
80ms
16 May 2022
Abundant Numbers
aspett
146
75ms
16 May 2022
Abundant Numbers
Waffle3z
171
82ms
15 May 2022
Abundant Numbers
JRaspass
171
88ms
15 May 2022