The
Snake
hole will go live in approximately
47 hours
. Why not try and solve it ahead of time?
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brainfuck
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ln 2
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Nim
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Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Partition Numbers
Pascal’s Triangle
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Pernicious Numbers (Long)
Poker
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Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
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Reversi
Rijndael S-box
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Roman to Arabic
ROT13
Rule 110
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Set
Seven Segment
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Ten-pin Bowling
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Time Distance
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United States
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Van Eck Sequence
Zeckendorf Representation
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γ
λ
π
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φ
√2
𝑒
Apéry’s Constant
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Crossword
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Floyd-Steinberg Dithering
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Lyndon Factorization
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Numbrix
Odd Polyomino Tiling
p-adic Expansion
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Snake
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Tutorial
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D
Dart
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iogii
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jq
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sed
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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
Vyxal
ZuzuScript
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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
Chars
Time
Submitted
Snake
madex
280
29ms
27 hours ago
Thue–Morse Constant
HumanoidCPU
1,009
7ms
24 Aug 2026
Tutorial
quasar098
144
10ms
20 Aug 2026
Yellowstone Permutation
HumanoidCPU
10,010
8ms
9 Aug 2026
Ulam Sequence
madex
180
12ms
31 Jul 2026
𝑒
egol1
482
291ms
17 Jun 2026
Tutorial
GolfingSuccess
73
10ms
1 Jun 2026
Ulam Sequence
HumanoidCPU
2,592
8ms
12 May 2026
Ulam Sequence
Shanethegamer
1,099
8ms
11 May 2026
Fizz Buzz
teebee
74
8ms
25 Apr 2026
Dragon Curve
HumanoidCPU
12,057
9ms
25 Apr 2026
Dragon Curve
Shanethegamer
10,279
7ms
23 Apr 2026
Alphabetic Numbers
Shanethegamer
3,901
7ms
19 Apr 2026
Tower of Hanoi
scpchicken
78
8ms
11 Apr 2026
Fizz Buzz
madex
97
7ms
14 Mar 2026
Alphabetic Numbers
HumanoidCPU
9,900
11ms
6 Mar 2026
Fizz Buzz
dokutan
110
7ms
15 Feb 2026
Tutorial
FortuiteMan
144
9ms
3 Feb 2026
π
Andrey2001
1,009
8ms
25 Jan 2026
Tutorial
Mefred
144
9ms
15 Jan 2026
𝑒
JOrE20
1,009
7ms
5 Jan 2026
Quine
frankgraziano
26
8ms
10 Dec 2025
Tutorial
frankgraziano
75
9ms
9 Dec 2025
Pernicious Numbers
snoozingnewt
42
8ms
8 Dec 2025
ASCII Table
HumanoidCPU
383
8ms
7 Dec 2025
Odd Polyomino Tiling
HumanoidCPU
22,673
7ms
7 Dec 2025
Hexagonal Spiral
HumanoidCPU
1,345
7ms
7 Dec 2025
Taxicab Numbers
HumanoidCPU
7,069
8ms
7 Dec 2025
Trinomial Triangle
HumanoidCPU
2,187
7ms
7 Dec 2025
Tower of Hanoi
HumanoidCPU
6,643
8ms
7 Dec 2025
Tongue-twisters
HumanoidCPU
607
7ms
7 Dec 2025
Sierpiński Triangle
HumanoidCPU
488
7ms
7 Dec 2025
Rule 110
HumanoidCPU
10,700
7ms
7 Dec 2025
Rijndael S-box
HumanoidCPU
864
7ms
7 Dec 2025
Polyominoes
HumanoidCPU
11,160
9ms
7 Dec 2025
Pascal’s Triangle
HumanoidCPU
889
7ms
7 Dec 2025
Number Spiral
HumanoidCPU
360
7ms
7 Dec 2025
Mandelbrot
HumanoidCPU
3,608
7ms
7 Dec 2025
Hilbert Curve
HumanoidCPU
2,240
7ms
7 Dec 2025
Farey Sequence
HumanoidCPU
9,004
8ms
7 Dec 2025
Divisors
HumanoidCPU
1,767
7ms
7 Dec 2025
Diamonds
HumanoidCPU
1,637
7ms
7 Dec 2025
Catalan Numbers
HumanoidCPU
3,472
7ms
7 Dec 2025
Cubes
HumanoidCPU
3,493
7ms
7 Dec 2025
Christmas Trees
HumanoidCPU
875
7ms
7 Dec 2025
99 Bottles of Beer
HumanoidCPU
13,679
8ms
7 Dec 2025
24 Game
HumanoidCPU
20,604
9ms
7 Dec 2025
12 Days of Christmas
HumanoidCPU
3,047
9ms
7 Dec 2025
Happy Numbers (Long)
HumanoidCPU
1,409
7ms
7 Dec 2025
Abundant Numbers (Long)
HumanoidCPU
2,439
8ms
7 Dec 2025
Kaprekar Numbers
HumanoidCPU
847
9ms
7 Dec 2025
Sphenic Numbers
HumanoidCPU
19,659
10ms
1 Dec 2025
Tower of Hanoi
KatieLG
7,153
9ms
30 Nov 2025
Happy Numbers
HumanoidCPU
298
8ms
30 Nov 2025
Emirp Numbers (Long)
HumanoidCPU
2,595
8ms
30 Nov 2025
𝑒
BREMAUCY
1,009
7ms
27 Nov 2025
Taxicab Numbers
Shanethegamer
4,166
8ms
26 Nov 2025
Kolakoski Sequence
HumanoidCPU
2,006
8ms
12 Nov 2025
Recamán
HumanoidCPU
2,396
8ms
10 Nov 2025
Tower of Hanoi
Shanethegamer
3,583
8ms
30 Oct 2025
Tutorial
Babafaba
144
8ms
15 Oct 2025
Tutorial
snoozingnewt
78
9ms
15 Sep 2025
Fizz Buzz
snoozingnewt
91
7ms
14 Sep 2025
Highly Composite Numbers
HumanoidCPU
757
7ms
25 Aug 2025
Tutorial
Vexxter9
144
9ms
21 Aug 2025
Semiprime Numbers
HumanoidCPU
28,538
11ms
19 Aug 2025
Van Eck Sequence
HumanoidCPU
8,554
9ms
17 Aug 2025
Leyland Numbers
HumanoidCPU
1,552
7ms
17 Aug 2025
Abundant Numbers
HumanoidCPU
438
7ms
16 Aug 2025
Partition Numbers
HumanoidCPU
1,246
7ms
16 Aug 2025
Look and Say
HumanoidCPU
1,410
8ms
15 Aug 2025
Ascending Primes
HumanoidCPU
1,111
8ms
14 Aug 2025
Niven Numbers
HumanoidCPU
288
7ms
14 Aug 2025
Lucky Numbers
HumanoidCPU
10,819
9ms
14 Aug 2025
Inventory Sequence
HumanoidCPU
8,622
9ms
14 Aug 2025
Gijswijt’s Sequence
HumanoidCPU
7,999
11ms
14 Aug 2025
Smith Numbers
HumanoidCPU
4,079
9ms
14 Aug 2025
Vampire Numbers
HumanoidCPU
2,000
7ms
14 Aug 2025
Arithmetic Numbers
HumanoidCPU
83,769
20ms
14 Aug 2025
Odious Numbers (Long)
HumanoidCPU
4,944
9ms
14 Aug 2025
Evil Numbers (Long)
HumanoidCPU
4,955
8ms
14 Aug 2025
Evil Numbers
HumanoidCPU
219
7ms
14 Aug 2025
N Queens
HumanoidCPU
2,133
7ms
14 Aug 2025
Pernicious Numbers (Long)
HumanoidCPU
46,173
14ms
14 Aug 2025
Pernicious Numbers
HumanoidCPU
309
9ms
14 Aug 2025
Foo Fizz Buzz Bar
HumanoidCPU
12,491
9ms
14 Aug 2025
Emirp Numbers
HumanoidCPU
351
7ms
14 Aug 2025
Collatz
HumanoidCPU
9,225
9ms
14 Aug 2025
Prime Numbers (Long)
HumanoidCPU
13,321
9ms
14 Aug 2025
Prime Numbers
HumanoidCPU
220
7ms
14 Aug 2025
Fizz Buzz
HumanoidCPU
1,059
7ms
14 Aug 2025
Leap Years
HumanoidCPU
1,605
8ms
14 Aug 2025
Niven Numbers (Long)
HumanoidCPU
16,665
10ms
14 Aug 2025
Fibonacci
HumanoidCPU
350
7ms
13 Aug 2025
Odious Numbers
HumanoidCPU
228
7ms
11 Aug 2025
π
Ralac07
1,010
9ms
28 Jul 2025
Tutorial
fuzzylojik-golf
78
9ms
15 Jul 2025
Tutorial
Bpc-CPU
144
9ms
12 Jul 2025
Quine
gigaprofisi
55
7ms
29 Jun 2025
Quine
fuzzylojik-golf
22
7ms
19 Jun 2025