The
Snake
hole will go live in approximately
44 hours
. Why not try and solve it ahead of time?
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12 Days of Christmas
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Abundant Numbers
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Arabic to Roman
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Arrows
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Billiards
brainfuck
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Card Number Validation
Catalan Numbers
Catalan’s Constant
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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
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Gray Code Encoder
Happy Numbers
Happy Numbers (Long)
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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
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Hole
Golfer
Chars
Time
Submitted
Prime Numbers (Long)
albanian-laundromat
35
43ms
12 days ago
Prime Numbers (Long)
egu555
🥇
33
59ms
27 Aug 2026
Prime Numbers (Long)
JOrE20
🥇
33
44ms
20 Jul 2026
Prime Numbers (Long)
CaedenHarper
🥇
33
43ms
2 Jul 2026
Prime Numbers (Long)
scpchicken
🥇
33
44ms
15 May 2026
Prime Numbers (Long)
denkyuu1
34
46ms
25 Apr 2026
Prime Numbers (Long)
madeforlosers
5,953
40ms
22 Apr 2026
Prime Numbers (Long)
madex
34
46ms
17 Apr 2026
Prime Numbers (Long)
Steffan153
🥇
33
44ms
11 Feb 2026
Prime Numbers (Long)
antimon2
🥇
33
47ms
10 Feb 2026
Prime Numbers (Long)
D-MOVE
🥇
33
46ms
3 Feb 2026
Prime Numbers (Long)
Thinkr1
35
55ms
2 Feb 2026
Prime Numbers (Long)
blaztoma
🥇
33
44ms
11 Jan 2026
Prime Numbers (Long)
TheZwierzLF
37
46ms
24 Dec 2025
Prime Numbers (Long)
plcc0
🥇
33
47ms
4 Oct 2025
Prime Numbers (Long)
snoozingnewt
🥇
33
44ms
24 Sep 2025
Prime Numbers (Long)
fuzzylojik-golf
🥇
33
46ms
31 Aug 2025
Prime Numbers (Long)
Matter1024
🥇
33
47ms
25 Aug 2025
Prime Numbers (Long)
vishal-mohanty
34
45ms
24 Aug 2025
Prime Numbers (Long)
murcielago09z
50
47ms
11 Aug 2025
Prime Numbers (Long)
yobatm
51
46ms
3 Aug 2025
Prime Numbers (Long)
LostSyntax21
36
42ms
24 Jul 2025
Prime Numbers (Long)
csharpython
🥇
33
45ms
24 Jul 2025
Prime Numbers (Long)
xsot
🥇
33
45ms
3 Jul 2025
Prime Numbers (Long)
ejini6969
34
46ms
14 Jun 2025
Prime Numbers (Long)
Lv0Sys
🥇
33
45ms
4 Jun 2025
Prime Numbers (Long)
janlelis
🥇
33
44ms
6 Jan 2025
Prime Numbers (Long)
sisyphus-ppcg
🥇
33
49ms
5 Jan 2025
Prime Numbers (Long)
MeWhenI
34
47ms
29 Dec 2024
Prime Numbers (Long)
tatzyr
🥇
33
47ms
17 Nov 2024
Prime Numbers (Long)
Mabeloid
5,953
38ms
4 Oct 2024
Prime Numbers (Long)
pardouin
🥇
33
44ms
15 Sep 2024
Prime Numbers (Long)
TFeld00
🥇
33
45ms
3 Sep 2024
Prime Numbers (Long)
HumanoidCPU
54
2,255ms
1 Aug 2024
Prime Numbers (Long)
Florian-Mt
50
224ms
14 Jul 2024
Prime Numbers (Long)
Ralac07
54
1,718ms
17 Jun 2024
Prime Numbers (Long)
Yewzir
37
205ms
9 Jun 2024
Prime Numbers (Long)
error256
🥇
33
46ms
19 May 2024
Prime Numbers (Long)
aydamak
41
309ms
15 May 2024
Prime Numbers (Long)
dokutan
36
48ms
30 Apr 2024
Prime Numbers (Long)
stefangimmillaro
🥇
33
44ms
14 Apr 2024
Prime Numbers (Long)
olleicua
🥇
33
44ms
6 Jan 2024
Prime Numbers (Long)
stellartux
50
217ms
25 Dec 2023
Prime Numbers (Long)
FlyingPenguin223
44
49ms
16 Nov 2023
Prime Numbers (Long)
catflip
50
52ms
17 Oct 2023
Prime Numbers (Long)
aaronze
35
46ms
21 Sep 2023
Prime Numbers (Long)
FortuiteMan
35
45ms
19 Sep 2023
Prime Numbers (Long)
annaproxy
36
47ms
15 Sep 2023
Prime Numbers (Long)
lynn
35
48ms
8 Sep 2023
Prime Numbers (Long)
msbranicky
87
1,220ms
7 Sep 2023
Prime Numbers (Long)
ndren
42
49ms
2 Aug 2023
Prime Numbers (Long)
BREMAUCY
42
376ms
19 May 2023
Prime Numbers (Long)
fynnkroeger
34
46ms
15 Apr 2023
Prime Numbers (Long)
AlephSquirrel
39
289ms
14 Apr 2023
Prime Numbers (Long)
Haksell
5,953
40ms
23 Feb 2023
Prime Numbers (Long)
StronkCheese
95
178ms
18 Feb 2023
Prime Numbers (Long)
aksyristos
34
47ms
29 Jan 2023
Prime Numbers (Long)
Betuaredead
90
1,313ms
4 Jan 2023
Prime Numbers (Long)
retrohun
5,953
40ms
28 Dec 2022
Prime Numbers (Long)
GrayJoKing
🥇
33
48ms
2 Nov 2022
Prime Numbers (Long)
DialFrost
🥇
33
47ms
30 Oct 2022
Prime Numbers (Long)
m-tkach
🥇
33
44ms
26 Oct 2022
Prime Numbers (Long)
OhmNomNom
36
50ms
9 Oct 2022
Prime Numbers (Long)
sean-niemann
🥇
33
46ms
5 Oct 2022
Prime Numbers (Long)
jared-hughes
36
49ms
20 Sep 2022
Prime Numbers (Long)
FnControlOption
55
59ms
21 Aug 2022
Prime Numbers (Long)
purp
41
46ms
13 Aug 2022
Prime Numbers (Long)
Mortis66666
35
46ms
29 Jun 2022
Prime Numbers (Long)
4hg
34
48ms
29 Jun 2022
Prime Numbers (Long)
KatieLG-Transpiler
5,953
39ms
24 Jun 2022
Prime Numbers (Long)
janbehrens
🥇
33
47ms
30 May 2022
Prime Numbers (Long)
DaCuteRaccoon
36
45ms
17 Apr 2022
Prime Numbers (Long)
orthoplex
36
47ms
30 Mar 2022
Prime Numbers (Long)
Irratix
39
203ms
4 Mar 2022
Prime Numbers (Long)
aryavsaigal
35
48ms
28 Feb 2022
Prime Numbers (Long)
fitzdotlol
35
46ms
19 Feb 2022
Prime Numbers (Long)
Anonymousellama21
49
235ms
18 Feb 2022
Prime Numbers (Long)
radarek
🥇
33
51ms
31 Jan 2022
Prime Numbers (Long)
jmerle
34
45ms
21 Jan 2022
Prime Numbers (Long)
KrausRaus
52
55ms
1 Jan 2022
Prime Numbers (Long)
akshatj27
🥇
33
50ms
28 Dec 2021
Prime Numbers (Long)
KatieLG
35
51ms
25 Dec 2021
Prime Numbers (Long)
adoxography
37
48ms
18 Dec 2021
Prime Numbers (Long)
prplz
🥇
33
46ms
16 Dec 2021
Prime Numbers (Long)
Waffle3z
35
47ms
11 Dec 2021
Prime Numbers (Long)
anter69
🥇
33
49ms
10 Dec 2021
Prime Numbers (Long)
HallMatthew314
46
228ms
10 Dec 2021
Prime Numbers (Long)
nwellnhof
🥇
33
44ms
7 Dec 2021
Prime Numbers (Long)
JayXon
🥇
33
47ms
7 Dec 2021
Prime Numbers (Long)
JRaspass
42
44ms
7 Dec 2021
Prime Numbers (Long)
ovs-code
34
47ms
6 Dec 2021
Prime Numbers (Long)
shellbertt
36
45ms
6 Dec 2021
Prime Numbers (Long)
Shanethegamer
35
45ms
5 Dec 2021
Prime Numbers (Long)
emgordon154
🥇
33
45ms
5 Dec 2021
Prime Numbers (Long)
primo-ppcg
🥇
33
44ms
5 Dec 2021
Prime Numbers (Long)
Lydxn
🥇
33
49ms
5 Dec 2021
Prime Numbers (Long)
SirBogman
🥇
33
47ms
5 Dec 2021
Prime Numbers (Long)
Natanaelel
🥇
33
48ms
5 Dec 2021