Recent Solutions
Prev Hole
Play Hole
Next Hole
Achievements
Cheevos
Golfers
Solutions
All Holes
12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
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
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
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)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
All Languages
><>
ALGOL 68
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
Erlang
F#
Factor
Forth
Fortran
Gleam
Go
GolfScript
Groovy
Haskell
Hexagony
J
Janet
Java
JavaScript
jq
Julia
K
Kotlin
Lua
Nim
OCaml
Pascal
Perl
PHP
PowerShell
Prolog
Python
R
Raku
Rockstar
Ruby
Rust
Scheme
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
05AB1E
APL
ArkScript
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
Bytes
Chars
Scoring
Bytes
Chars
Language
All
><>
ALGOL 68
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
Erlang
F#
Factor
Forth
Fortran
Gleam
Go
GolfScript
Groovy
Haskell
Hexagony
J
Janet
Java
JavaScript
jq
Julia
K
Kotlin
Lua
Nim
OCaml
Pascal
Perl
PHP
PowerShell
Prolog
Python
R
Raku
Rockstar
Ruby
Rust
Scheme
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
Experimental Language
05AB1E
APL
ArkScript
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
Hole
All
12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
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
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
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)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
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
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Game of Life
CornerMercury
86
12ms
60 mins ago
Game of Life
KatieLG
424
451ms
3 hours ago
Game of Life
Steffan153
🥉
145
355ms
10 hours ago
Game of Life
snoozingnewt
92
14ms
13 hours ago
Game of Life
snoozingnewt
88
382ms
13 hours ago
Game of Life
Protothor
153
11ms
41 hours ago
Game of Life
Steffan153
78
403ms
45 hours ago
Game of Life
Steffan153
82
21ms
45 hours ago
Game of Life
firegene
142
12ms
2 days ago
Game of Life
bitsandbeyond
🥈
82
355ms
2 days ago
Game of Life
Steffan153
🥇
62
73ms
2 days ago
Game of Life
Lv0Sys
116
10ms
3 days ago
Game of Life
tomh1012
226
18ms
4 days ago
Game of Life
JOrE20
953
124ms
5 days ago
Game of Life
edsrzf
🦄
110
217ms
6 days ago
Game of Life
edsrzf
💎
105
51ms
8 days ago
Game of Life
Steffan153
🥈
105
16ms
8 days ago
Game of Life
Steffan153
🥈
112
15ms
8 days ago
Game of Life
Steffan153
🥉
92
119ms
8 days ago
Game of Life
JOrE20
141
11ms
10 days ago
Game of Life
JOrE20
538
26ms
12 days ago
Game of Life
Flekay
109
11ms
13 days ago
Game of Life
sean-niemann
🥉
115
21ms
14 days ago
Game of Life
dokutan
140
393ms
15 days ago
Game of Life
ndren
355
149ms
15 days ago
Game of Life
Steffan153
💎
112
21ms
15 days ago
Game of Life
Steffan153
173
63ms
16 days ago
Game of Life
janAkali
🥉
156
428ms
17 days ago
Game of Life
Steffan153
💎
100
352ms
17 days ago
Game of Life
jkelly467
151
2,336ms
17 days ago
Game of Life
jgbaldwinbrown
188
2ms
19 days ago
Game of Life
dokutan
149
59ms
20 days ago
Game of Life
Andrey2001
352
17ms
24 days ago
Game of Life
StefanHabel
170
11ms
1 Feb 2026
Game of Life
dokutan
217
120ms
26 Jan 2026
Game of Life
frosster
184
3ms
26 Jan 2026
Game of Life
amazingalek
249
391ms
21 Jan 2026
Game of Life
skaravind
216
11ms
19 Jan 2026
Game of Life
kg583
🥉
123
5ms
19 Jan 2026
Game of Life
Matter1024
199
17ms
18 Jan 2026
Game of Life
te-chnical
168
16ms
17 Jan 2026
Game of Life
edsrzf
🥈
111
119ms
16 Jan 2026
Game of Life
edsrzf
91
140ms
15 Jan 2026
Game of Life
Emutis
126
18ms
12 Jan 2026
Game of Life
HumanoidCPU
142
397ms
10 Jan 2026
Game of Life
HumanoidCPU
146
19ms
10 Jan 2026
Game of Life
KatieLG
108
124ms
7 Jan 2026
Game of Life
KatieLG
110
174ms
7 Jan 2026
Game of Life
edsrzf
154
487ms
5 Jan 2026
Game of Life
Pyroan
160
18ms
5 Jan 2026
Game of Life
zyc-2024
342
11ms
4 Jan 2026
Game of Life
blaztoma
124
2ms
4 Jan 2026
Game of Life
blaztoma
126
17ms
3 Jan 2026
Game of Life
blaztoma
117
33ms
3 Jan 2026
Game of Life
canissimia
💎
88
6ms
2 Jan 2026
Game of Life
m-tkach
🥈
160
25ms
1 Jan 2026
Game of Life
mwarvik
409
481ms
1 Jan 2026
Game of Life
edsrzf
186
203ms
31 Dec 2025
Game of Life
edsrzf
💎
154
29ms
31 Dec 2025
Game of Life
edsrzf
💎
129
43ms
31 Dec 2025
Game of Life
edsrzf
🥈
114
4ms
31 Dec 2025
Game of Life
blaztoma
192
24ms
31 Dec 2025
Game of Life
blaztoma
🥉
523
17ms
30 Dec 2025
Game of Life
blaztoma
111
14ms
30 Dec 2025
Game of Life
blaztoma
108
39ms
30 Dec 2025
Game of Life
blaztoma
193
150ms
29 Dec 2025
Game of Life
MeWhenI
129
34ms
29 Dec 2025
Game of Life
MeWhenI
71
63ms
29 Dec 2025
Game of Life
dokutan
216
9ms
27 Dec 2025
Game of Life
Bmrl7
180
10ms
26 Dec 2025
Game of Life
alexsave
115
9ms
25 Dec 2025
Game of Life
TheZwierzLF
207
299ms
24 Dec 2025
Game of Life
ovs-code
🥇
138
131ms
20 Dec 2025
Game of Life
AlephSquirrel
47
4ms
20 Dec 2025
Game of Life
edsrzf
🥇
138
194ms
20 Dec 2025
Game of Life
kg583
🥉
111
14ms
20 Dec 2025
Game of Life
albanian-laundromat
98
290ms
16 Dec 2025
Game of Life
ravnskjaer
384
455ms
15 Dec 2025
Game of Life
CarterStroik
976
2ms
13 Dec 2025
Game of Life
kmathis22
394
477ms
12 Dec 2025