Recent Solutions
Prev Hole
Play Hole
Next Hole
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
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
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
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
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
Calendar
Connect Four
Continued Fractions
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
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
All Languages
><>
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
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
ALGOL 68
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Erlang
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
Bytes
Chars
Scoring
Bytes
Chars
Language
All
><>
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
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
ALGOL 68
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Erlang
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
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
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
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
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
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
Calendar
Connect Four
Continued Fractions
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
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Game of Life
JOrE20
208
10ms
3 days ago
Game of Life
LordSir101
165
10ms
16 days ago
Game of Life
madeforlosers
345
11ms
17 days ago
Game of Life
edsrzf
🥈
95
11ms
18 days ago
Game of Life
duckyluuk
107
10ms
27 days ago
Game of Life
blaztoma
231
9ms
18 Oct 2025
Game of Life
snoozingnewt
201
9ms
12 Oct 2025
Game of Life
emgordon154
133
10ms
23 Sep 2025
Game of Life
CaedenHarper
118
10ms
20 Sep 2025
Game of Life
XenThe
178
12ms
3 Sep 2025
Game of Life
MyXoToD
336
10ms
12 Aug 2025
Game of Life
acollett89
296
9ms
6 Aug 2025
Game of Life
Lxkasmehl
358
10ms
11 Jul 2025
Game of Life
weliveinhell
206
9ms
20 Jun 2025
Game of Life
Lv0Sys
205
9ms
20 Jun 2025
Game of Life
Andrey-Plotnikov
135
9ms
15 Jun 2025
Game of Life
Protothor
177
9ms
31 May 2025
Game of Life
a6166231
239
10ms
19 May 2025
Game of Life
targrik
144
10ms
12 May 2025
Game of Life
BalaM314
209
12ms
4 Feb 2025
Game of Life
sean-niemann
102
9ms
12 Jan 2025
Game of Life
deancureton
318
10ms
31 Dec 2024
Game of Life
Salutations45
138
11ms
11 Nov 2024
Game of Life
charliegaming
217
10ms
21 Oct 2024
Game of Life
LukeBridges
203
11ms
14 Oct 2024
Game of Life
xyangst
185
12ms
12 Oct 2024
Game of Life
alexsave
219
10ms
10 Sep 2024
Game of Life
helbling
121
10ms
30 Aug 2024
Game of Life
Steffan153
100
10ms
16 Aug 2024
Game of Life
mrxz
190
12ms
13 Aug 2024
Game of Life
vlpx
99
9ms
1 Aug 2024
Game of Life
rucin93
113
9ms
8 Jul 2024
Game of Life
thisishowmymindworks
128
13ms
29 Jun 2024
Game of Life
niklv
129
11ms
13 Mar 2024
Game of Life
two-bad
192
10ms
25 Feb 2024
Game of Life
Michiocre
187
14ms
20 Feb 2024
Game of Life
dylanarmstrong
183
9ms
28 Jan 2024
Game of Life
itserasmus
141
14ms
17 Jan 2024
Game of Life
olleicua
137
14ms
15 Jan 2024
Game of Life
emplv
98
10ms
6 Jan 2024
Game of Life
JayXon
💎
92
13ms
13 Dec 2023
Game of Life
Florian-Mt
148
10ms
27 Oct 2023
Game of Life
coreynash
128
9ms
12 Oct 2023
Game of Life
Larento
184
12ms
10 Oct 2023
Game of Life
dmrichwa
106
9ms
8 Sep 2023
Game of Life
stefangabos
228
10ms
6 Sep 2023
Game of Life
rgthree
126
10ms
31 Aug 2023
Game of Life
MeWhenI
161
12ms
21 Aug 2023
Game of Life
medzes
163
11ms
23 Jul 2023
Game of Life
ShiraJoseph
244
11ms
21 Jul 2023
Game of Life
unfinishedprogram
155
13ms
12 Jul 2023
Game of Life
CallanMcNulty
152
11ms
22 Jun 2023
Game of Life
uttumuttu
110
9ms
19 Jun 2023
Game of Life
Maznek
191
16ms
17 Jun 2023
Game of Life
voytxt
149
10ms
19 May 2023
Game of Life
tayloia
129
14ms
17 May 2023
Game of Life
janbehrens
126
10ms
11 May 2023
Game of Life
zakariamouhid
261
12ms
9 May 2023
Game of Life
DialFrost
173
10ms
10 Feb 2023
Game of Life
didion0
155
10ms
6 Feb 2023
Game of Life
BambooleanLogic
119
13ms
11 Jan 2023
Game of Life
florton
158
9ms
10 Jan 2023
Game of Life
KatieLG
194
17ms
7 Jan 2023
Game of Life
KatieLG-Transpiler
489
14ms
7 Jan 2023
Game of Life
MathisBullinger
151
9ms
31 Dec 2022
Game of Life
nwellnhof
🥉
96
10ms
27 Dec 2022
Game of Life
KrausRaus
141
10ms
26 Dec 2022
Game of Life
itsh01
114
11ms
25 Dec 2022
Game of Life
Shanethegamer
112
12ms
23 Dec 2022
Game of Life
KingSkyrock
109
9ms
23 Dec 2022
Game of Life
prplz
108
10ms
23 Dec 2022
Game of Life
sisyphus-ppcg
101
9ms
23 Dec 2022
Game of Life
Irratix
108
11ms
22 Dec 2022
Game of Life
TechNolaByte
209
14ms
22 Dec 2022
Game of Life
jared-hughes
122
9ms
22 Dec 2022