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
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
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
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
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
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Turtle
Tutorial
Hole
Golfer
Bytes
Submitted
Evil Numbers
luuumine
🥇
40
9 hours ago
Evil Numbers
ZoDoneRightNow
54
11 hours ago
Evil Numbers
jacekwladzinski
41
21 hours ago
Evil Numbers
TJK-S
86
21 hours ago
Evil Numbers
ian-h-chamberlain
73
25 hours ago
Evil Numbers
snoozingnewt
107
28 hours ago
Evil Numbers
jacekwladzinski
121
46 hours ago
Evil Numbers
jacekwladzinski
68
47 hours ago
Evil Numbers
Sascha37
132
2 days ago
Evil Numbers
Schmitt-Very-Cool
72
2 days ago
Evil Numbers
Blendi-Goose
75
2 days ago
Evil Numbers
Zstr25
120
2 days ago
Evil Numbers
J09M
79
3 days ago
Evil Numbers
snoozingnewt
55
3 days ago
Evil Numbers
HumanoidCPU
78
3 days ago
Evil Numbers
snoozingnewt
83
3 days ago
Evil Numbers
stefangimmillaro
🥉
60
4 days ago
Evil Numbers
snoozingnewt
57
5 days ago
Evil Numbers
snoozingnewt
69
5 days ago
Evil Numbers
Benzas01
108
5 days ago
Evil Numbers
albanian-laundromat
41
5 days ago
Evil Numbers
CaedenHarper
74
6 days ago
Evil Numbers
snoozingnewt
61
7 days ago
Evil Numbers
albanian-laundromat
🥇
48
7 days ago
Evil Numbers
albanian-laundromat
42
7 days ago
Evil Numbers
Daniel-Ellison
45
7 days ago
Evil Numbers
Yewzir
62
8 days ago
Evil Numbers
namelessiw
🥉
60
8 days ago
Evil Numbers
Babafaba
41
8 days ago
Evil Numbers
Babafaba
41
8 days ago
Evil Numbers
rhysdh540
52
9 days ago
Evil Numbers
KasperKivimaeki
50
9 days ago
Evil Numbers
kmathis22
84
9 days ago
Evil Numbers
matejmatik123
107
9 days ago
Evil Numbers
snoozingnewt
50
9 days ago
Evil Numbers
snoozingnewt
48
9 days ago
Evil Numbers
Kermavaahto
84
10 days ago
Evil Numbers
Kermavaahto
52
10 days ago
Evil Numbers
albanian-laundromat
56
10 days ago
Evil Numbers
snoozingnewt
92
10 days ago
Evil Numbers
snoozingnewt
66
10 days ago
Evil Numbers
KasperKivimaeki
81
10 days ago
Evil Numbers
kmathis22
132
10 days ago
Evil Numbers
snoozingnewt
64
11 days ago
Evil Numbers
BrunoVisnadi
🥇
40
11 days ago
Evil Numbers
Shanethegamer
148
11 days ago
Evil Numbers
snoozingnewt
90
12 days ago
Evil Numbers
snoozingnewt
110
12 days ago
Evil Numbers
dokutan
74
13 days ago
Evil Numbers
ESOrSomething
62
13 days ago
Evil Numbers
albanian-laundromat
51
14 days ago
Evil Numbers
kmathis22
92
14 days ago
Evil Numbers
kmathis22
121
14 days ago
Evil Numbers
fuzzylojik-golf
🥉
60
14 days ago
Evil Numbers
pardouin
61
14 days ago
Evil Numbers
JayXon
🥇
59
14 days ago
Evil Numbers
sean-niemann
🥇
59
14 days ago
Evil Numbers
DialFrost
🥉
60
14 days ago
Evil Numbers
kg583
🥇
38
14 days ago
Evil Numbers
Shanethegamer
42
14 days ago
Evil Numbers
CornerMercury
🥇
40
15 days ago
Evil Numbers
Liibe
72
15 days ago
Evil Numbers
nwellnhof
62
15 days ago
Evil Numbers
iczelia
65
15 days ago
Evil Numbers
iczelia
50
15 days ago
Evil Numbers
yukii1004
49
15 days ago
Evil Numbers
GolfingSuccess
62
15 days ago
Evil Numbers
emgordon154
62
15 days ago
Evil Numbers
Shanethegamer
64
15 days ago
Evil Numbers
GeneralPoxter
49
15 days ago
Evil Numbers
snoozingnewt
75
15 days ago
Evil Numbers
dokutan
70
15 days ago
Evil Numbers
rucin93
🥉
60
15 days ago
Evil Numbers
jared-hughes
72
15 days ago
Evil Numbers
KatieLG
117
15 days ago