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
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
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
Hilbert Curve
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Snake
Sphenic Numbers
Trinomial Triangle
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
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
Groovy
Harbour
Hare
Haxe
Hush
Hy
iogii
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
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
Groovy
Harbour
Hare
Haxe
Hush
Hy
iogii
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
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
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
Hilbert Curve
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Snake
Sphenic Numbers
Trinomial Triangle
Turtle
Tutorial
Hole
Golfer
Bytes
Submitted
Vampire Numbers
Mikey-Beep
142
4 days ago
Vampire Numbers
cdesodt
223
11 days ago
Vampire Numbers
fuzzylojik-golf
138
12 days ago
Vampire Numbers
andrewjc2000
137
13 days ago
Vampire Numbers
RaBa21
197
19 days ago
Vampire Numbers
ryyyn
119
21 days ago
Vampire Numbers
Flekay
143
21 days ago
Vampire Numbers
4atj
114
21 days ago
Vampire Numbers
YAJUE114514
210
3 Jul 2025
Vampire Numbers
madex
187
17 Jun 2025
Vampire Numbers
Ripick
541
14 Jun 2025
Vampire Numbers
mossiegoat
1,085
10 Jun 2025
Vampire Numbers
Lv0Sys
143
30 May 2025
Vampire Numbers
keelimeguy
132
17 May 2025
Vampire Numbers
madeforlosers
1,083
9 May 2025
Vampire Numbers
Keegan-T
149
24 Apr 2025
Vampire Numbers
evan18c
176
24 Apr 2025
Vampire Numbers
albanian-laundromat
126
13 Apr 2025
Vampire Numbers
WillowWispy
172
19 Mar 2025
Vampire Numbers
plcc0
134
5 Mar 2025
Vampire Numbers
Troon
141
28 Feb 2025
Vampire Numbers
ahmetdemirag
128
14 Feb 2025
Vampire Numbers
CaedenHarper
128
19 Jan 2025
Vampire Numbers
croc54
136
18 Jan 2025
Vampire Numbers
AidanWalter
640
3 Jan 2025
Vampire Numbers
JunkIce
1,083
3 Dec 2024
Vampire Numbers
Unknownuserfrommars
1,083
22 Nov 2024
Vampire Numbers
wh3n3v3r
177
14 Nov 2024
Vampire Numbers
lifthrasiir
121
13 Nov 2024
Vampire Numbers
OSYCh314
180
2 Nov 2024
Vampire Numbers
Andrey135296
175
2 Nov 2024
Vampire Numbers
mintyproof
1,083
1 Nov 2024
Vampire Numbers
ComputerKWasTaken
290
31 Oct 2024
Vampire Numbers
FranklinJiaChen
1,084
31 Oct 2024
Vampire Numbers
Emutis
183
31 Oct 2024
Vampire Numbers
Apzyte-Gamer
1,083
31 Oct 2024
Vampire Numbers
Mabeloid
1,083
31 Oct 2024
Vampire Numbers
edsrzf
132
31 Oct 2024
Vampire Numbers
jameswmccarty
243
26 Oct 2024
Vampire Numbers
sciencejiho
1,233
24 Oct 2024
Vampire Numbers
5cw
117
19 Oct 2024
Vampire Numbers
Rubiksmath
115
19 Oct 2024
Vampire Numbers
xyangst
157
15 Oct 2024
Vampire Numbers
roguh
163
13 Oct 2024
Vampire Numbers
bizy-coder
115
8 Oct 2024
Vampire Numbers
jatloe
1,083
2 Oct 2024
Vampire Numbers
emgordon154
120
16 Sep 2024
Vampire Numbers
EnTerr
138
15 Sep 2024
Vampire Numbers
PyryL
158
23 Aug 2024
Vampire Numbers
sean-niemann
117
11 Aug 2024
Vampire Numbers
bzijlema
124
7 Aug 2024
Vampire Numbers
Ythaenagor
200
5 Aug 2024
Vampire Numbers
Steffan153
117
29 Jul 2024
Vampire Numbers
CutSandstone
189
5 Jul 2024
Vampire Numbers
ovs-code
🥈
110
23 Jun 2024
Vampire Numbers
Deedogg
194
11 Jun 2024
Vampire Numbers
Seek64
119
22 May 2024
Vampire Numbers
BREMAUCY
130
14 May 2024
Vampire Numbers
gabe-gallegos
1,097
12 May 2024
Vampire Numbers
inverseLorentz
192
10 May 2024
Vampire Numbers
HumanoidCPU
1,083
8 May 2024
Vampire Numbers
SB-945
143
7 Apr 2024
Vampire Numbers
neel11235813
116
28 Mar 2024
Vampire Numbers
duckyluuk
116
28 Mar 2024
Vampire Numbers
jtaxen
182
27 Mar 2024
Vampire Numbers
051
118
18 Mar 2024
Vampire Numbers
Freddiechang
148
14 Mar 2024
Vampire Numbers
jbjd
149
27 Feb 2024
Vampire Numbers
Just4FunCoder
181
18 Feb 2024
Vampire Numbers
zwxzwxzwx21
254
7 Feb 2024
Vampire Numbers
dokutan
635
22 Jan 2024
Vampire Numbers
yuchuehw
157
19 Jan 2024
Vampire Numbers
Shanethegamer
128
18 Jan 2024
Vampire Numbers
brimstonetrader
1,092
11 Jan 2024
Vampire Numbers
1231234md5
633
10 Jan 2024