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
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
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
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
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 Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Hilbert Curve
Mandelbrot
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Partition Numbers
QR Encoder
Quadratic Formula
Scrambled Alphabetization
Semiprime Numbers
Set
Snake
Sphenic Numbers
Star Wars GPT
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
Rockstar 2
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
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
Rockstar 2
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
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
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
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
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
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 Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Hilbert Curve
Mandelbrot
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Partition Numbers
QR Encoder
Quadratic Formula
Scrambled Alphabetization
Semiprime Numbers
Set
Snake
Sphenic Numbers
Star Wars GPT
Trinomial Triangle
Turtle
Tutorial
Hole
Golfer
Bytes
Submitted
brainfuck
qpwoeirut
355
114 mins ago
brainfuck
Pyroan
274
9 hours ago
brainfuck
plcc0
257
2 days ago
brainfuck
TimSvensson
549
6 days ago
brainfuck
CornerMercury
298
8 days ago
brainfuck
Bulmenisaurus
188
18 days ago
brainfuck
maxgodfrey2004
219
19 days ago
brainfuck
CaedenHarper
193
27 days ago
brainfuck
adamnielson42
208
27 days ago
brainfuck
itljan30
225
27 days ago
brainfuck
edsrzf
225
22 Jan 2025
brainfuck
ryyyn
178
21 Jan 2025
brainfuck
LostSyntax21
287
19 Jan 2025
brainfuck
snoozingnewt
276
14 Jan 2025
brainfuck
AnnoyedArt1256
308
7 Jan 2025
brainfuck
yokasuretsu
215
7 Jan 2025
brainfuck
AidanWalter
1,492
3 Jan 2025
brainfuck
Artemis21
255
3 Jan 2025
brainfuck
croc54
432
27 Dec 2024
brainfuck
ImpressedByRocks
267
24 Dec 2024
brainfuck
lifthrasiir
189
6 Dec 2024
brainfuck
JunkIce
321
3 Dec 2024
brainfuck
snydej
221
28 Nov 2024
brainfuck
janbehrens
251
24 Nov 2024
brainfuck
ArchFin
1,913
24 Nov 2024
brainfuck
Unknownuserfrommars
839
22 Nov 2024
brainfuck
emgordon154
281
11 Nov 2024
brainfuck
jatloe
278
28 Oct 2024
brainfuck
Alex-Huggett
317
22 Oct 2024
brainfuck
HumanoidCPU
316
12 Oct 2024
brainfuck
cdesodt
303
10 Oct 2024
brainfuck
zyc-2024
517
5 Oct 2024
brainfuck
taha-daneshmand
1,242
2 Oct 2024
brainfuck
martion2007
217
22 Sep 2024
brainfuck
julian-hoelz
272
22 Sep 2024
brainfuck
abhishekg999
270
21 Sep 2024
brainfuck
lelbal
259
21 Sep 2024
brainfuck
EnTerr
272
15 Sep 2024
brainfuck
AtengChen
308
7 Sep 2024
brainfuck
Mikey-Beep
219
5 Sep 2024
brainfuck
hiichbindermax
315
3 Sep 2024
brainfuck
CyberTapir
505
30 Aug 2024
brainfuck
mathb0y512
239
20 Aug 2024
brainfuck
PyryL
290
20 Aug 2024
brainfuck
Seek64
179
19 Aug 2024
brainfuck
alexeldridge
234
12 Aug 2024
brainfuck
codingisgreatbutiamnot
291
12 Aug 2024
brainfuck
sjrct
209
9 Aug 2024
brainfuck
5cw
188
5 Aug 2024
brainfuck
Ythaenagor
348
5 Aug 2024
brainfuck
mbittner20
509
27 Jul 2024
brainfuck
kg583
173
26 Jul 2024
brainfuck
unknown25001
515
22 Jul 2024
brainfuck
liamLatour
294
21 Jul 2024
brainfuck
alfonsoalves
250
21 Jul 2024
brainfuck
CutSandstone
317
19 Jul 2024
brainfuck
jameswmccarty
363
11 Jul 2024
brainfuck
madex
297
9 Jul 2024
brainfuck
FranklinJiaChen
301
4 Jul 2024
brainfuck
cros107
200
29 Jun 2024
brainfuck
hellwue
371
25 Jun 2024
brainfuck
retrohun
203
23 Jun 2024
brainfuck
ahmetdemirag
223
22 Jun 2024
brainfuck
ceeb9
203
10 Jun 2024
brainfuck
pardouin
173
9 Jun 2024
brainfuck
BREMAUCY
312
5 Jun 2024
brainfuck
spy404
279
5 Jun 2024
brainfuck
Steffan153
175
1 Jun 2024
brainfuck
andrewjc2000
1,120
27 May 2024
brainfuck
DialFrost
190
16 May 2024
brainfuck
ovs-code
173
15 May 2024
brainfuck
inverseLorentz
308
14 May 2024
brainfuck
jfallon1997
280
13 May 2024
brainfuck
jtaxen
262
8 May 2024
brainfuck
Bmrl7
213
5 May 2024