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
Alphabetic Numbers
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
Rectangle Fill
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
Alphabetic Numbers
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
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
99 Bottles of Beer
Murphy4444
346
289ms
9 Jan 2026
99 Bottles of Beer
PaulYbarra
255
261ms
6 Jan 2026
99 Bottles of Beer
NoneTheFewer
371
325ms
5 Jan 2026
99 Bottles of Beer
5quiwyrm
251
265ms
2 Sep 2025
99 Bottles of Beer
CaedenHarper
11,886
220ms
16 Aug 2025
99 Bottles of Beer
nwellnhof
192
293ms
27 Jul 2025
99 Bottles of Beer
bitsandbeyond
💎
116
315ms
25 Jul 2025
99 Bottles of Beer
BREMAUCY
342
254ms
3 Jul 2025
99 Bottles of Beer
Lv0Sys
345
277ms
30 May 2025
99 Bottles of Beer
dokutan
263
272ms
20 Apr 2025
99 Bottles of Beer
t3hcr
11,886
227ms
10 Apr 2025
99 Bottles of Beer
DialFrost
166
299ms
19 Mar 2025
99 Bottles of Beer
nullshallot
262
230ms
9 Jan 2025
99 Bottles of Beer
Mabeloid
11,886
217ms
17 Sep 2024
99 Bottles of Beer
erikrose100
318
241ms
10 Aug 2024
99 Bottles of Beer
HumanoidCPU
11,886
246ms
13 May 2024
99 Bottles of Beer
Jaykul
161
269ms
28 Apr 2024
99 Bottles of Beer
andrewtchilds
247
264ms
28 Apr 2024
99 Bottles of Beer
MarkE0
316
272ms
28 Apr 2024
99 Bottles of Beer
romero126
218
284ms
25 Apr 2024
99 Bottles of Beer
JPRuskin
259
256ms
23 Apr 2024
99 Bottles of Beer
corbob
499
253ms
22 Apr 2024
99 Bottles of Beer
israem
247
272ms
14 Apr 2024
99 Bottles of Beer
KevinMarquette
259
281ms
6 Apr 2024
99 Bottles of Beer
realslacker
249
255ms
28 Mar 2024
99 Bottles of Beer
IISResetMe
282
274ms
22 Feb 2024
99 Bottles of Beer
SirBogman
🥉
129
318ms
27 Jan 2024
99 Bottles of Beer
PlatoHero
283
263ms
26 Jan 2024
99 Bottles of Beer
dcgjb
141
273ms
25 Jan 2024
99 Bottles of Beer
primo-ppcg
🥈
123
269ms
31 Dec 2023
99 Bottles of Beer
juliansiebert
220
308ms
22 Dec 2023
99 Bottles of Beer
Donair2099
293
275ms
4 Dec 2023
99 Bottles of Beer
janbehrens
230
271ms
3 Dec 2023
99 Bottles of Beer
Driv28
850
269ms
25 Nov 2023
99 Bottles of Beer
Msleizak
311
279ms
16 Nov 2023
99 Bottles of Beer
Feniske
234
298ms
9 Nov 2023
99 Bottles of Beer
bobfrankly
307
271ms
7 Nov 2023
99 Bottles of Beer
MarkSimonyi
267
242ms
4 Nov 2023
99 Bottles of Beer
HCRitter
296
289ms
31 Oct 2023
99 Bottles of Beer
MaxCastella
244
250ms
20 Oct 2023
99 Bottles of Beer
snoozingnewt
345
273ms
21 Sep 2023
99 Bottles of Beer
bsj17
679
297ms
19 Sep 2023
99 Bottles of Beer
kieranwalsh
490
269ms
22 Jul 2023
99 Bottles of Beer
pkspsne
714
294ms
18 Jul 2023
99 Bottles of Beer
littletoyrobots
603
272ms
13 Jul 2023
99 Bottles of Beer
TaserTheFox
317
246ms
3 Jun 2023
99 Bottles of Beer
fbe
283
248ms
18 May 2023
99 Bottles of Beer
kenmich
314
248ms
12 May 2023
99 Bottles of Beer
povce
601
258ms
7 Apr 2023
99 Bottles of Beer
christensendaniel
532
289ms
29 Mar 2023
99 Bottles of Beer
Azaroxs
602
254ms
13 Feb 2023
99 Bottles of Beer
sojumasterGA
353
246ms
10 Feb 2023
99 Bottles of Beer
MeWhenI
222
258ms
28 Jan 2023
99 Bottles of Beer
retrohun
11,897
238ms
26 Dec 2022
99 Bottles of Beer
jeremyclement31
11,886
250ms
6 Dec 2022
99 Bottles of Beer
KevinLaux
318
248ms
8 Nov 2022
99 Bottles of Beer
Arnaud-beep
268
266ms
25 Oct 2022
99 Bottles of Beer
okhoel
231
230ms
7 Oct 2022
99 Bottles of Beer
CarraUjilen
253
284ms
28 Jul 2022
99 Bottles of Beer
PaulPrevi
277
288ms
25 Jul 2022
99 Bottles of Beer
KatieLG-Transpiler
12,189
266ms
24 Jun 2022
99 Bottles of Beer
ehmiiz
420
286ms
22 Jun 2022
99 Bottles of Beer
clemmesserli
362
296ms
19 Jun 2022
99 Bottles of Beer
Jartholdy
310
231ms
13 Jun 2022
99 Bottles of Beer
PowershellKnut
181
311ms
13 Jun 2022
99 Bottles of Beer
thed1n
308
280ms
9 Jun 2022
99 Bottles of Beer
tofuweasel
239
273ms
8 Jun 2022
99 Bottles of Beer
ntatalov
270
256ms
4 Jun 2022
99 Bottles of Beer
spikeyfreak
290
264ms
4 Jun 2022
99 Bottles of Beer
WEX-RMishler
273
273ms
3 Jun 2022
99 Bottles of Beer
StephenBull41
306
258ms
3 Jun 2022
99 Bottles of Beer
Ailko
359
283ms
12 May 2022
99 Bottles of Beer
justinmanawa
268
284ms
10 Jan 2022
99 Bottles of Beer
ze-h
269
248ms
10 Jan 2022
99 Bottles of Beer
ryanlanegit
251
284ms
10 Jan 2022
99 Bottles of Beer
0koA
313
279ms
1 Dec 2021
99 Bottles of Beer
Monte-Hazboun
409
262ms
15 Nov 2021
99 Bottles of Beer
KatieLG
12,189
224ms
10 Oct 2021
99 Bottles of Beer
Xarik
389
283ms
8 Oct 2021
99 Bottles of Beer
aaronmcdavid
267
281ms
26 Jun 2021