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
Gray Code Decoder
Gray Code Encoder
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
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
ArkScript
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
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
ArkScript
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
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
Gray Code Decoder
Gray Code Encoder
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
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
Bytes
Time
Submitted
𝑒
jusaka
1,054
333ms
2 days ago
𝑒
KasperKivimaeki
180
316ms
11 Dec 2025
𝑒
JOrE20
1,090
350ms
3 Nov 2025
𝑒
CaedenHarper
162
352ms
1 Nov 2025
𝑒
kkoenig
143
335ms
10 Sep 2025
𝑒
FlorianCassayre
234
353ms
19 Jul 2025
𝑒
BREMAUCY
1,050
345ms
18 Jul 2025
𝑒
fuzzylojik-golf
1,050
350ms
15 Jul 2025
𝑒
targrik
167
384ms
4 Jul 2025
𝑒
ereztaiar
296
431ms
20 Apr 2025
𝑒
JayXon
💎
137
348ms
5 Apr 2025
𝑒
gigaprofisi
1,057
317ms
3 Mar 2025
𝑒
madeforlosers
1,053
331ms
13 Jan 2025
𝑒
sean-niemann
150
350ms
11 Jan 2025
𝑒
stefangimmillaro
168
330ms
21 Oct 2024
𝑒
P1nk-P0nk
1,060
336ms
28 Sep 2024
𝑒
Mabeloid
1,055
320ms
16 Sep 2024
𝑒
DialFrost
🥈
138
322ms
5 Sep 2024
𝑒
HumanoidCPU
1,050
343ms
26 Aug 2024
𝑒
bac0id
1,053
323ms
25 Jun 2024
𝑒
dokutan
614
309ms
20 May 2024
𝑒
Jacob385
1,055
328ms
1 May 2024
𝑒
jtaxen
1,089
324ms
7 Apr 2024
𝑒
Pale-Vessel
1,055
324ms
10 Jan 2024
𝑒
Yewzir
743
326ms
3 Jan 2024
𝑒
jerrandolph
212
356ms
23 Dec 2023
𝑒
zt14427
1,057
335ms
22 Oct 2023
𝑒
snoozingnewt
1,050
318ms
7 Oct 2023
𝑒
SB-945
1,057
324ms
20 Sep 2023
𝑒
msbranicky
160
400ms
31 Aug 2023
𝑒
TaserTheFox
1,057
350ms
19 May 2023
𝑒
Firefox760
1,090
316ms
23 Apr 2023
𝑒
InigoK
1,055
321ms
12 Apr 2023
𝑒
MeWhenI
154
328ms
10 Feb 2023
𝑒
voytxt
1,050
334ms
3 Feb 2023
𝑒
emplv
151
330ms
26 Jan 2023
𝑒
retrohun
1,055
321ms
28 Dec 2022
𝑒
KatieLG-Transpiler
1,052
331ms
24 Jun 2022
𝑒
foxmcloud555
1,067
340ms
13 Apr 2022
𝑒
Shanethegamer
203
340ms
28 Jan 2022
𝑒
mokymok
1,050
317ms
8 Nov 2021
𝑒
jgbaldwinbrown
288
1,259ms
29 Oct 2021
𝑒
KatieLG
1,050
380ms
10 Oct 2021
𝑒
kurkale6ka
1,051
350ms
25 Jul 2021
𝑒
Lydxn
🥉
140
359ms
14 Jul 2021
𝑒
cure-honey
167
336ms
23 Jun 2021
𝑒
mothcolada
1,057
313ms
12 Jan 2021
𝑒
argusdusty
179
362ms
26 Dec 2020
𝑒
rvdnieuwendijk
1,054
326ms
18 Oct 2020
𝑒
Waffle3z
1,055
338ms
11 Oct 2020
𝑒
primo-ppcg
🥉
140
315ms
5 Oct 2020
𝑒
nwellnhof
🥉
140
335ms
5 Oct 2020
𝑒
RustemB
1,050
333ms
21 May 2020
𝑒
cduerm
200
354ms
12 May 2020
𝑒
bendiscz
200
345ms
20 Apr 2020
𝑒
mazzegi
339
343ms
19 Apr 2020
𝑒
MahlerFive
1,050
313ms
19 Apr 2020
𝑒
ThomasDotCodes
1,051
318ms
16 Apr 2020
𝑒
JRaspass
1,050
328ms
15 Apr 2020