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
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
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Continued Fractions
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
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
All Languages
><>
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
ALGOL 68
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
><>
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
ALGOL 68
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
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
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Continued Fractions
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
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Day of Week
denkyuu1
94
14ms
2 days ago
Day of Week
rustykitty
92
14ms
3 days ago
Day of Week
SectorCorruptor
153
18ms
5 days ago
Day of Week
josev814
92
14ms
18 days ago
Day of Week
dgambit
91
24ms
19 days ago
Day of Week
KatieLG
75
21ms
7 Jan 2026
Day of Week
ryyyn
🥇
68
14ms
31 Dec 2025
Day of Week
benanlam
155
18ms
25 Dec 2025
Day of Week
Bmrl7
🥇
68
15ms
21 Dec 2025
Day of Week
jared-hughes
92
14ms
21 Dec 2025
Day of Week
DialFrost
🥇
68
14ms
14 Dec 2025
Day of Week
Lv0Sys
85
15ms
8 Dec 2025
Day of Week
Emutis
87
15ms
7 Dec 2025
Day of Week
blaztoma
85
14ms
7 Dec 2025
Day of Week
Languag3
85
17ms
5 Dec 2025
Day of Week
vhoulbreque
98
22ms
4 Dec 2025
Day of Week
sunleonid
🥇
68
19ms
26 Nov 2025
Day of Week
Babafaba
🥇
68
16ms
26 Nov 2025
Day of Week
Andrey2001
102
37ms
26 Nov 2025
Day of Week
HPWiz
85
14ms
26 Nov 2025
Day of Week
luuumine
71
26ms
25 Nov 2025
Day of Week
CommandLeo
85
16ms
23 Nov 2025
Day of Week
snoozingnewt
🥇
68
15ms
21 Nov 2025
Day of Week
TheZwierzLF
103
17ms
21 Nov 2025
Day of Week
rahulbyte-js
220
13ms
21 Nov 2025
Day of Week
lelbal
94
13ms
6 Nov 2025
Day of Week
retrohun
92
13ms
6 Nov 2025
Day of Week
butnaruteodor
93
14ms
31 Oct 2025
Day of Week
ndren
🥇
68
14ms
27 Oct 2025
Day of Week
CornerMercury
🥇
68
15ms
27 Oct 2025
Day of Week
ApoChagi
218
12ms
25 Oct 2025
Day of Week
mathieurodic
92
15ms
21 Oct 2025
Day of Week
Evytag
123
22ms
9 Oct 2025
Day of Week
RYNO8
110
41ms
6 Oct 2025
Day of Week
jacekwladzinski
99
15ms
4 Oct 2025
Day of Week
ahmetdemirag
85
36ms
1 Oct 2025
Day of Week
edsrzf
🥇
68
15ms
23 Sep 2025
Day of Week
EthanJantz
135
24ms
5 Sep 2025
Day of Week
KapelMeister
85
17ms
30 Aug 2025
Day of Week
InigoK
🥇
68
14ms
29 Aug 2025
Day of Week
imoxyg
106
22ms
29 Aug 2025
Day of Week
DGipe
316
14ms
25 Aug 2025
Day of Week
denisfouchard
98
15ms
23 Aug 2025
Day of Week
BREMAUCY
🥇
68
14ms
11 Aug 2025
Day of Week
Aquateraneal
106
18ms
11 Aug 2025
Day of Week
qpwoeirut
🥇
68
14ms
10 Aug 2025
Day of Week
arjunprakash027
93
23ms
8 Aug 2025
Day of Week
michelebastione
99
15ms
6 Aug 2025
Day of Week
Zhenyu-Bo
174
24ms
30 Jul 2025
Day of Week
muser-logiccpu
656
13ms
23 Jul 2025
Day of Week
wuduculfre
🥇
68
14ms
21 Jul 2025
Day of Week
RaBa21
77
15ms
19 Jul 2025
Day of Week
cthierfelder
153
21ms
17 Jul 2025
Day of Week
Rago-Tony
104
23ms
11 Jul 2025
Day of Week
CoolBvll
99
19ms
10 Jul 2025
Day of Week
duckyluuk
🥇
68
16ms
9 Jul 2025
Day of Week
lukegustafson
🥇
68
16ms
9 Jul 2025
Day of Week
dirckvdende
85
13ms
7 Jul 2025
Day of Week
robin-scragg
105
18ms
6 Jul 2025
Day of Week
KasperKivimaeki
🥇
68
15ms
2 Jul 2025
Day of Week
4atj
85
14ms
30 Jun 2025
Day of Week
albanian-laundromat
71
14ms
28 Jun 2025
Day of Week
bknower
91
21ms
27 Jun 2025
Day of Week
Flekay
99
20ms
18 Jun 2025
Day of Week
smilesformiles3
110
24ms
12 Jun 2025
Day of Week
fuzzylojik-golf
🥇
68
14ms
9 Jun 2025
Day of Week
ffelixm
102
23ms
1 Jun 2025
Day of Week
rucin93
🥇
68
14ms
31 May 2025
Day of Week
kistlerf
102
23ms
14 May 2025
Day of Week
StinkyMilo
75
16ms
13 May 2025
Day of Week
Mabeloid
140
12ms
4 May 2025
Day of Week
Voltrifrodec
99
15ms
27 Apr 2025
Day of Week
codewrite
102
22ms
19 Apr 2025
Day of Week
FEZfan
103
25ms
18 Apr 2025
Day of Week
Pyroan
91
20ms
16 Apr 2025
Day of Week
0dyse
99
19ms
15 Apr 2025
Day of Week
SOONwasTaken
142
18ms
19 Mar 2025
Day of Week
Troon
92
15ms
12 Mar 2025
Day of Week
plcc0
71
14ms
9 Mar 2025
Day of Week
jameswmccarty
101
13ms
6 Mar 2025