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
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
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
CSS Colors
dokutan
🦄
3,153
102ms
2 days ago
CSS Colors
Protothor
444
14ms
3 days ago
CSS Colors
kmathis22
3,924
44ms
3 days ago
CSS Colors
kmathis22
2,673
8ms
3 days ago
CSS Colors
kmathis22
2,549
6ms
3 days ago
CSS Colors
kmathis22
2,535
9ms
3 days ago
CSS Colors
kmathis22
1,796
387ms
4 days ago
CSS Colors
CaedenHarper
722
50ms
5 days ago
CSS Colors
Steffan153
🥈
238
41ms
8 days ago
CSS Colors
Steffan153
🥇
258
14ms
8 days ago
CSS Colors
madex
4,078
62ms
8 days ago
CSS Colors
madex
4,019
5ms
8 days ago
CSS Colors
madex
3,298
5ms
8 days ago
CSS Colors
madex
2,836
9ms
8 days ago
CSS Colors
Aquateraneal
3,294
13ms
15 days ago
CSS Colors
snoozingnewt
💎
1,039
10ms
18 days ago
CSS Colors
snoozingnewt
💎
666
101ms
18 days ago
CSS Colors
dokutan
🥉
3,545
189ms
20 days ago
CSS Colors
Chinay-Domitrix
1,692
2,868ms
21 days ago
CSS Colors
Lv0Sys
2,317
11ms
22 days ago
CSS Colors
Steffan153
67
384ms
23 days ago
CSS Colors
JOrE20
365
16ms
23 days ago
CSS Colors
aksyristos
3,965
14ms
25 days ago
CSS Colors
zakariamouhid
6,900
8ms
25 days ago
CSS Colors
Natanaelel
589
61ms
25 days ago
CSS Colors
dokutan
3,303
45ms
26 days ago
CSS Colors
aksyristos
4,165
44ms
22 Feb 2026
CSS Colors
aksyristos
3,550
5ms
22 Feb 2026
CSS Colors
aksyristos
5,155
13ms
21 Feb 2026
CSS Colors
KatieLG
🥈
3,394
8ms
21 Feb 2026
CSS Colors
snoozingnewt
716
110ms
20 Feb 2026
CSS Colors
snoozingnewt
630
42ms
20 Feb 2026
CSS Colors
snoozingnewt
744
173ms
20 Feb 2026
CSS Colors
JOrE20
3,786
76ms
19 Feb 2026
CSS Colors
tomh1012
839
477ms
19 Feb 2026
CSS Colors
tomh1012
822
18ms
19 Feb 2026
CSS Colors
tomh1012
3,577
61ms
19 Feb 2026
CSS Colors
FlorianCassayre
63
369ms
17 Feb 2026
CSS Colors
snoozingnewt
273
385ms
17 Feb 2026
CSS Colors
snoozingnewt
273
18ms
17 Feb 2026
CSS Colors
te-chnical
2,591
11ms
16 Feb 2026
CSS Colors
Flekay
358
11ms
15 Feb 2026
CSS Colors
JOrE20
3,441
28ms
15 Feb 2026
CSS Colors
kg583
🥈
316
103ms
14 Feb 2026
CSS Colors
dokutan
409
471ms
14 Feb 2026
CSS Colors
Natanaelel
🥇
59
375ms
13 Feb 2026
CSS Colors
elgan65536
494
255ms
10 Feb 2026
CSS Colors
dokutan
418
158ms
8 Feb 2026
CSS Colors
dokutan
1,374
490ms
8 Feb 2026
CSS Colors
dokutan
4,293
3ms
8 Feb 2026
CSS Colors
tomh1012
3,014
4ms
5 Feb 2026
CSS Colors
tomh1012
892
5ms
5 Feb 2026
CSS Colors
pardouin
🥇
63
352ms
5 Feb 2026
CSS Colors
GolfingSuccess
83
346ms
5 Feb 2026
CSS Colors
JayXon
🥇
63
362ms
5 Feb 2026
CSS Colors
kg583
🥇
63
417ms
5 Feb 2026
CSS Colors
tomh1012
853
15ms
4 Feb 2026
CSS Colors
dokutan
3,245
57ms
3 Feb 2026
CSS Colors
dokutan
2,508
2,341ms
3 Feb 2026
CSS Colors
dokutan
2,449
603ms
3 Feb 2026
CSS Colors
Andrey2001
2,030
11ms
30 Jan 2026
CSS Colors
dokutan
🥈
977
132ms
26 Jan 2026
CSS Colors
amazingalek
3,613
419ms
25 Jan 2026
CSS Colors
ryyyn
338
19ms
24 Jan 2026
CSS Colors
dokutan
3,747
188ms
16 Jan 2026
CSS Colors
dokutan
3,247
173ms
16 Jan 2026
CSS Colors
TeodorDyakov
538
11ms
14 Jan 2026
CSS Colors
TeodorDyakov
495
389ms
13 Jan 2026
CSS Colors
HumanoidCPU
912
12ms
11 Jan 2026
CSS Colors
dokutan
905
11ms
11 Jan 2026
CSS Colors
HumanoidCPU
6,093
68ms
11 Jan 2026
CSS Colors
KatieLG
2,973
6ms
11 Jan 2026
CSS Colors
arcpolaris
234
477ms
10 Jan 2026
CSS Colors
HumanoidCPU
4,739
5ms
10 Jan 2026
CSS Colors
HumanoidCPU
4,033
6ms
9 Jan 2026
CSS Colors
m-tkach
💎
237
3,857ms
6 Jan 2026
CSS Colors
scpchicken
3,750
5ms
6 Jan 2026
CSS Colors
scpchicken
3,016
5ms
6 Jan 2026
CSS Colors
scpchicken
2,993
14ms
6 Jan 2026
CSS Colors
JOrE20
934
412ms
5 Jan 2026