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
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
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
Calendar
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
Multitap Input
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
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
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
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
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
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
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
Calendar
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
Multitap Input
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
Mandelbrot
HumanoidCPU
3,608
7ms
3 days ago
Mandelbrot
HumanoidCPU
3,415
270ms
3 days ago
Mandelbrot
kmathis22
195
456ms
3 days ago
Mandelbrot
snoozingnewt
315
59ms
3 days ago
Mandelbrot
dokutan
317
738ms
4 days ago
Mandelbrot
albanian-laundromat
180
285ms
5 days ago
Mandelbrot
btjones0
114
873ms
5 days ago
Mandelbrot
arcpolaris
219
386ms
5 days ago
Mandelbrot
JOrE20
586
2ms
5 days ago
Mandelbrot
Shanethegamer
3,382
101ms
6 days ago
Mandelbrot
emgordon154
💎
164
155ms
6 days ago
Mandelbrot
albanian-laundromat
154
284ms
6 days ago
Mandelbrot
albanian-laundromat
141
96ms
6 days ago
Mandelbrot
dokutan
🥈
301
3ms
7 days ago
Mandelbrot
JOrE20
440
60ms
7 days ago
Mandelbrot
CaedenHarper
3,424
103ms
8 days ago
Mandelbrot
TheZwierzLF
371
13ms
8 days ago
Mandelbrot
dokutan
340
3ms
8 days ago
Mandelbrot
dokutan
🥉
684
102ms
8 days ago
Mandelbrot
JOrE20
💎
511
7ms
8 days ago
Mandelbrot
HumanoidCPU
37,540
8ms
9 days ago
Mandelbrot
HumanoidCPU
3,401
7ms
9 days ago
Mandelbrot
edsrzf
🥈
199
256ms
9 days ago
Mandelbrot
KatieLG
570
69ms
9 days ago
Mandelbrot
KatieLG
569
1,151ms
10 days ago
Mandelbrot
KatieLG
570
111ms
10 days ago
Mandelbrot
KatieLG
🥉
519
22ms
10 days ago
Mandelbrot
KatieLG
563
91ms
10 days ago
Mandelbrot
KatieLG
562
616ms
10 days ago
Mandelbrot
KatieLG
528
111ms
10 days ago
Mandelbrot
KatieLG
577
279ms
10 days ago
Mandelbrot
KatieLG
575
151ms
10 days ago
Mandelbrot
KatieLG
637
67ms
10 days ago
Mandelbrot
KatieLG
580
384ms
10 days ago
Mandelbrot
KatieLG
781
649ms
10 days ago
Mandelbrot
KatieLG
486
3ms
10 days ago
Mandelbrot
KatieLG
607
5ms
10 days ago
Mandelbrot
KatieLG
563
3,203ms
10 days ago
Mandelbrot
KatieLG
524
46ms
10 days ago
Mandelbrot
KatieLG
597
379ms
10 days ago
Mandelbrot
KatieLG
673
265ms
10 days ago
Mandelbrot
KatieLG
606
101ms
10 days ago
Mandelbrot
KatieLG
583
353ms
10 days ago
Mandelbrot
KatieLG
524
778ms
10 days ago
Mandelbrot
KatieLG
570
99ms
10 days ago
Mandelbrot
KatieLG
651
1ms
10 days ago
Mandelbrot
KatieLG
613
137ms
10 days ago
Mandelbrot
h3ra993huskp
199
603ms
10 days ago
Mandelbrot
lacrosse
99
515ms
10 days ago
Mandelbrot
snoozingnewt
90
548ms
11 days ago
Mandelbrot
snoozingnewt
90
216ms
11 days ago
Mandelbrot
HumanoidCPU
3,397
46ms
12 days ago
Mandelbrot
AidanWalter
462
232ms
12 days ago
Mandelbrot
JOrE20
2,256
4ms
12 days ago
Mandelbrot
KasperKivimaeki
140
71ms
13 days ago
Mandelbrot
neihousaigaai
151
102ms
13 days ago
Mandelbrot
edsrzf
🥇
110
3,074ms
14 days ago
Mandelbrot
kg583
🥈
139
939ms
14 days ago
Mandelbrot
kg583
🥇
110
3,779ms
14 days ago
Mandelbrot
JOrE20
602
2ms
15 days ago
Mandelbrot
JOrE20
680
32ms
15 days ago
Mandelbrot
JOrE20
596
81ms
15 days ago
Mandelbrot
JOrE20
544
27ms
15 days ago
Mandelbrot
vhoulbreque
726
20ms
15 days ago
Mandelbrot
vhoulbreque
157
349ms
15 days ago
Mandelbrot
JOrE20
588
1,144ms
15 days ago
Mandelbrot
CornerMercury
82
231ms
16 days ago
Mandelbrot
TheZwierzLF
3,317
2,523ms
17 days ago
Mandelbrot
guilhem-roy
121
289ms
17 days ago
Mandelbrot
KatieLG
3,372
1ms
18 days ago
Mandelbrot
KatieLG
3,410
3ms
18 days ago
Mandelbrot
KatieLG
3,444
5ms
18 days ago
Mandelbrot
luuumine
98
840ms
19 days ago
Mandelbrot
rucin93
🥇
113
680ms
21 days ago
Mandelbrot
DialFrost
🥇
113
719ms
21 days ago