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
Bytes
Time
Submitted
Zodiac Signs
edsrzf
🥉
242
13ms
2 days ago
Zodiac Signs
albanian-laundromat
210
4ms
2 days ago
Zodiac Signs
anter69
132
956ms
4 days ago
Zodiac Signs
anter69
126
33ms
4 days ago
Zodiac Signs
duckyluuk
140
1,008ms
5 days ago
Zodiac Signs
duckyluuk
149
17ms
5 days ago
Zodiac Signs
JOrE20
1,782
5ms
6 days ago
Zodiac Signs
JOrE20
1,086
13ms
6 days ago
Zodiac Signs
ndren
188
13ms
6 days ago
Zodiac Signs
Lv0Sys
164
10ms
6 days ago
Zodiac Signs
Lv0Sys
188
19ms
6 days ago
Zodiac Signs
Lv0Sys
176
32ms
6 days ago
Zodiac Signs
emgordon154
💎
157
103ms
9 days ago
Zodiac Signs
albanian-laundromat
246
260ms
9 days ago
Zodiac Signs
AlephSquirrel
179
144ms
11 days ago
Zodiac Signs
albanian-laundromat
🥈
259
121ms
12 days ago
Zodiac Signs
AlephSquirrel
225
79ms
12 days ago
Zodiac Signs
h3ra993huskp
309
482ms
13 days ago
Zodiac Signs
AidanWalter
2,834
712ms
17 days ago
Zodiac Signs
AidanWalter
1,992
6ms
17 days ago
Zodiac Signs
albanian-laundromat
🥉
479
14ms
18 days ago
Zodiac Signs
albanian-laundromat
198
42ms
18 days ago
Zodiac Signs
Ralac07
928
26ms
18 days ago
Zodiac Signs
qpwoeirut
156
11ms
20 days ago
Zodiac Signs
edsrzf
🥉
140
784ms
20 days ago
Zodiac Signs
snoozingnewt
🥈
179
154ms
21 days ago
Zodiac Signs
snoozingnewt
152
492ms
21 days ago
Zodiac Signs
snoozingnewt
160
12ms
21 days ago
Zodiac Signs
aksyristos
2,149
5ms
21 days ago
Zodiac Signs
aksyristos
2,107
665ms
21 days ago
Zodiac Signs
Schmitt-Very-Cool
952
205ms
21 days ago
Zodiac Signs
Schmitt-Very-Cool
955
4ms
21 days ago
Zodiac Signs
Schmitt-Very-Cool
1,055
14ms
21 days ago
Zodiac Signs
scpchicken
1,160
14ms
21 days ago
Zodiac Signs
snoozingnewt
341
29ms
22 days ago
Zodiac Signs
albanian-laundromat
🥉
177
136ms
25 days ago
Zodiac Signs
tomh1012
283
397ms
26 days ago
Zodiac Signs
ovs-code
🥇
66
4ms
26 days ago
Zodiac Signs
vhoulbreque
468
13ms
26 days ago
Zodiac Signs
2bular
🥇
66
4ms
27 days ago
Zodiac Signs
HumanoidCPU
404
643ms
27 days ago
Zodiac Signs
HumanoidCPU
414
18ms
27 days ago
Zodiac Signs
HumanoidCPU
782
244ms
27 days ago
Zodiac Signs
SB-945
564
5ms
14 Nov 2025
Zodiac Signs
SB-945
590
6ms
14 Nov 2025
Zodiac Signs
emgordon154
281
6ms
12 Nov 2025
Zodiac Signs
duckyluuk
💎
219
23ms
12 Nov 2025
Zodiac Signs
cros107
246
14ms
12 Nov 2025
Zodiac Signs
retrohun
171
3ms
11 Nov 2025
Zodiac Signs
retrohun
202
11ms
11 Nov 2025
Zodiac Signs
retrohun
186
2ms
10 Nov 2025
Zodiac Signs
blaztoma
825
41ms
9 Nov 2025
Zodiac Signs
luuumine
207
13ms
9 Nov 2025
Zodiac Signs
olleicua
150
4ms
9 Nov 2025
Zodiac Signs
msbranicky
475
116ms
8 Nov 2025
Zodiac Signs
KatieLG
209
4ms
8 Nov 2025
Zodiac Signs
bitsandbeyond
3,095
24ms
8 Nov 2025
Zodiac Signs
snoozingnewt
320
474ms
8 Nov 2025
Zodiac Signs
snoozingnewt
293
126ms
8 Nov 2025
Zodiac Signs
bitsandbeyond
2,593
3ms
8 Nov 2025
Zodiac Signs
bitsandbeyond
3,608
6ms
8 Nov 2025
Zodiac Signs
BREMAUCY
396
3ms
8 Nov 2025
Zodiac Signs
BREMAUCY
359
173ms
8 Nov 2025
Zodiac Signs
olleicua
304
3ms
8 Nov 2025
Zodiac Signs
MeWhenI
🥈
316
1,678ms
7 Nov 2025
Zodiac Signs
MeWhenI
199
462ms
7 Nov 2025
Zodiac Signs
olleicua
119
45ms
7 Nov 2025
Zodiac Signs
olleicua
209
19ms
7 Nov 2025
Zodiac Signs
CaedenHarper
302
3ms
7 Nov 2025
Zodiac Signs
CaedenHarper
289
107ms
7 Nov 2025
Zodiac Signs
snoozingnewt
2,173
5ms
7 Nov 2025
Zodiac Signs
plcc0
155
13ms
7 Nov 2025
Zodiac Signs
emgordon154
💎
55
112ms
7 Nov 2025
Zodiac Signs
Babafaba
244
573ms
4 Nov 2025
Zodiac Signs
Babafaba
252
12ms
4 Nov 2025