Recent Solutions
Prev Hole
Play Hole
Next Hole
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
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
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
All Languages
><>
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
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
Erlang
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
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
Erlang
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
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
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Zodiac Signs
tomh1012
283
310ms
2 days ago
Zodiac Signs
ovs-code
🥇
66
4ms
2 days ago
Zodiac Signs
vhoulbreque
444
13ms
2 days ago
Zodiac Signs
2bular
🥇
66
4ms
3 days ago
Zodiac Signs
HumanoidCPU
228
341ms
3 days ago
Zodiac Signs
HumanoidCPU
232
19ms
3 days ago
Zodiac Signs
HumanoidCPU
758
258ms
3 days ago
Zodiac Signs
albanian-laundromat
🥉
118
141ms
5 days ago
Zodiac Signs
SB-945
516
3ms
5 days ago
Zodiac Signs
SB-945
542
5ms
5 days ago
Zodiac Signs
emgordon154
281
4ms
7 days ago
Zodiac Signs
duckyluuk
💎
219
14ms
7 days ago
Zodiac Signs
cros107
222
14ms
7 days ago
Zodiac Signs
retrohun
171
4ms
8 days ago
Zodiac Signs
retrohun
178
12ms
8 days ago
Zodiac Signs
retrohun
162
3ms
9 days ago
Zodiac Signs
blaztoma
825
43ms
10 days ago
Zodiac Signs
olleicua
150
5ms
11 days ago
Zodiac Signs
msbranicky
451
127ms
11 days ago
Zodiac Signs
plcc0
103
12ms
11 days ago
Zodiac Signs
luuumine
130
15ms
11 days ago
Zodiac Signs
KatieLG
209
4ms
11 days ago
Zodiac Signs
bitsandbeyond
2,783
23ms
11 days ago
Zodiac Signs
snoozingnewt
320
468ms
11 days ago
Zodiac Signs
snoozingnewt
293
138ms
11 days ago
Zodiac Signs
bitsandbeyond
2,281
3ms
11 days ago
Zodiac Signs
bitsandbeyond
3,272
6ms
11 days ago
Zodiac Signs
BREMAUCY
372
9ms
11 days ago
Zodiac Signs
BREMAUCY
324
177ms
11 days ago
Zodiac Signs
olleicua
304
3ms
11 days ago
Zodiac Signs
MeWhenI
🥈
316
1,615ms
12 days ago
Zodiac Signs
MeWhenI
198
358ms
12 days ago
Zodiac Signs
olleicua
119
32ms
12 days ago
Zodiac Signs
olleicua
209
20ms
12 days ago
Zodiac Signs
CaedenHarper
302
3ms
12 days ago
Zodiac Signs
CaedenHarper
289
108ms
12 days ago
Zodiac Signs
JOrE20
4,407
15ms
12 days ago
Zodiac Signs
snoozingnewt
2,173
6ms
12 days ago
Zodiac Signs
emgordon154
🥈
40
111ms
12 days ago
Zodiac Signs
Babafaba
147
610ms
16 days ago
Zodiac Signs
Babafaba
151
13ms
16 days ago
Zodiac Signs
emgordon154
🥈
126
12ms
16 days ago
Zodiac Signs
CornerMercury
104
17ms
18 days ago
Zodiac Signs
blaztoma
161
12ms
20 days ago
Zodiac Signs
blaztoma
480
4ms
20 days ago
Zodiac Signs
CaedenHarper
250
305ms
21 days ago
Zodiac Signs
albanian-laundromat
🥈
377
542ms
23 days ago
Zodiac Signs
snoozingnewt
🥉
448
121ms
26 days ago
Zodiac Signs
FortuiteMan
🥈
270
16ms
19 Oct 2025
Zodiac Signs
CaedenHarper
240
347ms
17 Oct 2025
Zodiac Signs
albanian-laundromat
🥈
112
830ms
17 Oct 2025
Zodiac Signs
kg583
💎
127
20ms
17 Oct 2025
Zodiac Signs
FortuiteMan
186
13ms
15 Oct 2025
Zodiac Signs
bitsandbeyond
💎
90
1,174ms
11 Oct 2025
Zodiac Signs
iczelia
460
12ms
10 Oct 2025
Zodiac Signs
InigoK
154
12ms
10 Oct 2025
Zodiac Signs
jacekwladzinski
175
11ms
7 Oct 2025
Zodiac Signs
KatieLG
104
585ms
6 Oct 2025
Zodiac Signs
stefangimmillaro
195
366ms
6 Oct 2025
Zodiac Signs
Yax42
🥉
192
353ms
5 Oct 2025
Zodiac Signs
CaedenHarper
288
349ms
5 Oct 2025
Zodiac Signs
KatieLG
143
11ms
5 Oct 2025
Zodiac Signs
ryyyn
146
19ms
3 Oct 2025
Zodiac Signs
KatieLG
110
44ms
2 Oct 2025
Zodiac Signs
qpwoeirut
104
13ms
1 Oct 2025
Zodiac Signs
CaedenHarper
204
901ms
30 Sep 2025
Zodiac Signs
kg583
🥉
174
7ms
28 Sep 2025
Zodiac Signs
snoozingnewt
167
547ms
28 Sep 2025
Zodiac Signs
snoozingnewt
171
61ms
28 Sep 2025
Zodiac Signs
JayXon
💎
187
359ms
25 Sep 2025
Zodiac Signs
edsrzf
197
273ms
25 Sep 2025
Zodiac Signs
nwellnhof
🥉
192
363ms
25 Sep 2025
Zodiac Signs
sean-niemann
195
367ms
24 Sep 2025
Zodiac Signs
Shanethegamer
🥈
190
367ms
24 Sep 2025
Zodiac Signs
MeWhenI
165
761ms
15 Sep 2025