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
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
Maze
Medal Tally
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
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Apéry’s Constant
Calendar
Connect Four
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Hilbert Curve
Mandelbrot
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
QR Encoder
Quadratic Formula
Scrambled Alphabetization
Semiprime Numbers
Snake
Sphenic Numbers
Star Wars GPT
Trinomial Triangle
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
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
Groovy
Harbour
Hare
Haxe
Hush
Hy
iogii
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
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
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
Groovy
Harbour
Hare
Haxe
Hush
Hy
iogii
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
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
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
Maze
Medal Tally
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
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Apéry’s Constant
Calendar
Connect Four
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Hilbert Curve
Mandelbrot
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
QR Encoder
Quadratic Formula
Scrambled Alphabetization
Semiprime Numbers
Snake
Sphenic Numbers
Star Wars GPT
Trinomial Triangle
Turtle
Tutorial
Hole
Golfer
Bytes
Submitted
Morse Decoder
KasperKivimaeki
163
20 hours ago
Morse Decoder
albanian-laundromat
335
23 hours ago
Morse Decoder
edsrzf
💎
168
6 days ago
Morse Decoder
edsrzf
💎
167
6 days ago
Morse Decoder
dokutan
311
6 days ago
Morse Decoder
dokutan
201
10 days ago
Morse Decoder
acotis
326
15 days ago
Morse Decoder
targrik
198
16 days ago
Morse Decoder
dokutan
182
17 days ago
Morse Decoder
dokutan
613
23 days ago
Morse Decoder
jameswmccarty
241
7 Mar 2025
Morse Decoder
Pyroan
207
2 Mar 2025
Morse Decoder
MeWhenI
154
26 Feb 2025
Morse Decoder
andrewjc2000
236
25 Feb 2025
Morse Decoder
tatzyr
231
24 Feb 2025
Morse Decoder
targrik
171
22 Feb 2025
Morse Decoder
edsrzf
💎
289
22 Feb 2025
Morse Decoder
ovs-code
113
22 Feb 2025
Morse Decoder
voytxt
214
20 Feb 2025
Morse Decoder
CLOStrophobic
🥈
188
20 Feb 2025
Morse Decoder
dokutan
249
20 Feb 2025
Morse Decoder
wuminws
322
20 Feb 2025
Morse Decoder
viv511
318
16 Feb 2025
Morse Decoder
CornerMercury
422
15 Feb 2025
Morse Decoder
MeWhenI
🥈
117
15 Feb 2025
Morse Decoder
kg583
🥈
292
13 Feb 2025
Morse Decoder
Seek64
136
13 Feb 2025
Morse Decoder
edsrzf
🥉
217
13 Feb 2025
Morse Decoder
edsrzf
🥈
214
13 Feb 2025
Morse Decoder
kevinnaviapaiva
1,375
12 Feb 2025
Morse Decoder
tomtheisen
195
11 Feb 2025
Morse Decoder
MeWhenI
🥈
740
9 Feb 2025
Morse Decoder
sean-niemann
🥇
128
9 Feb 2025
Morse Decoder
sean-niemann
🥇
132
9 Feb 2025
Morse Decoder
dokutan
471
8 Feb 2025
Morse Decoder
GrayJoKing
💎
144
5 Feb 2025
Morse Decoder
dokutan
558
4 Feb 2025
Morse Decoder
dokutan
🥈
241
4 Feb 2025
Morse Decoder
dokutan
732
4 Feb 2025
Morse Decoder
dokutan
212
4 Feb 2025
Morse Decoder
dokutan
917
4 Feb 2025
Morse Decoder
dokutan
700
4 Feb 2025
Morse Decoder
dokutan
836
4 Feb 2025
Morse Decoder
dokutan
🥉
375
4 Feb 2025
Morse Decoder
emgordon154
💎
401
3 Feb 2025
Morse Decoder
Shanethegamer
1,297
1 Feb 2025
Morse Decoder
CLOStrophobic
243
26 Jan 2025
Morse Decoder
emgordon154
🥈
305
26 Jan 2025
Morse Decoder
JayXon
💎
210
24 Jan 2025
Morse Decoder
edsrzf
253
23 Jan 2025
Morse Decoder
edsrzf
💎
298
23 Jan 2025
Morse Decoder
rucin93
144
23 Jan 2025
Morse Decoder
rucin93
🥈
126
23 Jan 2025
Morse Decoder
edsrzf
💎
265
23 Jan 2025
Morse Decoder
sean-niemann
🥇
141
23 Jan 2025
Morse Decoder
sean-niemann
🥈
179
22 Jan 2025
Morse Decoder
sean-niemann
127
22 Jan 2025
Morse Decoder
sean-niemann
🥈
135
22 Jan 2025
Morse Decoder
CarsonChr
370
21 Jan 2025
Morse Decoder
Yax42
180
18 Jan 2025
Morse Decoder
KatieLG
1,328
17 Jan 2025
Morse Decoder
ryyyn
1,054
16 Jan 2025
Morse Decoder
AlephSquirrel
💎
170
15 Jan 2025
Morse Decoder
kg583
🥉
199
14 Jan 2025
Morse Decoder
dokutan
1,486
13 Jan 2025
Morse Decoder
AdrienHache
227
13 Jan 2025
Morse Decoder
dokutan
🥉
744
12 Jan 2025
Morse Decoder
kg583
171
12 Jan 2025
Morse Decoder
croc54
1,264
12 Jan 2025
Morse Decoder
msbranicky
561
10 Jan 2025
Morse Decoder
Artemis21
182
10 Jan 2025
Morse Decoder
nullshallot
205
7 Jan 2025
Morse Decoder
AidanWalter
1,613
3 Jan 2025
Morse Decoder
MeWhenI
🥈
179
1 Jan 2025
Morse Decoder
zt14427
1,227
27 Dec 2024