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
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
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
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
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
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
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
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
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
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Hole
Golfer
Chars
Submitted
DFA Simulator
lifthrasiir
111
18 days ago
DFA Simulator
wh3n3v3r
148
23 days ago
DFA Simulator
aksyristos
825
27 days ago
DFA Simulator
duckyluuk
102
6 Nov 2024
DFA Simulator
Yewzir
178
30 Oct 2024
DFA Simulator
CaedenHarper
296
30 Oct 2024
DFA Simulator
jatloe
105
29 Oct 2024
DFA Simulator
cdesodt
272
14 Oct 2024
DFA Simulator
alemelis
234
11 Oct 2024
DFA Simulator
neihousaigaai
247
7 Oct 2024
DFA Simulator
logvp
261
6 Oct 2024
DFA Simulator
stefangimmillaro
163
29 Sep 2024
DFA Simulator
emgordon154
107
20 Sep 2024
DFA Simulator
HumanoidCPU
125
12 Sep 2024
DFA Simulator
jameswmccarty
245
4 Aug 2024
DFA Simulator
KatieLG
135
29 Jul 2024
DFA Simulator
pardouin
🥈
100
12 Jul 2024
DFA Simulator
dokutan
167
5 Jul 2024
DFA Simulator
FranklinJiaChen
278
4 Jul 2024
DFA Simulator
ahmetdemirag
177
20 Jun 2024
DFA Simulator
madex
385
18 Jun 2024
DFA Simulator
jtaxen
230
8 Jun 2024
DFA Simulator
MeWhenI
158
7 Jun 2024
DFA Simulator
snoozingnewt
144
2 Jun 2024
DFA Simulator
yuchuehw
144
15 May 2024
DFA Simulator
thienudomsrirungruang
211
1 Apr 2024
DFA Simulator
neel11235813
107
1 Apr 2024
DFA Simulator
elgan65536
123
31 Mar 2024
DFA Simulator
anter69
107
27 Mar 2024
DFA Simulator
Bmrl7
208
26 Mar 2024
DFA Simulator
davecame
158
12 Mar 2024
DFA Simulator
mathisfun271
159
19 Feb 2024
DFA Simulator
mbittner20
299
12 Feb 2024
DFA Simulator
StefanHabel
204
11 Feb 2024
DFA Simulator
MaxElf999
254
9 Feb 2024
DFA Simulator
AlephSquirrel
157
8 Feb 2024
DFA Simulator
xsot
157
30 Jan 2024
DFA Simulator
amollberg
220
14 Jan 2024
DFA Simulator
SB-945
127
8 Jan 2024
DFA Simulator
hallvabo
102
31 Dec 2023
DFA Simulator
sean-niemann
103
6 Dec 2023
DFA Simulator
inventshah
179
3 Dec 2023
DFA Simulator
bricknellj
164
1 Dec 2023
DFA Simulator
janbehrens
169
30 Nov 2023
DFA Simulator
VictorFordham
215
24 Nov 2023
DFA Simulator
galloj
254
24 Nov 2023
DFA Simulator
haighd
306
21 Nov 2023
DFA Simulator
orthoplex
158
21 Nov 2023
DFA Simulator
m4xxh
211
20 Nov 2023
DFA Simulator
adoxography
241
19 Nov 2023
DFA Simulator
RZ781
337
19 Nov 2023
DFA Simulator
jensdewaard
372
19 Nov 2023
DFA Simulator
jelleromer
290
19 Nov 2023
DFA Simulator
keelimeguy
134
16 Nov 2023
DFA Simulator
alexjurkiewicz
275
14 Nov 2023
DFA Simulator
hellwue
176
9 Nov 2023
DFA Simulator
ndren
114
8 Nov 2023
DFA Simulator
fgrosshans
239
7 Nov 2023
DFA Simulator
btjones0
127
7 Nov 2023
DFA Simulator
nwellnhof
149
7 Nov 2023
DFA Simulator
commandblockguy
186
6 Nov 2023
DFA Simulator
Alex-x90
178
6 Nov 2023
DFA Simulator
JayXon
🥈
100
4 Nov 2023
DFA Simulator
btnlq
🥈
100
4 Nov 2023
DFA Simulator
FlorianCassayre
143
3 Nov 2023
DFA Simulator
jeff-at-tamer-dot-codes
111
3 Nov 2023
DFA Simulator
BREMAUCY
275
3 Nov 2023
DFA Simulator
InigoK
174
3 Nov 2023
DFA Simulator
wyarde
115
2 Nov 2023
DFA Simulator
SirBogman
154
2 Nov 2023
DFA Simulator
cros107
180
2 Nov 2023
DFA Simulator
jaredtrh
110
2 Nov 2023
DFA Simulator
jared-hughes
161
2 Nov 2023
DFA Simulator
msbranicky
298
1 Nov 2023
DFA Simulator
prplz
164
1 Nov 2023