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
Chars
Submitted
ROT13
Mukundan314
111
12 hours ago
ROT13
targrik
109
22 hours ago
ROT13
tatzyr
🦄
192
28 hours ago
ROT13
Mukundan314
71
2 days ago
ROT13
Mukundan314
90
2 days ago
ROT13
albanian-laundromat
100
2 days ago
ROT13
snoozingnewt
86
4 days ago
ROT13
dokutan
145
4 days ago
ROT13
dokutan
182
4 days ago
ROT13
dokutan
155
4 days ago
ROT13
yoshykai
185
4 days ago
ROT13
plcc0
60
5 days ago
ROT13
plcc0
45
5 days ago
ROT13
ehulinsky
78
6 days ago
ROT13
Chinay-Domitrix
132
6 days ago
ROT13
error256
🥈
260
7 days ago
ROT13
Sciman101
130
8 days ago
ROT13
inventshah
85
9 days ago
ROT13
inventshah
105
9 days ago
ROT13
souta-1326
71
10 days ago
ROT13
WillowWispy
168
12 days ago
ROT13
GrayJoKing
💎
38
13 days ago
ROT13
GolfingSuccess
26
15 days ago
ROT13
GolfingSuccess
💎
22
15 days ago
ROT13
kirjavascript
162
16 days ago
ROT13
pardouin
160
17 days ago
ROT13
acotis
🥉
121
19 days ago
ROT13
pquline
122
19 days ago
ROT13
emgordon154
145
20 days ago
ROT13
Troon
71
21 days ago
ROT13
edsrzf
108
21 days ago
ROT13
anter69
68
22 days ago
ROT13
error-could-not-find-name
78
24 days ago
ROT13
emgordon154
💎
248
24 days ago
ROT13
canissimia
💎
113
25 days ago
ROT13
olleicua
64
26 days ago
ROT13
Pyroan
71
27 days ago
ROT13
FlyingPenguin223
105
27 days ago
ROT13
JDiLenarda
166
7 Mar 2025
ROT13
jameswmccarty
132
7 Mar 2025
ROT13
snooze92
139
5 Mar 2025
ROT13
tatzyr
81
5 Mar 2025
ROT13
IISResetMe
🥈
58
4 Mar 2025
ROT13
edsrzf
🥉
178
2 Mar 2025
ROT13
juliansiebert
82
1 Mar 2025
ROT13
tatzyr
🥇
39
1 Mar 2025
ROT13
andrewjc2000
71
28 Feb 2025
ROT13
TeodorDyakov
109
28 Feb 2025
ROT13
MeWhenI
101
26 Feb 2025
ROT13
sean-niemann
💎
99
24 Feb 2025
ROT13
rucin93
🥈
100
24 Feb 2025
ROT13
didion0
121
24 Feb 2025
ROT13
dokutan
🥉
110
23 Feb 2025
ROT13
DialFrost
63
23 Feb 2025
ROT13
dokutan
237
22 Feb 2025
ROT13
two-bad
140
22 Feb 2025
ROT13
TaserTheFox
145
22 Feb 2025
ROT13
smclaughlin-cf
116
21 Feb 2025
ROT13
j2e2
95
19 Feb 2025
ROT13
rucin93
88
18 Feb 2025
ROT13
nwellnhof
104
17 Feb 2025
ROT13
annaproxy
119
16 Feb 2025
ROT13
vhoulbreque
124
16 Feb 2025
ROT13
yhm138
79
16 Feb 2025
ROT13
tomtheisen
🥉
87
15 Feb 2025
ROT13
Ripick
146
15 Feb 2025
ROT13
Yewzir
3
15 Feb 2025
ROT13
xyangst
147
14 Feb 2025
ROT13
kirjavascript
102
14 Feb 2025
ROT13
ovs-code
35
14 Feb 2025
ROT13
MeWhenI
35
14 Feb 2025
ROT13
CLOStrophobic
🥉
158
13 Feb 2025
ROT13
dokutan
127
12 Feb 2025
ROT13
dokutan
144
12 Feb 2025
ROT13
GolfingSuccess
272
11 Feb 2025