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
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
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 Colors (Inverse)
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
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Snake
Sphenic Numbers
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
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
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 Colors (Inverse)
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
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Snake
Sphenic Numbers
Trinomial Triangle
Turtle
Tutorial
Hole
Golfer
Chars
Submitted
Scrambled Sort
bzijlema
92
16 mins ago
Scrambled Sort
stefangimmillaro
🥉
54
21 mins ago
Scrambled Sort
inventshah
92
32 mins ago
Scrambled Sort
stefangimmillaro
🥇
108
34 mins ago
Scrambled Sort
rucin93
115
34 mins ago
Scrambled Sort
inventshah
🥈
283
37 mins ago
Scrambled Sort
edsrzf
💎
106
69 mins ago
Scrambled Sort
zacjl
🥈
110
2 hours ago
Scrambled Sort
albanian-laundromat
🥉
279
5 hours ago
Scrambled Sort
edsrzf
291
7 hours ago
Scrambled Sort
edsrzf
🥉
124
8 hours ago
Scrambled Sort
weliveinhell
108
9 hours ago
Scrambled Sort
edsrzf
🥈
183
9 hours ago
Scrambled Sort
emgordon154
277
9 hours ago
Scrambled Sort
edsrzf
🥇
239
9 hours ago
Scrambled Sort
targrik
🥈
148
10 hours ago
Scrambled Sort
Mabeloid
95
10 hours ago
Scrambled Sort
helbling
139
11 hours ago
Scrambled Sort
error256
🥈
209
12 hours ago
Scrambled Sort
m-tkach
💎
154
12 hours ago
Scrambled Sort
orthoplex
🥇
24
13 hours ago
Scrambled Sort
albanian-laundromat
🥉
348
13 hours ago
Scrambled Sort
albanian-laundromat
273
13 hours ago
Scrambled Sort
error256
74
13 hours ago
Scrambled Sort
error256
63
13 hours ago
Scrambled Sort
MeWhenI
🥇
239
14 hours ago
Scrambled Sort
bitsandbeyond
💎
63
15 hours ago
Scrambled Sort
MeWhenI
76
15 hours ago
Scrambled Sort
MeWhenI
77
15 hours ago
Scrambled Sort
MeWhenI
92
15 hours ago
Scrambled Sort
UnderKoen
🦄
178
16 hours ago
Scrambled Sort
Msleizak
🥉
209
17 hours ago
Scrambled Sort
smclaughlin-cf
180
17 hours ago
Scrambled Sort
error256
💎
111
18 hours ago
Scrambled Sort
error256
💎
179
18 hours ago
Scrambled Sort
xsot
🥉
54
19 hours ago
Scrambled Sort
retrohun
🦄
122
19 hours ago
Scrambled Sort
retrohun
256
20 hours ago
Scrambled Sort
BREMAUCY
101
20 hours ago
Scrambled Sort
janlelis
67
20 hours ago
Scrambled Sort
moustave
104
22 hours ago
Scrambled Sort
edsrzf
🥉
129
22 hours ago
Scrambled Sort
emplv
109
23 hours ago
Scrambled Sort
edsrzf
🥈
73
24 hours ago
Scrambled Sort
stefangimmillaro
🥉
210
25 hours ago
Scrambled Sort
edsrzf
💎
222
25 hours ago
Scrambled Sort
stefangimmillaro
🥉
281
28 hours ago
Scrambled Sort
edsrzf
🥉
139
29 hours ago
Scrambled Sort
fourth-bit
100
29 hours ago
Scrambled Sort
stefangimmillaro
🦄
326
31 hours ago
Scrambled Sort
duckyluuk
🦄
213
31 hours ago
Scrambled Sort
IISResetMe
🥈
78
32 hours ago
Scrambled Sort
Yewzir
🥉
291
32 hours ago
Scrambled Sort
Yewzir
344
32 hours ago
Scrambled Sort
Yewzir
420
32 hours ago
Scrambled Sort
error256
92
32 hours ago
Scrambled Sort
error256
120
33 hours ago
Scrambled Sort
error256
🥉
116
33 hours ago
Scrambled Sort
Sakisan
🥇
126
33 hours ago
Scrambled Sort
edsrzf
97
34 hours ago
Scrambled Sort
edsrzf
🥈
250
34 hours ago
Scrambled Sort
edsrzf
💎
119
34 hours ago
Scrambled Sort
edsrzf
110
34 hours ago
Scrambled Sort
alemelis
86
34 hours ago
Scrambled Sort
emgordon154
27
35 hours ago
Scrambled Sort
msbranicky
🥈
256
35 hours ago
Scrambled Sort
Shanethegamer
8
36 hours ago
Scrambled Sort
aaardwark
121
37 hours ago
Scrambled Sort
Ripick
🥈
192
37 hours ago
Scrambled Sort
ahmetdemirag
97
37 hours ago
Scrambled Sort
Kacarott
🥈
89
38 hours ago
Scrambled Sort
madex
324
38 hours ago
Scrambled Sort
Natanaelel
141
40 hours ago
Scrambled Sort
mousetail
99
40 hours ago
Scrambled Sort
Natanaelel
25
40 hours ago