Recent Solutions
Prev Hole
Play Hole
Next Hole
Achievements
Cheevos
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
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Continued Fractions
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
Multitap Input
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
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
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
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
All Languages
><>
ALGOL 68
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
Erlang
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
APL
ArkScript
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
Bytes
Chars
Scoring
Bytes
Chars
Language
All
><>
ALGOL 68
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
Erlang
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
APL
ArkScript
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
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
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Continued Fractions
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
Multitap Input
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
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
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
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Intersection
Steffan153
🥇
152
33ms
109 mins ago
Intersection
edsrzf
🥇
152
34ms
2 hours ago
Intersection
Steffan153
🥇
60
69ms
4 hours ago
Intersection
blaztoma
115
40ms
19 hours ago
Intersection
edsrzf
💎
163
7ms
22 hours ago
Intersection
Matter1024
136
1,249ms
3 days ago
Intersection
kg583
223
78ms
3 days ago
Intersection
WilliamDeBlieck
🥈
226
7ms
4 days ago
Intersection
emgordon154
93
35ms
4 days ago
Intersection
emgordon154
🥈
95
1,208ms
4 days ago
Intersection
Steffan153
🥉
77
399ms
8 days ago
Intersection
Ignacio6D2
141
11ms
8 days ago
Intersection
ImanolCiganda
168
11ms
8 days ago
Intersection
copy
29
3ms
10 days ago
Intersection
bitsandbeyond
💎
82
400ms
11 days ago
Intersection
RZ781
130
10ms
11 days ago
Intersection
Jonson26
240
11ms
11 days ago
Intersection
2bular
14
35ms
12 days ago
Intersection
xsot
💎
123
5ms
12 days ago
Intersection
kasarino
353
268ms
12 days ago
Intersection
kasarino
292
403ms
12 days ago
Intersection
retrohun
157
19ms
12 days ago
Intersection
retrohun
131
176ms
12 days ago
Intersection
2bular
🥉
39
34ms
12 days ago
Intersection
Protothor
204
11ms
12 days ago
Intersection
weeble
135
10ms
12 days ago
Intersection
LostSyntax21
130
10ms
13 days ago
Intersection
RodAlc24
92
11ms
13 days ago
Intersection
Steffan153
💎
76
621ms
14 days ago
Intersection
YAJUE114514
132
10ms
15 days ago
Intersection
prestosilver
222
2ms
15 days ago
Intersection
voytxt
150
11ms
15 days ago
Intersection
D-MOVE
132
10ms
15 days ago
Intersection
JOrE20
91
12ms
15 days ago
Intersection
JOrE20
🥈
193
58ms
15 days ago
Intersection
Aphadion
144
11ms
15 days ago
Intersection
JRaspass
189
12ms
15 days ago
Intersection
weliveinhell
115
9ms
16 days ago
Intersection
weliveinhell
364
11ms
16 days ago
Intersection
jkelly467
181
3ms
17 days ago
Intersection
WalrusesAreAwesome
343
2ms
17 days ago
Intersection
prestosilver
106
17ms
17 days ago
Intersection
IISResetMe
137
461ms
17 days ago
Intersection
janAkali
190
3ms
17 days ago
Intersection
janAkali
151
392ms
17 days ago
Intersection
LukeBridges
210
3ms
17 days ago
Intersection
FoxInTheClouds
133
29ms
17 days ago
Intersection
Steffan153
🥈
101
33ms
18 days ago
Intersection
AstroOrbis
186
11ms
18 days ago
Intersection
helbling
102
11ms
18 days ago
Intersection
madex
132
10ms
18 days ago
Intersection
jkelly467
153
2,356ms
18 days ago
Intersection
Aquateraneal
139
11ms
18 days ago
Intersection
error256
146
15ms
18 days ago
Intersection
Openstreetmapler
136
11ms
18 days ago
Intersection
bpharaldsson
176
12ms
18 days ago
Intersection
bitsandbeyond
132
11ms
18 days ago
Intersection
Andriamanitra
130
11ms
18 days ago
Intersection
tomh1012
211
11ms
18 days ago
Intersection
Natanaelel
132
11ms
18 days ago
Intersection
Matter1024
148
64ms
18 days ago
Intersection
Matter1024
130
10ms
18 days ago
Intersection
OSYCh314
175
17ms
18 days ago
Intersection
Steffan153
🥇
97
1,652ms
18 days ago
Intersection
dokutan
91
417ms
20 days ago
Intersection
Steffan153
🥈
85
5ms
22 days ago
Intersection
kg583
🥈
102
6ms
23 days ago
Intersection
edsrzf
💎
98
25ms
23 days ago
Intersection
kg583
🥉
102
26ms
23 days ago
Intersection
kg583
78
432ms
23 days ago
Intersection
kg583
83
25ms
23 days ago
Intersection
Steffan153
🥇
194
386ms
23 days ago
Intersection
kg583
🥈
154
48ms
24 days ago
Intersection
snoozingnewt
💎
178
60ms
24 days ago
Intersection
snoozingnewt
86
436ms
24 days ago
Intersection
snoozingnewt
90
21ms
24 days ago
Intersection
kg583
🥇
144
16ms
24 days ago
Intersection
Shanethegamer
159
34ms
24 days ago
Intersection
m-tkach
🥉
153
33ms
25 days ago
Intersection
plcc0
18
35ms
25 days ago