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
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
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
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
Apéry’s Constant
Binary Lambda Calculus
Calendar
Connect Four
Continued Fractions
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Multitap Input
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
><>
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
ALGOL 68
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
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
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
ALGOL 68
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
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
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
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
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
Apéry’s Constant
Binary Lambda Calculus
Calendar
Connect Four
Continued Fractions
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Multitap Input
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
Bytes
Time
Submitted
√2
YAJUE114514
58
10ms
14 hours ago
√2
primo-ppcg
🥉
133
64ms
15 hours ago
√2
Maashau
1,019
2ms
17 hours ago
√2
dokutan
696
773ms
37 hours ago
√2
dokutan
652
99ms
37 hours ago
√2
emgordon154
🥉
124
100ms
2 days ago
√2
JOrE20
404
13ms
2 days ago
√2
anter69
44
31ms
2 days ago
√2
edsrzf
46
69ms
3 days ago
√2
AxlJeff
292
12ms
4 days ago
√2
olleicua
1,025
111ms
4 days ago
√2
xsot
🥇
33
690ms
4 days ago
√2
sean-niemann
🥇
33
675ms
5 days ago
√2
Shanethegamer
1,006
1ms
5 days ago
√2
BREMAUCY
🥇
36
1,673ms
5 days ago
√2
HumanoidCPU
1,006
2ms
5 days ago
√2
JOrE20
1,003
1ms
5 days ago
√2
edsrzf
🥈
105
177ms
5 days ago
√2
dokutan
703
3ms
6 days ago
√2
Murphy4444
1,004
221ms
7 days ago
√2
HumanoidCPU
1,086
10ms
7 days ago
√2
Lv0Sys
64
19ms
9 days ago
√2
Lv0Sys
49
311ms
9 days ago
√2
Lv0Sys
🥇
49
12ms
9 days ago
√2
prestosilver
155
21ms
9 days ago
√2
CaedenHarper
1,025
105ms
10 days ago
√2
JOrE20
1,025
111ms
11 days ago
√2
KatieLG
1,007
108ms
11 days ago
√2
KatieLG
998
5ms
11 days ago
√2
KatieLG
1,010
94ms
11 days ago
√2
KatieLG
1,007
83ms
11 days ago
√2
KatieLG
993
3ms
11 days ago
√2
KatieLG
1,044
396ms
11 days ago
√2
KatieLG
1,003
756ms
11 days ago
√2
h3ra993huskp
🥇
66
449ms
11 days ago
√2
tigerdan2
96
722ms
12 days ago
√2
voytxt
1,009
622ms
12 days ago
√2
voytxt
1,025
123ms
12 days ago
√2
lacrosse
62
108ms
12 days ago
√2
JOrE20
989
7ms
14 days ago
√2
Carlos-EAC
1,046
987ms
17 days ago
√2
Carlos-EAC
1,011
9ms
17 days ago
√2
kasarino
78
1,322ms
17 days ago
√2
snoozingnewt
🥇
66
439ms
18 days ago
√2
MeWhenI
💎
83
2,976ms
18 days ago
√2
Code-Coder-coder
99
663ms
19 days ago
√2
TheZwierzLF
116
434ms
19 days ago
√2
TheZwierzLF
124
12ms
19 days ago
√2
snoozingnewt
🥉
178
143ms
19 days ago
√2
sunleonid
🥇
49
12ms
19 days ago
√2
KatieLG
1,013
1ms
20 days ago
√2
KatieLG
1,011
4ms
20 days ago
√2
KatieLG
1,045
4ms
20 days ago
√2
ovs-code
22
194ms
20 days ago
√2
JOrE20
1,002
123ms
20 days ago
√2
namelessiw
24
236ms
20 days ago
√2
HumanoidCPU
1,007
2ms
21 days ago
√2
snoozingnewt
255
171ms
21 days ago
√2
KasperKivimaeki
135
393ms
21 days ago
√2
Cube14yt
76
17ms
22 days ago
√2
sean-niemann
💎
111
694ms
23 days ago
√2
olleicua
1,011
2ms
27 days ago
√2
rucin93
🥈
135
360ms
27 days ago
√2
Yewzir
1,011
1ms
27 days ago
√2
gigaprofisi
1,020
108ms
13 Nov 2025
√2
gigaprofisi
1,011
1ms
13 Nov 2025
√2
HumanoidCPU
1,011
1ms
12 Nov 2025
√2
Shanethegamer
1,011
1ms
12 Nov 2025
√2
CaedenHarper
1,011
1ms
12 Nov 2025
√2
voytxt
1,011
1ms
12 Nov 2025
√2
snoozingnewt
1,011
1ms
12 Nov 2025
√2
FortuiteMan
🥈
85
220ms
12 Nov 2025
√2
CommandLeo
🥇
49
11ms
11 Nov 2025
√2
CaedenHarper
🥇
98
281ms
10 Nov 2025
√2
kmathis22
🥇
66
447ms
10 Nov 2025