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
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
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
ArkScript
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
ArkScript
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
Calendar
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
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
Chars
Time
Submitted
τ
primo-ppcg
💎
120
175ms
2 days ago
τ
DialFrost
💎
170
1,758ms
2 days ago
τ
dokutan
229
9ms
8 days ago
τ
KatieLG-Transpiler
1,006
2ms
10 days ago
τ
KatieLG-Transpiler
1,011
10ms
10 days ago
τ
KatieLG-Transpiler
1,009
2ms
10 days ago
τ
anter69
55
46ms
10 days ago
τ
KatieLG
60
46ms
11 days ago
τ
aliakseikalosha
294
470ms
12 days ago
τ
IISResetMe
313
417ms
13 days ago
τ
dokutan
689
11ms
13 days ago
τ
JOrE20
1,010
31ms
15 days ago
τ
JOrE20
1,048
12ms
15 days ago
τ
JOrE20
1,020
402ms
15 days ago
τ
JOrE20
1,203
2,015ms
15 days ago
τ
JOrE20
1,071
1,308ms
15 days ago
τ
JOrE20
1,081
257ms
15 days ago
τ
JOrE20
1,018
2ms
15 days ago
τ
JOrE20
1,285
1,571ms
15 days ago
τ
JOrE20
1,011
95ms
15 days ago
τ
JOrE20
1,012
6ms
15 days ago
τ
JOrE20
1,008
1,021ms
15 days ago
τ
JOrE20
1,009
3ms
15 days ago
τ
JOrE20
1,011
70ms
15 days ago
τ
JOrE20
1,013
42ms
15 days ago
τ
JOrE20
1,012
4ms
15 days ago
τ
JOrE20
1,009
1,181ms
15 days ago
τ
JOrE20
1,010
1ms
15 days ago
τ
JOrE20
1,003
2ms
15 days ago
τ
JOrE20
1,049
117ms
15 days ago
τ
JOrE20
1,018
22ms
15 days ago
τ
JOrE20
1,008
4ms
15 days ago
τ
JOrE20
1,009
40ms
15 days ago
τ
JOrE20
1,011
2ms
15 days ago
τ
JOrE20
1,073
40ms
15 days ago
τ
JOrE20
1,011
162ms
15 days ago
τ
JOrE20
1,013
74ms
15 days ago
τ
JOrE20
1,008
84ms
15 days ago
τ
JOrE20
1,014
9ms
15 days ago
τ
JOrE20
1,008
3ms
15 days ago
τ
JOrE20
1,011
10ms
15 days ago
τ
JOrE20
1,004
186ms
15 days ago
τ
JOrE20
1,008
125ms
15 days ago
τ
JOrE20
1,011
1,948ms
15 days ago
τ
JOrE20
1,009
4ms
15 days ago
τ
JOrE20
1,021
27ms
15 days ago
τ
JOrE20
1,002
4ms
15 days ago
τ
JOrE20
1,115
1,476ms
15 days ago
τ
JOrE20
1,066
117ms
15 days ago
τ
JOrE20
1,009
657ms
15 days ago
τ
JOrE20
1,067
354ms
15 days ago
τ
JOrE20
1,011
332ms
15 days ago
τ
JOrE20
1,004
42ms
15 days ago
τ
JOrE20
1,010
60ms
15 days ago
τ
JOrE20
1,011
69ms
15 days ago
τ
JOrE20
1,017
6ms
15 days ago
τ
JOrE20
1,062
105ms
15 days ago
τ
JOrE20
1,083
177ms
15 days ago
τ
JOrE20
1,019
2ms
15 days ago
τ
JOrE20
1,004
38ms
15 days ago
τ
JOrE20
1,016
113ms
15 days ago
τ
JOrE20
1,007
2ms
15 days ago
τ
JOrE20
1,011
2ms
15 days ago
τ
JOrE20
1,360
2ms
15 days ago
τ
amazingalek
389
387ms
18 days ago
τ
HumanoidCPU
1,011
5ms
18 days ago
τ
HPWiz
💎
145
3,978ms
18 days ago
τ
sean-niemann
44
1,439ms
19 days ago
τ
dokutan
752
426ms
23 days ago
τ
JayXon
💎
127
555ms
23 days ago
τ
HumanoidCPU
542
685ms
23 days ago
τ
JayXon
🥇
57
448ms
23 days ago
τ
JayXon
🥇
58
15ms
23 days ago
τ
dokutan
384
3ms
23 days ago
τ
BREMAUCY
58
44ms
24 days ago
τ
emgordon154
59
50ms
24 days ago
τ
NoneTheFewer
370
36ms
24 days ago
τ
Yewzir
65
46ms
24 days ago
τ
blaztoma
66
45ms
25 days ago
τ
GrayJoKing
💎
164
4,869ms
25 days ago