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
Gray Code Decoder
Gray Code Encoder
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
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
All Languages
><>
ALGOL 68
ArkScript
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
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
ArkScript
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
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
Gray Code Decoder
Gray Code Encoder
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
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Leyland Numbers
edsrzf
🥇
62
11ms
2 hours ago
Leyland Numbers
zgialor-lab
87
10ms
4 hours ago
Leyland Numbers
jusaka
1,159
2,234ms
34 hours ago
Leyland Numbers
jusaka
892
1,026ms
34 hours ago
Leyland Numbers
jusaka
906
3ms
34 hours ago
Leyland Numbers
jusaka
907
160ms
34 hours ago
Leyland Numbers
jusaka
1,334
12ms
34 hours ago
Leyland Numbers
jusaka
915
89ms
34 hours ago
Leyland Numbers
jusaka
904
4ms
34 hours ago
Leyland Numbers
jusaka
896
2ms
34 hours ago
Leyland Numbers
jusaka
996
2ms
34 hours ago
Leyland Numbers
jusaka
908
176ms
34 hours ago
Leyland Numbers
jusaka
1,005
70ms
34 hours ago
Leyland Numbers
jusaka
896
54ms
34 hours ago
Leyland Numbers
jusaka
903
121ms
34 hours ago
Leyland Numbers
jusaka
896
90ms
34 hours ago
Leyland Numbers
jusaka
1,741
11ms
34 hours ago
Leyland Numbers
jusaka
1,005
13ms
34 hours ago
Leyland Numbers
jusaka
910
258ms
34 hours ago
Leyland Numbers
jusaka
901
5ms
34 hours ago
Leyland Numbers
jusaka
900
3ms
34 hours ago
Leyland Numbers
jusaka
899
2,617ms
34 hours ago
Leyland Numbers
jusaka
1,554
41ms
34 hours ago
Leyland Numbers
jusaka
1,007
30ms
34 hours ago
Leyland Numbers
jusaka
2,829
159ms
34 hours ago
Leyland Numbers
jusaka
898
2ms
34 hours ago
Leyland Numbers
jusaka
899
152ms
34 hours ago
Leyland Numbers
jusaka
995
4ms
34 hours ago
Leyland Numbers
jusaka
925
673ms
34 hours ago
Leyland Numbers
jusaka
2,490
25ms
34 hours ago
Leyland Numbers
jusaka
1,860
41ms
34 hours ago
Leyland Numbers
jusaka
1,002
5ms
34 hours ago
Leyland Numbers
jusaka
12,326
7ms
34 hours ago
Leyland Numbers
jusaka
1,006
171ms
34 hours ago
Leyland Numbers
jusaka
1,036
1,917ms
34 hours ago
Leyland Numbers
jusaka
897
745ms
34 hours ago
Leyland Numbers
jusaka
999
49ms
34 hours ago
Leyland Numbers
jusaka
937
448ms
34 hours ago
Leyland Numbers
jusaka
5,179
140ms
34 hours ago
Leyland Numbers
jusaka
2,173
6ms
34 hours ago
Leyland Numbers
jusaka
899
1,661ms
34 hours ago
Leyland Numbers
jusaka
1,634
1,674ms
34 hours ago
Leyland Numbers
jusaka
2,094
3ms
34 hours ago
Leyland Numbers
jusaka
1,741
89ms
34 hours ago
Leyland Numbers
jusaka
1,019
186ms
34 hours ago
Leyland Numbers
jusaka
1,004
180ms
34 hours ago
Leyland Numbers
jusaka
931
205ms
34 hours ago
Leyland Numbers
jusaka
932
174ms
34 hours ago
Leyland Numbers
jusaka
934
1,569ms
34 hours ago
Leyland Numbers
jusaka
907
551ms
34 hours ago
Leyland Numbers
jusaka
905
568ms
34 hours ago
Leyland Numbers
jusaka
903
8ms
34 hours ago
Leyland Numbers
jusaka
2,031
17ms
34 hours ago
Leyland Numbers
jusaka
1,034
3ms
34 hours ago
Leyland Numbers
jusaka
1,003
9ms
34 hours ago
Leyland Numbers
jusaka
2,383
289ms
34 hours ago
Leyland Numbers
jusaka
12,008
3ms
34 hours ago
Leyland Numbers
jusaka
1,326
10ms
34 hours ago
Leyland Numbers
jusaka
1,008
2ms
34 hours ago
Leyland Numbers
jusaka
1,003
3ms
34 hours ago
Leyland Numbers
jusaka
1,741
61ms
34 hours ago
Leyland Numbers
jusaka
1,002
3ms
34 hours ago
Leyland Numbers
jusaka
1,220
3ms
34 hours ago
Leyland Numbers
jusaka
57
2ms
41 hours ago
Leyland Numbers
prestosilver
🥉
116
176ms
2 days ago
Leyland Numbers
not-a-pokemon
165
11ms
2 days ago
Leyland Numbers
vang1ong7ang
141
214ms
3 days ago
Leyland Numbers
jusaka
🥇
62
16ms
9 days ago
Leyland Numbers
CaedenHarper
35
47ms
11 days ago
Leyland Numbers
Sandw1ch123
87
11ms
11 days ago
Leyland Numbers
edsrzf
🥉
147
33ms
11 days ago
Leyland Numbers
Matter1024
189
56ms
12 days ago
Leyland Numbers
roupiq
171
2,793ms
16 days ago
Leyland Numbers
Herbert00709
169
67ms
16 days ago
Leyland Numbers
Googolplexo
84
14ms
16 days ago
Leyland Numbers
BrunoVisnadi
74
11ms
19 days ago
Leyland Numbers
dokutan
440
17ms
20 days ago
Leyland Numbers
CaedenHarper
893
3ms
21 days ago
Leyland Numbers
dokutan
807
275ms
21 days ago
Leyland Numbers
emgordon154
51
3ms
24 days ago