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
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
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
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
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
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
Erlang
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
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
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
Erlang
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
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
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
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
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
Leap Years
KatieLG
1,030
117 mins ago
Leap Years
DialFrost
💎
141
3 hours ago
Leap Years
dokutan
🥈
161
4 hours ago
Leap Years
sean-niemann
🥇
39
18 hours ago
Leap Years
albanian-laundromat
42
19 hours ago
Leap Years
EthanJantz
81
20 hours ago
Leap Years
albanian-laundromat
131
23 hours ago
Leap Years
snoozingnewt
53
23 hours ago
Leap Years
dokutan
880
26 hours ago
Leap Years
Decrare
64
33 hours ago
Leap Years
timhaj
84
34 hours ago
Leap Years
albanian-laundromat
56
36 hours ago
Leap Years
snoozingnewt
47
47 hours ago
Leap Years
NeuralG
56
2 days ago
Leap Years
Zstr25
145
3 days ago
Leap Years
kkoenig
91
3 days ago
Leap Years
Yax42
🥇
41
3 days ago
Leap Years
CaedenHarper
42
4 days ago
Leap Years
kumavale
62
4 days ago
Leap Years
olleicua
291
4 days ago
Leap Years
ovs-code
34
5 days ago
Leap Years
fuzzylojik-golf
🥇
26
6 days ago
Leap Years
fuzzylojik-golf
61
6 days ago
Leap Years
snoozingnewt
53
6 days ago
Leap Years
2bular
🥇
22
7 days ago
Leap Years
cthierfelder
58
9 days ago
Leap Years
edsrzf
43
9 days ago
Leap Years
bilal2709
106
10 days ago
Leap Years
Benzas01
145
10 days ago
Leap Years
fuzzylojik-golf
51
10 days ago
Leap Years
GolfingSuccess
80
11 days ago
Leap Years
fuzzylojik-golf
79
12 days ago
Leap Years
albanian-laundromat
45
12 days ago
Leap Years
commandblockguy
47
12 days ago
Leap Years
blaztoma
53
13 days ago
Leap Years
fuzzylojik-golf
🥇
32
13 days ago
Leap Years
pardouin
42
14 days ago
Leap Years
DialFrost
🥇
39
14 days ago
Leap Years
albanian-laundromat
106
16 days ago
Leap Years
albanian-laundromat
65
16 days ago
Leap Years
saito-ta
22
16 days ago
Leap Years
kmathis22
113
17 days ago
Leap Years
williamxy3
96
17 days ago
Leap Years
conder13
102
17 days ago
Leap Years
Troon
52
18 days ago
Leap Years
fuzzylojik-golf
36
19 days ago
Leap Years
qpwoeirut
46
20 days ago
Leap Years
config2000
120
21 days ago
Leap Years
FortuiteMan
120
21 days ago
Leap Years
gsprochette
69
22 days ago
Leap Years
albanian-laundromat
65
22 days ago
Leap Years
Upload-and-View
99
23 days ago
Leap Years
Upload-and-View
71
23 days ago
Leap Years
kg583
💎
58
23 days ago
Leap Years
kg583
🥇
54
23 days ago
Leap Years
Upload-and-View
67
24 days ago
Leap Years
katss2
742
24 days ago
Leap Years
wobblybits
54
25 days ago
Leap Years
edsrzf
61
25 days ago
Leap Years
edsrzf
65
25 days ago
Leap Years
edsrzf
🥇
61
25 days ago
Leap Years
andrewjc2000
52
25 days ago
Leap Years
LordSir101
44
26 days ago
Leap Years
CaedenHarper
1,517
26 days ago
Leap Years
CaedenHarper
🥉
929
27 days ago
Leap Years
CaedenHarper
875
27 days ago
Leap Years
CaedenHarper
745
27 days ago
Leap Years
CaedenHarper
735
27 days ago
Leap Years
CaedenHarper
738
27 days ago
Leap Years
CaedenHarper
736
27 days ago
Leap Years
CaedenHarper
744
27 days ago
Leap Years
CaedenHarper
739
27 days ago
Leap Years
CaedenHarper
750
27 days ago
Leap Years
CaedenHarper
735
27 days ago
Leap Years
CaedenHarper
735
27 days ago