Recent Solutions
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
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
Hilbert Curve
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
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
Groovy
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
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
Groovy
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
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
Hilbert Curve
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
Bytes
Submitted
λ
gigaprofisi
1,010
33 hours ago
Seven Segment
2bular
🥇
50
36 hours ago
Farey Sequence
2bular
💎
30
2 days ago
Pangram Grep
dokutan
33
2 days ago
Rule 110
CaedenHarper
16,120
3 days ago
Mandelbrot
CaedenHarper
10,176
3 days ago
Polyominoes
CaedenHarper
3,610
3 days ago
Foo Fizz Buzz Bar
CaedenHarper
5,789
3 days ago
Farey Sequence
CaedenHarper
4,406
3 days ago
Cubes
CaedenHarper
4,171
3 days ago
99 Bottles of Beer
CaedenHarper
12,027
3 days ago
12 Days of Christmas
CaedenHarper
2,397
3 days ago
Partition Numbers
CaedenHarper
646
3 days ago
Emirp Numbers
CaedenHarper
135
3 days ago
Sierpiński Triangle
CaedenHarper
562
3 days ago
Van Eck Sequence
CaedenHarper
2,554
3 days ago
Vampire Numbers
CaedenHarper
1,070
3 days ago
Smith Numbers
CaedenHarper
1,823
3 days ago
Recamán
CaedenHarper
896
3 days ago
Pernicious Numbers (Long)
CaedenHarper
20,661
3 days ago
Pernicious Numbers
CaedenHarper
99
3 days ago
Pascal’s Triangle
CaedenHarper
777
3 days ago
Number Spiral
CaedenHarper
304
3 days ago
Niven Numbers (Long)
CaedenHarper
7,437
3 days ago
Niven Numbers
CaedenHarper
90
3 days ago
N Queens
CaedenHarper
1,245
3 days ago
Lucky Numbers
CaedenHarper
4,819
3 days ago
Look and Say
CaedenHarper
1,291
3 days ago
Leyland Numbers
CaedenHarper
885
3 days ago
Leap Years
CaedenHarper
729
3 days ago
Kolakoski Sequence
CaedenHarper
2,019
3 days ago
Kaprekar Numbers
CaedenHarper
439
3 days ago
Inventory Sequence
CaedenHarper
2,622
3 days ago
Happy Numbers (Long)
CaedenHarper
551
3 days ago
Happy Numbers
CaedenHarper
106
3 days ago
Gijswijt’s Sequence
CaedenHarper
1,999
3 days ago
Odious Numbers (Long)
CaedenHarper
1,944
3 days ago
Odious Numbers
CaedenHarper
72
3 days ago
Evil Numbers (Long)
CaedenHarper
1,949
3 days ago
Evil Numbers
CaedenHarper
69
3 days ago
Emirp Numbers (Long)
CaedenHarper
1,155
3 days ago
Divisors
CaedenHarper
1,165
3 days ago
Diamonds
CaedenHarper
1,115
3 days ago
Collatz
CaedenHarper
3,225
3 days ago
Christmas Trees
CaedenHarper
553
3 days ago
Catalan Numbers
CaedenHarper
2,896
3 days ago
ASCII Table
CaedenHarper
278
3 days ago
Arithmetic Numbers
CaedenHarper
37,641
3 days ago
Abundant Numbers (Long)
CaedenHarper
963
3 days ago
Abundant Numbers
CaedenHarper
162
3 days ago
Ascending Primes
CaedenHarper
511
3 days ago
24 Game
CaedenHarper
12,555
4 days ago
Fibonacci
fuzzylojik-golf
14
6 days ago
Calendar
2bular
126
7 days ago
Tutorial
sblaplace
31
9 days ago
DFA Simulator
2bular
🥇
65
12 days ago
Topological Sort
SirBogman
51
14 days ago
Rijndael S-box
CaedenHarper
776
16 days ago
Tongue-twisters
CaedenHarper
531
16 days ago
𝑒
CaedenHarper
1,012
16 days ago
√2
CaedenHarper
1,012
16 days ago
φ
CaedenHarper
1,012
16 days ago
τ
CaedenHarper
1,012
16 days ago
π
CaedenHarper
1,012
16 days ago
λ
CaedenHarper
1,012
16 days ago
γ
CaedenHarper
1,012
16 days ago
ln 2
CaedenHarper
1,012
16 days ago
Kolakoski Constant
CaedenHarper
1,012
16 days ago
Factorial Factorisation
CaedenHarper
872
16 days ago
Catalan’s Constant
CaedenHarper
1,019
16 days ago
Day of Week
2bular
💎
95
17 days ago
Prime Numbers (Long)
fuzzylojik-golf
🥇
13
17 days ago
Prime Numbers
fuzzylojik-golf
🥇
11
17 days ago
PalindromemordnilaP
emgordon154
41
20 days ago
Day of Week
zacjl
🥉
99
20 days ago