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
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
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
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
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
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
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
Mandelbrot
ovs-code
💎
86
4 hours ago
Mandelbrot
alemelis
🥈
90
4 hours ago
Mandelbrot
msbranicky
152
8 hours ago
Mandelbrot
Ripick
118
29 hours ago
CSS Colors (Inverse)
Shanethegamer
3,080
31 hours ago
Mandelbrot
dokutan
370
2 days ago
Tongue-twisters
Mukundan314
💎
265
2 days ago
Mandelbrot
DialFrost
🥉
115
2 days ago
Mandelbrot
HumanoidCPU
10,012
3 days ago
Ascending Primes
AarSeBail
67
3 days ago
Quine
gigaprofisi
65
4 days ago
Tongue-twisters
ovs-code
🥉
273
4 days ago
Billiards
Ripick
215
4 days ago
DFA Simulator
Ripick
211
4 days ago
Kolakoski Sequence
sean-niemann
🥇
54
5 days ago
ISBN
sean-niemann
🥇
63
5 days ago
Ascending Primes
Ripick
115
5 days ago
Arithmetic Numbers
Ripick
65
5 days ago
Catalan Numbers
Ripick
46
5 days ago
Hexagonal Spiral
HumanoidCPU
1,343
6 days ago
Fibonacci
Ripick
50
6 days ago
τ
Ripick
51
6 days ago
π
Ripick
50
6 days ago
Abundant Numbers
Ripick
48
6 days ago
Recamán
Ripick
75
8 days ago
Odious Numbers (Long)
Ripick
42
8 days ago
Odious Numbers
Ripick
40
8 days ago
Evil Numbers (Long)
Ripick
42
8 days ago
Evil Numbers
Ripick
40
8 days ago
Divisors
Ripick
53
8 days ago
Diamonds
Ripick
93
8 days ago
Christmas Trees
Ripick
70
8 days ago
Abundant Numbers (Long)
Ripick
65
8 days ago
Collatz
Ripick
70
8 days ago
Set
DialFrost
114
8 days ago
Star Wars GPT
DialFrost
🥈
121
9 days ago
Billiards
dokutan
814
10 days ago
Hilbert Curve
dokutan
5,126
11 days ago
𝑒
gigaprofisi
1,013
12 days ago
Tutorial
alemelis
36
12 days ago
Mandelbrot
MeWhenI
654
12 days ago
Kaprekar Numbers
Lv0Sys
155
17 days ago
Scrambled Sort
JayXon
💎
63
18 days ago
Arithmetic Numbers
sean-niemann
50
22 days ago
Emojify
dokutan
146
25 days ago
Recamán
dokutan
79
26 days ago
φ
Lv0Sys
🥇
37
26 days ago
π
Lv0Sys
37
27 days ago
ROT13
alemelis
73
4 Jun 2025
Happy Numbers (Long)
sean-niemann
🥇
51
3 Jun 2025
Happy Numbers
sean-niemann
🥇
49
3 Jun 2025
π
JOrE-Softwares
1,011
3 Jun 2025
Scrambled Sort
alemelis
79
3 Jun 2025
Polygon Triangulations
Shanethegamer
4,320
3 Jun 2025
Abundant Numbers
sean-niemann
🥇
36
1 Jun 2025
Abundant Numbers (Long)
sean-niemann
🥇
37
1 Jun 2025
Scrambled Sort
ovs-code
🥈
69
1 Jun 2025
Scrambled Sort
Shanethegamer
77
31 May 2025
Niven Numbers (Long)
Lv0Sys
48
31 May 2025
Quine
fuzzylojik-golf
56
30 May 2025
ln 2
heanyang1
60
29 May 2025
γ
heanyang1
83
29 May 2025
Catalan’s Constant
heanyang1
80
29 May 2025
φ
heanyang1
67
29 May 2025
√2
heanyang1
61
29 May 2025
τ
heanyang1
60
29 May 2025
λ
heanyang1
1,011
29 May 2025
𝑒
heanyang1
57
29 May 2025
π
heanyang1
56
29 May 2025
Emirp Numbers
Lv0Sys
146
28 May 2025
Niven Numbers
Lv0Sys
46
27 May 2025
Pernicious Numbers
Lv0Sys
49
26 May 2025
τ
Lv0Sys
60
26 May 2025
Happy Numbers
Lv0Sys
88
26 May 2025
Sphenic Numbers
Shanethegamer
93
19 May 2025