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
brainfuck
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
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
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
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku v2
Ten-pin Bowling
Time Distance
Tongue-twisters
United States
Vampire Numbers
Van Eck Sequence
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
All Languages
><>
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Clojure
COBOL
Coconut
Crystal
D
Dart
Elixir
F#
Factor
Forth
Fortran
Go
GolfScript
Haskell
Hexagony
J
Janet
Java
JavaScript
Julia
K
Lisp
Lua
Nim
OCaml
Pascal
Perl
PHP
PowerShell
Prolog
Python
R
Raku
Rockstar
Ruby
Rust
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
Bytes
Chars
Scoring
Bytes
Chars
Language
All
><>
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Clojure
COBOL
Coconut
Crystal
D
Dart
Elixir
F#
Factor
Forth
Fortran
Go
GolfScript
Haskell
Hexagony
J
Janet
Java
JavaScript
Julia
K
Lisp
Lua
Nim
OCaml
Pascal
Perl
PHP
PowerShell
Prolog
Python
R
Raku
Rockstar
Ruby
Rust
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
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
brainfuck
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
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
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
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku v2
Ten-pin Bowling
Time Distance
Tongue-twisters
United States
Vampire Numbers
Van Eck Sequence
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Hole
Golfer
Bytes
Submitted
N Queens
MostParsingVex
170
14 hours ago
√2
linhnd99
1,188
a day ago
Abundant Numbers
HumanoidCPU
240
a day ago
Abundant Numbers (Long)
HumanoidCPU
1,241
a day ago
Pangram Grep
HumanoidCPU
306
2 days ago
Ascending Primes
JackieAlacrity2373
717
3 days ago
Foo Fizz Buzz Bar
christensendaniel
429
3 days ago
N Queens
nwellnhof
💎
155
3 days ago
√2
Yewzir
145
3 days ago
φ
Yewzir
151
3 days ago
Fibonacci
JackieAlacrity2373
133
4 days ago
Lucky Numbers
HumanoidCPU
5,851
4 days ago
Recamán
HumanoidCPU
1,178
4 days ago
N Queens
ovs-code
🥈
157
4 days ago
Happy Numbers (Long)
HumanoidCPU
726
4 days ago
N Queens
sean-niemann
192
4 days ago
Number Spiral
sean-niemann
🥉
139
4 days ago
Happy Numbers
HumanoidCPU
170
4 days ago
Diamonds
HumanoidCPU
1,223
4 days ago
Levenshtein Distance
Leftykap
440
5 days ago
Game of Life
Mandrzejy
225
5 days ago
Divisors
xsot
81
5 days ago
Pernicious Numbers
HumanoidCPU
219
6 days ago
λ
Herbert00709
585
6 days ago
π
kejcao
177
6 days ago
Recamán
Alex-x90
111
6 days ago
Medal Tally
Alex-x90
🥈
219
6 days ago
Levenshtein Distance
Alex-x90
248
6 days ago
Jacobi Symbol
Alex-x90
187
6 days ago
Catalan’s Constant
Alex-x90
299
6 days ago
Farey Sequence
Alex-x90
97
6 days ago
Seven Segment
MostParsingVex
179
7 days ago
N Queens
klixel
338
7 days ago
√2
NDR0216
1,036
8 days ago
Fibonacci
error256
76
8 days ago
Fizz Buzz
wansacis
122
8 days ago
Leap Years
NDR0216
78
9 days ago
Fizz Buzz
NDR0216
148
9 days ago
Catalan’s Constant
HumanoidCPU
1,035
9 days ago
γ
HumanoidCPU
1,035
9 days ago
Game of Life
Herbert00709
219
9 days ago
Pascal’s Triangle
NDR0216
118
9 days ago
Fibonacci
NDR0216
103
9 days ago
Factorial Factorisation
ei14
196
9 days ago
Pascal’s Triangle
sean-niemann
94
10 days ago
Jacobi Symbol
Yewzir
215
10 days ago
CSS Colors
sean-niemann
782
10 days ago
Collatz
HumanoidCPU
101
11 days ago
Day of Week
Yewzir
126
12 days ago
Catalan Numbers
Alex-x90
147
12 days ago
Arrows
Steffan153
123
12 days ago
Catalan Numbers
Steffan153
126
12 days ago
Catalan Numbers
inventshah
127
12 days ago
𝑒
ovs-code
120
12 days ago
Quine
abc7-12
127
12 days ago
Fibonacci
AntoineBlondon
112
12 days ago
ln 2
ovs-code
🥈
125
12 days ago
τ
ovs-code
💎
130
12 days ago
Catalan Numbers
ovs-code
🥇
122
12 days ago
ln 2
btnlq
💎
122
12 days ago