Recent Solutions
Golfers
Solutions
gs
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
Reversi
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
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
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
Reversi
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
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Hole
Golfer
Chars
Submitted
Foo Fizz Buzz Bar
codingisgreatbutiamnot
99
2 mins ago
Transpose Sentence
rhdqor213
🥇
104
10 mins ago
Transpose Sentence
JayXon
💎
102
15 mins ago
Transpose Sentence
Herbert00709
🥇
15
16 mins ago
Foo Fizz Buzz Bar
emgordon154
95
17 mins ago
Number Spiral
xsot
🥈
103
18 mins ago
Ascending Primes
emgordon154
64
24 mins ago
Transpose Sentence
canissimia-delete-this
💎
86
35 mins ago
Seven Segment
sean-niemann
98
43 mins ago
Arithmetic Numbers
codingisgreatbutiamnot
90
43 mins ago
Leyland Numbers
emgordon154
71
49 mins ago
Diamonds
codingisgreatbutiamnot
177
56 mins ago
φ
sean-niemann
51
an hour ago
τ
sean-niemann
🥈
58
an hour ago
π
sean-niemann
🥈
58
an hour ago
Van Eck Sequence
sean-niemann
🥇
52
an hour ago
Vampire Numbers
sean-niemann
86
an hour ago
United States
sean-niemann
86
an hour ago
Tongue-twisters
sean-niemann
🥉
157
an hour ago
Prime Numbers (Long)
codingisgreatbutiamnot
47
an hour ago
Seven Segment
sean-niemann
90
an hour ago
Inventory Sequence
Bulmenisaurus
93
an hour ago
Rule 110
sean-niemann
60
an hour ago
Fibonacci
emgordon154
14
an hour ago
Roman to Arabic
sean-niemann
70
an hour ago
Reverse Polish Notation
sean-niemann
92
an hour ago
Recamán
sean-niemann
56
an hour ago
Proximity Grid
sean-niemann
100
an hour ago
United States
inventshah
🥉
120
an hour ago
United States
inventshah
🥈
137
an hour ago
Pascal’s Triangle
sean-niemann
53
an hour ago
Pangram Grep
sean-niemann
59
an hour ago
Ordinal Numbers
sean-niemann
🥈
64
an hour ago
Niven Numbers (Long)
sean-niemann
51
an hour ago
Morse Encoder
sean-niemann
100
an hour ago
Lucky Numbers
sean-niemann
53
an hour ago
ln 2
sean-niemann
🥇
51
an hour ago
Leyland Numbers
sean-niemann
🥇
61
an hour ago
Kolakoski Sequence
sean-niemann
53
an hour ago
Kolakoski Constant
sean-niemann
65
an hour ago
Inventory Sequence
sean-niemann
56
an hour ago
Hexdump
sean-niemann
93
an hour ago
Happy Numbers (Long)
sean-niemann
66
an hour ago
Gijswijt’s Sequence
sean-niemann
67
an hour ago
Fractions
sean-niemann
72
an hour ago
Foo Fizz Buzz Bar
sean-niemann
66
an hour ago
Fizz Buzz
sean-niemann
53
an hour ago
Farey Sequence
sean-niemann
🥇
57
an hour ago
Emirp Numbers
sean-niemann
60
an hour ago
Divisors
sean-niemann
53
an hour ago
DFA Simulator
sean-niemann
102
an hour ago
Day of Week
sean-niemann
🥇
66
an hour ago
Inventory Sequence
codingisgreatbutiamnot
73
an hour ago
Transpose Sentence
canissimia
🥈
88
2 hours ago
ISBN
emgordon154
109
2 hours ago
ISBN
emgordon154
119
2 hours ago
Star Wars Opening Crawl
Steffan153
🥈
358
2 hours ago
Collatz
Mehbark
56
2 hours ago
Transpose Sentence
Shanethegamer
🥈
68
2 hours ago
ISBN
emgordon154
60
2 hours ago