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
Chars
Submitted
Emirp Numbers
HumanoidCPU
140
13 hours ago
Niven Numbers (Long)
Yewzir
57
a day ago
12 Days of Christmas
HumanoidCPU
2,373
a day ago
Smith Numbers
HumanoidCPU
1,828
a day ago
Happy Numbers
HumanoidCPU
111
2 days ago
Collatz
HumanoidCPU
3,230
2 days ago
Divisors
HumanoidCPU
1,170
2 days ago
Gijswijt’s Sequence
HumanoidCPU
2,004
2 days ago
N Queens
MeWhenI
🥉
1,250
3 days ago
N Queens
saito-ta
💎
103
3 days ago
N Queens
rucin93
🥈
117
3 days ago
ln 2
HumanoidCPU
1,007
3 days ago
N Queens
HumanoidCPU
🥉
1,250
4 days ago
𝑒
Jacob385
1,007
4 days ago
N Queens
KatieLG
🥉
1,250
4 days ago
N Queens
Shanethegamer
🥉
1,250
4 days ago
γ
sciencejiho
1,007
6 days ago
π
sciencejiho
1,007
6 days ago
Number Spiral
HumanoidCPU
304
7 days ago
Roman to Arabic
sean-niemann
🥉
59
8 days ago
Quine
sciencejiho
34
9 days ago
Look and Say
BREMAUCY
81
11 days ago
Leyland Numbers
HumanoidCPU
890
12 days ago
π
aalec
1,008
12 days ago
Diamonds
HumanoidCPU
1,107
13 days ago
Tongue-twisters
HumanoidCPU
527
13 days ago
24 Game
MeWhenI
🥉
5,489
16 days ago
Cubes
HumanoidCPU
2,831
18 days ago
Catalan Numbers
HumanoidCPU
2,876
18 days ago
Inventory Sequence
HumanoidCPU
2,627
18 days ago
√2
HumanoidCPU
1,007
18 days ago
φ
HumanoidCPU
1,007
18 days ago
Kolakoski Constant
HumanoidCPU
1,007
19 days ago
Factorial Factorisation
msbranicky
🥈
178
19 days ago
Maze
sisyphus-ppcg
🥈
70
19 days ago
Rijndael S-box
HumanoidCPU
772
19 days ago
Factorial Factorisation
saito-ta
💎
79
20 days ago
Prime Numbers
Yewzir
31
22 days ago
Factorial Factorisation
Yewzir
🥉
866
22 days ago
λ
HumanoidCPU
1,007
22 days ago
Factorial Factorisation
KatieLG
🥉
866
22 days ago
Factorial Factorisation
HumanoidCPU
🥉
866
22 days ago
Factorial Factorisation
MeWhenI
🥉
866
23 days ago
Factorial Factorisation
Shanethegamer
🥉
866
23 days ago
Evil Numbers
gusruben
41
23 days ago
Evil Numbers (Long)
gusruben
42
23 days ago
Evil Numbers
RuadhanKM
54
23 days ago
24 Game
gusruben
5,496
23 days ago
Evil Numbers (Long)
RuadhanKM
55
23 days ago
24 Game
RuadhanKM
12,436
23 days ago
τ
HumanoidCPU
1,007
23 days ago
Quine
PkmnQ
41
25 days ago
Prime Numbers
Herbert00709
45
25 days ago
φ
Yewzir
94
25 days ago
Pernicious Numbers (Long)
MeWhenI
58
26 days ago
π
gusruben
1,007
4 Apr 2024
12 Days of Christmas
neel11235813
446
26 Mar 2024
Fibonacci
neel11235813
37
26 Mar 2024
𝑒
EvyGithub
1,008
26 Mar 2024
SI Units
KatieLG
15,712
23 Mar 2024