Recent Solutions
Prev Hole
Play Hole
Next Hole
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
Prime Numbers
dokutan
108
2 hours ago
Prime Numbers
dokutan
🥇
17
a day ago
Prime Numbers
sean-niemann
54
2 days ago
Prime Numbers
error256
🥇
17
3 days ago
Prime Numbers
dokutan
89
3 days ago
Prime Numbers
sidok
51
3 days ago
Prime Numbers
Powerroff
45
3 days ago
Prime Numbers
dokutan
🥈
47
3 days ago
Prime Numbers
ovs-code
78
4 days ago
Prime Numbers
error256
45
4 days ago
Prime Numbers
error256
33
4 days ago
Prime Numbers
luca1339
160
4 days ago
Prime Numbers
Moreallure
80
4 days ago
Prime Numbers
BREMAUCY
113
5 days ago
Prime Numbers
Yewzir
🥇
68
5 days ago
Prime Numbers
dokutan
75
6 days ago
Prime Numbers
dokutan
42
6 days ago
Prime Numbers
h3ra993huskp
118
6 days ago
Prime Numbers
MeWhenI
70
7 days ago
Prime Numbers
LHLaurini
83
7 days ago
Prime Numbers
JPRuskin
83
7 days ago
Prime Numbers
btnlq
🥇
68
7 days ago
Prime Numbers
dokutan
67
7 days ago
Prime Numbers
Steffan153
70
7 days ago
Prime Numbers
GrayJoKing
🥉
69
7 days ago
Prime Numbers
dokutan
35
8 days ago
Prime Numbers
NickTheEASDude
44
8 days ago
Prime Numbers
wansacis
50
8 days ago
Prime Numbers
huccling
81
10 days ago
Prime Numbers
dokutan
87
10 days ago
Prime Numbers
Stockoh
250
12 days ago
Prime Numbers
resoNathan
99
13 days ago
Prime Numbers
NickTheEASDude
91
13 days ago
Prime Numbers
resoNathan
111
13 days ago
Prime Numbers
adwadadad
44
13 days ago
Prime Numbers
inverseLorentz
55
14 days ago
Prime Numbers
resoNathan
75
14 days ago
Prime Numbers
corbob
70
14 days ago
Prime Numbers
aalec
45
14 days ago
Prime Numbers
HumanoidCPU
60
15 days ago
Prime Numbers
syyynth
41
15 days ago
Prime Numbers
Jonatan6
63
16 days ago
Prime Numbers
sacredeux
59
16 days ago
Prime Numbers
Alex-Huggett
72
16 days ago
Prime Numbers
jacobly0
🥉
109
16 days ago
Prime Numbers
JayXon
🥇
94
16 days ago
Prime Numbers
Lydxn
🥇
94
16 days ago
Prime Numbers
XioR112
63
19 days ago
Prime Numbers
ovs-code
26
19 days ago
Prime Numbers
Maximizer02
73
19 days ago
Prime Numbers
VictorStenvers
57
21 days ago
Prime Numbers
Shanethegamer
54
21 days ago
Prime Numbers
duckyluuk
42
22 days ago
Prime Numbers
itljan30
113
22 days ago
Prime Numbers
itljan30
142
22 days ago
Prime Numbers
msbranicky
217
23 days ago
Prime Numbers
bitsandbeyond
29
24 days ago
Prime Numbers
roupiq
56
24 days ago
Prime Numbers
roupiq
78
24 days ago
Prime Numbers
Alex-Huggett
97
24 days ago