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
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
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
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
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
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++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
F#
Factor
Forth
Fortran
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
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
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
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
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
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
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
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
Prime Numbers (Long)
pardouin
108
11 Oct 2024
Prime Numbers (Long)
Mabeloid
7,228
4 Oct 2024
Prime Numbers (Long)
edsrzf
103
18 Sep 2024
Prime Numbers (Long)
HumanoidCPU
115
26 Aug 2024
Prime Numbers (Long)
Florian-Mt
124
14 Jul 2024
Prime Numbers (Long)
stefangimmillaro
97
4 Apr 2024
Prime Numbers (Long)
dokutan
116
12 Mar 2024
Prime Numbers (Long)
hrubymar10
121
23 Feb 2024
Prime Numbers (Long)
bastatom
107
23 Feb 2024
Prime Numbers (Long)
JRaspass
120
7 Feb 2024
Prime Numbers (Long)
kkoenig
96
4 Jan 2024
Prime Numbers (Long)
sean-niemann
97
17 Dec 2023
Prime Numbers (Long)
Shanethegamer
109
21 Nov 2023
Prime Numbers (Long)
Yewzir
98
28 Oct 2023
Prime Numbers (Long)
elgan65536
107
23 Oct 2023
Prime Numbers (Long)
jerrandolph
114
21 Oct 2023
Prime Numbers (Long)
snoozingnewt
120
7 Oct 2023
Prime Numbers (Long)
msbranicky
113
3 Oct 2023
Prime Numbers (Long)
HassanAliKadhem
122
3 Aug 2023
Prime Numbers (Long)
steven-purcell
207
30 Jul 2023
Prime Numbers (Long)
Intevel
130
5 Jul 2023
Prime Numbers (Long)
eli-siegel
162
28 Jun 2023
Prime Numbers (Long)
KatieLG
152
31 May 2023
Prime Numbers (Long)
emplv
🥇
95
28 Mar 2023
Prime Numbers (Long)
MeWhenI
97
9 Feb 2023
Prime Numbers (Long)
Bodo171
181
15 Jan 2023
Prime Numbers (Long)
Betuaredead
117
4 Jan 2023
Prime Numbers (Long)
kimbo
115
29 Dec 2022
Prime Numbers (Long)
retrohun
7,228
28 Dec 2022
Prime Numbers (Long)
Steffan153
96
17 Dec 2022
Prime Numbers (Long)
Ripick
102
12 Nov 2022
Prime Numbers (Long)
argusdusty
115
21 Aug 2022
Prime Numbers (Long)
MikeColes
171
10 Aug 2022
Prime Numbers (Long)
bwenstar
153
9 Aug 2022
Prime Numbers (Long)
Lydxn
🥇
95
3 Jul 2022
Prime Numbers (Long)
KatieLG-Transpiler
5,997
24 Jun 2022
Prime Numbers (Long)
j-Ewan
115
11 Mar 2022
Prime Numbers (Long)
rtlopez796
357
1 Mar 2022
Prime Numbers (Long)
KrausRaus
104
22 Feb 2022
Prime Numbers (Long)
JayXon
🥇
95
22 Dec 2021
Prime Numbers (Long)
janbehrens
99
6 Dec 2021
Prime Numbers (Long)
nwellnhof
🥇
95
6 Dec 2021
Prime Numbers (Long)
primo-ppcg
99
5 Dec 2021