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
Bytes
Submitted
Evil Numbers (Long)
Mezzofloat
102
26 Oct 2024
Evil Numbers (Long)
aliakseikalosha
84
22 Oct 2024
Evil Numbers (Long)
najs91
73
14 Oct 2024
Evil Numbers (Long)
Seanharrs
73
13 Oct 2024
Evil Numbers (Long)
Maximizer02
83
23 Sep 2024
Evil Numbers (Long)
Mabeloid
2,467
17 Sep 2024
Evil Numbers (Long)
ertz1ertz
77
12 Sep 2024
Evil Numbers (Long)
hippopotam00sehead
97
11 Sep 2024
Evil Numbers (Long)
Mikey-Beep
91
3 Sep 2024
Evil Numbers (Long)
HumanoidCPU
1,968
24 Aug 2024
Evil Numbers (Long)
pardouin
58
23 Aug 2024
Evil Numbers (Long)
Andriamanitra
69
16 Aug 2024
Evil Numbers (Long)
gpikmddk
70
12 Aug 2024
Evil Numbers (Long)
kenthie42
70
7 Aug 2024
Evil Numbers (Long)
acer-xq
76
7 Aug 2024
Evil Numbers (Long)
namelessiw
🥇
57
27 Jul 2024
Evil Numbers (Long)
dokutan
86
21 Jun 2024
Evil Numbers (Long)
Yax42
76
14 Jun 2024
Evil Numbers (Long)
Alex-Huggett
95
13 Apr 2024
Evil Numbers (Long)
jwonagel
95
2 Apr 2024
Evil Numbers (Long)
Steffan153
🥇
57
13 Mar 2024
Evil Numbers (Long)
Herbert00709
58
22 Dec 2023
Evil Numbers (Long)
michelebastione
93
21 Dec 2023
Evil Numbers (Long)
LS2021
72
24 Nov 2023
Evil Numbers (Long)
gidHog
83
21 Nov 2023
Evil Numbers (Long)
ElysiaVesper
89
19 Nov 2023
Evil Numbers (Long)
Betuaredead
58
12 Nov 2023
Evil Numbers (Long)
HumanEquivalentUnit
91
24 Oct 2023
Evil Numbers (Long)
liviucerchez
105
23 Oct 2023
Evil Numbers (Long)
Yewzir
58
14 Oct 2023
Evil Numbers (Long)
josephdwalker
83
4 Oct 2023
Evil Numbers (Long)
DialFrost
58
26 Sep 2023
Evil Numbers (Long)
bac0id
85
23 Sep 2023
Evil Numbers (Long)
carlpeter
121
4 Sep 2023
Evil Numbers (Long)
msbranicky
100
20 Aug 2023
Evil Numbers (Long)
biocommando
62
19 Aug 2023
Evil Numbers (Long)
Pyro569
127
20 Jul 2023
Evil Numbers (Long)
Adix-null
82
18 Jul 2023
Evil Numbers (Long)
sean-niemann
🥇
57
17 Jun 2023
Evil Numbers (Long)
Lydxn
🥇
57
15 Jun 2023
Evil Numbers (Long)
JayXon
🥇
57
13 Jun 2023
Evil Numbers (Long)
stefangimmillaro
🥇
57
12 Jun 2023
Evil Numbers (Long)
arctouch-cristiannevianna
86
29 May 2023
Evil Numbers (Long)
AdrienHache
58
28 May 2023
Evil Numbers (Long)
ericlangedijk
69
23 May 2023
Evil Numbers (Long)
Matgc04
80
19 May 2023
Evil Numbers (Long)
btnlq
58
9 May 2023
Evil Numbers (Long)
adyache
74
1 May 2023
Evil Numbers (Long)
rifatx
86
16 Mar 2023
Evil Numbers (Long)
Ripick
100
4 Feb 2023
Evil Numbers (Long)
annaproxy
64
4 Jan 2023
Evil Numbers (Long)
retrohun
2,467
27 Dec 2022
Evil Numbers (Long)
ChrisTheisen
90
14 Dec 2022
Evil Numbers (Long)
postie77
86
9 Dec 2022
Evil Numbers (Long)
wescombs10
119
29 Oct 2022
Evil Numbers (Long)
tomtheisen
58
28 Oct 2022
Evil Numbers (Long)
KatieLG
85
25 Oct 2022
Evil Numbers (Long)
hemphen
83
17 Oct 2022
Evil Numbers (Long)
billings7
58
16 Oct 2022
Evil Numbers (Long)
sm1lko
93
12 Oct 2022
Evil Numbers (Long)
SmartK8
87
11 Oct 2022
Evil Numbers (Long)
tomh1012
104
21 Sep 2022
Evil Numbers (Long)
nwellnhof
58
11 Sep 2022
Evil Numbers (Long)
KatieLG-Transpiler
2,471
10 Sep 2022
Evil Numbers (Long)
primo-ppcg
58
9 Sep 2022
Evil Numbers (Long)
p-vf
58
8 Sep 2022
Evil Numbers (Long)
eshilo-draper
95
8 Sep 2022
Evil Numbers (Long)
hamhub7
89
7 Sep 2022
Evil Numbers (Long)
janbehrens
58
7 Sep 2022
Evil Numbers (Long)
Shanethegamer
83
7 Sep 2022
Evil Numbers (Long)
MeWhenI
58
6 Sep 2022