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
Evil Numbers
dokutan
63
14 Oct 2024
Evil Numbers
anter69
75
18 Sep 2024
Evil Numbers
Mabeloid
75
17 Sep 2024
Evil Numbers
pardouin
28
23 Aug 2024
Evil Numbers
KatieLG
75
2 Jun 2024
Evil Numbers
HumanoidCPU
75
14 May 2024
Evil Numbers
ovs-code
26
1 Jan 2024
Evil Numbers
DialFrost
29
27 Nov 2023
Evil Numbers
snoozingnewt
41
22 Nov 2023
Evil Numbers
msbranicky
51
10 Sep 2023
Evil Numbers
Schmitt-Very-Cool
220
2 Aug 2023
Evil Numbers
Shanethegamer
31
22 Mar 2023
Evil Numbers
SirFireball3521
32
16 Mar 2023
Evil Numbers
neel11235813
32
3 Feb 2023
Evil Numbers
GrayJoKing
🥇
21
16 Dec 2022
Evil Numbers
Steffan153
25
16 Dec 2022
Evil Numbers
trist224
32
28 Nov 2022
Evil Numbers
MeWhenI
32
4 Aug 2022
Evil Numbers
KatieLG-Transpiler
75
24 Jun 2022
Evil Numbers
Natanaelel
25
21 Jun 2022
Evil Numbers
Lydxn
🥇
21
1 May 2022
Evil Numbers
krcs
32
21 Apr 2022
Evil Numbers
nwellnhof
🥇
21
6 Dec 2021
Evil Numbers
mokymok
99
9 Nov 2021
Evil Numbers
xiBread
32
20 Sep 2021
Evil Numbers
reario
62
31 May 2021
Evil Numbers
SirBogman
25
15 May 2021
Evil Numbers
scpchicken
32
15 May 2021
Evil Numbers
sisyphus-ppcg
24
9 May 2021
Evil Numbers
RustemB
35
4 May 2021
Evil Numbers
Indivicivet
31
22 Mar 2021
Evil Numbers
o0lit3
24
11 Feb 2021
Evil Numbers
xkacer
75
22 Nov 2020
Evil Numbers
rvdnieuwendijk
34
20 Oct 2020
Evil Numbers
rucin93
32
7 Sep 2020
Evil Numbers
itiievskyi
34
11 Aug 2020
Evil Numbers
jjatria
38
6 Jul 2020
Evil Numbers
ZippyMagician
55
8 Jun 2020
Evil Numbers
Attero
32
9 Apr 2020
Evil Numbers
prplz
24
12 Mar 2020
Evil Numbers
Hans-Giebenrath
42
1 May 2019
Evil Numbers
retrohun
31
27 Apr 2019
Evil Numbers
elisherer
32
13 Apr 2019
Evil Numbers
metakuna
32
13 Apr 2019
Evil Numbers
massung
51
26 Mar 2019
Evil Numbers
ingdanko
78
11 Feb 2019
Evil Numbers
somebody1234
32
11 Nov 2018
Evil Numbers
xohmz
32
5 Nov 2018
Evil Numbers
primo-ppcg
24
28 Jul 2018
Evil Numbers
hughsimpson
33
18 Jul 2018
Evil Numbers
IAGOAG
33
25 Jun 2018
Evil Numbers
yokasuretsu
32
22 Jun 2018
Evil Numbers
thospel
25
16 Apr 2018
Evil Numbers
phdphil
32
7 Apr 2018
Evil Numbers
gustawdaniel
38
1 Apr 2018
Evil Numbers
AlexDaniel
27
24 Feb 2018
Evil Numbers
labster
32
20 Feb 2018
Evil Numbers
mcreenan
32
27 Jan 2018
Evil Numbers
evb0110
32
24 Jan 2018
Evil Numbers
biotinker
45
24 Jan 2018
Evil Numbers
FCO
42
20 Jan 2018
Evil Numbers
jkramer
39
17 Jan 2018
Evil Numbers
dan-simon
27
2 Jan 2018
Evil Numbers
bluebear94
32
23 Dec 2017
Evil Numbers
ohmycloud
59
19 Dec 2017
Evil Numbers
joaquinferrero
43
18 Dec 2017
Evil Numbers
Scimon
38
14 Dec 2017
Evil Numbers
j55d
48
4 Dec 2017
Evil Numbers
titsuki
74
19 Nov 2017
Evil Numbers
lancew
75
16 Nov 2017
Evil Numbers
daotoad
51
6 Nov 2017
Evil Numbers
JRaspass
32
23 Oct 2017