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
Day of Week
Europe2048
94
4 days ago
Day of Week
JunkIce
76
10 days ago
Day of Week
wh3n3v3r
76
15 days ago
Day of Week
lifthrasiir
🥇
68
21 days ago
Day of Week
HumanoidCPU
152
31 Oct 2024
Day of Week
nstearns96
111
25 Oct 2024
Day of Week
jatloe
74
23 Oct 2024
Day of Week
galloj
241
17 Oct 2024
Day of Week
ibixina
170
13 Oct 2024
Day of Week
sheeperino
94
12 Oct 2024
Day of Week
ziselsberger
92
8 Oct 2024
Day of Week
xyangst
76
3 Oct 2024
Day of Week
emgordon154
🥇
68
29 Sep 2024
Day of Week
humz2k
173
26 Sep 2024
Day of Week
ComputerKWasTaken
102
24 Sep 2024
Day of Week
abhishekg999
99
22 Sep 2024
Day of Week
Mabeloid
143
21 Sep 2024
Day of Week
edsrzf
85
19 Sep 2024
Day of Week
JesseNoEyes
104
18 Sep 2024
Day of Week
davecame
85
18 Sep 2024
Day of Week
felicksLindgren
160
13 Sep 2024
Day of Week
alemelis
102
13 Sep 2024
Day of Week
Schreipfelerer
94
11 Sep 2024
Day of Week
CyberTapir
236
10 Sep 2024
Day of Week
mm1013g
109
8 Sep 2024
Day of Week
EnTerr
91
8 Sep 2024
Day of Week
truisseaux
111
4 Sep 2024
Day of Week
NanduBC
103
3 Sep 2024
Day of Week
AtengChen
80
31 Aug 2024
Day of Week
gallium-gonzollium
78
25 Aug 2024
Day of Week
abcdhhhh
206
25 Aug 2024
Day of Week
PyryL
148
25 Aug 2024
Day of Week
CaedenHarper
🥇
68
23 Aug 2024
Day of Week
lchaumartin
102
22 Aug 2024
Day of Week
KatieLG-Transpiler
112
16 Aug 2024
Day of Week
duckyluuk
71
15 Aug 2024
Day of Week
b-illy
🥇
68
15 Aug 2024
Day of Week
khvdm
🥇
68
14 Aug 2024
Day of Week
kejcao
146
2 Aug 2024
Day of Week
codingisgreatbutiamnot
158
29 Jul 2024
Day of Week
KatieLG
76
29 Jul 2024
Day of Week
m4xxh
98
27 Jul 2024
Day of Week
jipsong
85
25 Jul 2024
Day of Week
leon-w
71
24 Jul 2024
Day of Week
IgnacioMoral22
111
23 Jul 2024
Day of Week
alfonsoalves
111
21 Jul 2024
Day of Week
unknown25001
159
21 Jul 2024
Day of Week
MeWhenI
🥇
68
13 Jul 2024
Day of Week
pardouin
🥇
68
11 Jul 2024
Day of Week
jiaminglimjm
104
5 Jul 2024
Day of Week
CutSandstone
103
4 Jul 2024
Day of Week
FranklinJiaChen
102
1 Jul 2024
Day of Week
Bulmenisaurus
85
1 Jul 2024
Day of Week
Jaydosu
94
28 Jun 2024
Day of Week
jameswmccarty
109
23 Jun 2024
Day of Week
ahmetdemirag
94
20 Jun 2024
Day of Week
PedroAS7
110
18 Jun 2024
Day of Week
OCNeve
100
18 Jun 2024
Day of Week
stertooy
159
12 Jun 2024
Day of Week
Ralac07
91
11 Jun 2024
Day of Week
retrohun
98
8 Jun 2024
Day of Week
jonathanAnguise
117
8 Jun 2024
Day of Week
wilhelmines
104
1 Jun 2024
Day of Week
NoneTheFewer
102
17 May 2024
Day of Week
christensendaniel
99
14 May 2024
Day of Week
jfallon1997
234
13 May 2024
Day of Week
yuchuehw
96
13 May 2024
Day of Week
AntoineBlondon
150
2 May 2024
Day of Week
inverseLorentz
124
30 Apr 2024
Day of Week
Pale-Vessel
120
11 Apr 2024
Day of Week
samual-hain
105
4 Apr 2024
Day of Week
elgan65536
119
31 Mar 2024
Day of Week
neel11235813
71
28 Mar 2024
Day of Week
Grrisly
96
25 Mar 2024
Day of Week
jtaxen
99
22 Mar 2024