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
Game of Life
JunkIce
188
21 hours ago
Game of Life
MamoonUddin
619
21 hours ago
Game of Life
moustave
194
6 days ago
Game of Life
Stockoh
210
17 days ago
Game of Life
lifthrasiir
94
18 days ago
Game of Life
wh3n3v3r
145
23 days ago
Game of Life
sciencedjinn
197
26 days ago
Game of Life
jatloe
104
29 Oct 2024
Game of Life
Emutis
267
22 Oct 2024
Game of Life
lhulinsky
238
21 Oct 2024
Game of Life
alemelis
312
18 Oct 2024
Game of Life
CaedenHarper
159
8 Oct 2024
Game of Life
bzijlema
142
30 Sep 2024
Game of Life
emgordon154
102
22 Sep 2024
Game of Life
JesseNoEyes
584
20 Sep 2024
Game of Life
Schreipfelerer
208
11 Sep 2024
Game of Life
piano-miles
217
6 Sep 2024
Game of Life
CatsAreFluffy
178
2 Sep 2024
Game of Life
James-Oswald
322
24 Aug 2024
Game of Life
IoLimmer
357
22 Aug 2024
Game of Life
duckyluuk
86
15 Aug 2024
Game of Life
ovs-code
121
5 Aug 2024
Game of Life
FranklinJiaChen
137
4 Aug 2024
Game of Life
Seek64
120
4 Aug 2024
Game of Life
DialFrost
209
3 Aug 2024
Game of Life
KatieLG
116
29 Jul 2024
Game of Life
snoozingnewt
179
14 Jul 2024
Game of Life
ahmetdemirag
182
14 Jul 2024
Game of Life
Florian-Mt
195
12 Jul 2024
Game of Life
pardouin
85
12 Jul 2024
Game of Life
jameswmccarty
300
11 Jul 2024
Game of Life
CutSandstone
353
4 Jul 2024
Game of Life
Alex-x90
157
2 Jun 2024
Game of Life
cakular
100
16 May 2024
Game of Life
AntoineBlondon
318
11 May 2024
Game of Life
jfallon1997
263
29 Apr 2024
Game of Life
jtaxen
246
26 Apr 2024
Game of Life
RaBa21
372
7 Apr 2024
Game of Life
5cw
126
21 Mar 2024
Game of Life
BREMAUCY
251
12 Mar 2024
Game of Life
inverseLorentz
326
12 Mar 2024
Game of Life
sultan
97
4 Mar 2024
Game of Life
Bmrl7
222
1 Mar 2024
Game of Life
cros107
136
24 Feb 2024
Game of Life
qwjhvbxi
285
24 Feb 2024
Game of Life
mathisfun271
142
18 Feb 2024
Game of Life
lcubelongren
245
16 Feb 2024
Game of Life
ZackLondon
920
5 Feb 2024
Game of Life
zwxzwxzwx21
243
30 Jan 2024
Game of Life
RandGuy
230
26 Jan 2024
Game of Life
rsgray
201
22 Jan 2024
Game of Life
plainoldcheese
454
19 Jan 2024
Game of Life
dylanjones92
602
17 Jan 2024
Game of Life
roguh
170
15 Jan 2024
Game of Life
amollberg
214
14 Jan 2024
Game of Life
SB-945
118
13 Jan 2024
Game of Life
yuchuehw
358
5 Jan 2024
Game of Life
Dataen
122
5 Jan 2024
Game of Life
Hebelub
134
5 Jan 2024
Game of Life
robertovers
269
21 Dec 2023
Game of Life
EthanJ-Brady
296
14 Dec 2023
Game of Life
knutae
215
14 Nov 2023
Game of Life
dahappy1989
592
5 Nov 2023
Game of Life
neel11235813
105
1 Nov 2023
Game of Life
GrayJoKing
88
1 Nov 2023
Game of Life
bbnumber2
1,140
29 Oct 2023
Game of Life
PaulBadour
723
29 Oct 2023
Game of Life
jmatko
344
28 Oct 2023
Game of Life
davecame
139
25 Oct 2023
Game of Life
FlorianCassayre
112
18 Oct 2023
Game of Life
ValentinCassayre
217
17 Oct 2023
Game of Life
kg583
88
16 Oct 2023
Game of Life
cmccandless
292
16 Oct 2023
Game of Life
lynn
428
14 Oct 2023
Game of Life
xsot
84
7 Oct 2023