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
Fibonacci
madeforlosers
93
13 days ago
Fibonacci
DialFrost
48
20 days ago
Fibonacci
Herbert00709
165
31 Oct 2024
Fibonacci
dokutan
94
21 Sep 2024
Fibonacci
Mabeloid
142
18 Sep 2024
Fibonacci
edsrzf
54
12 Sep 2024
Fibonacci
nwunderly
66
26 Aug 2024
Fibonacci
emgordon154
56
26 Jul 2024
Fibonacci
jtaxen
242
29 May 2024
Fibonacci
error256
54
27 May 2024
Fibonacci
HumanoidCPU
87
18 May 2024
Fibonacci
MeWhenI
70
9 Apr 2024
Fibonacci
mathisfun271
84
20 Feb 2024
Fibonacci
kgodara
56
18 Jan 2024
Fibonacci
CheeseCake628
118
16 Jan 2024
Fibonacci
epic-programmer-guy
82
3 Jan 2024
Fibonacci
kkoenig
186
22 Dec 2023
Fibonacci
MateuszPietrzak
54
12 Dec 2023
Fibonacci
Yewzir
53
9 Nov 2023
Fibonacci
SirBogman
50
10 Oct 2023
Fibonacci
Maximizer02
82
5 Oct 2023
Fibonacci
snoozingnewt
108
4 Oct 2023
Fibonacci
jipsong
64
2 Oct 2023
Fibonacci
Adix-null
173
30 Jul 2023
Fibonacci
kellantech
81
26 Jul 2023
Fibonacci
btnlq
48
12 May 2023
Fibonacci
JayXon
🥇
46
21 Mar 2023
Fibonacci
StronkCheese
142
25 Jan 2023
Fibonacci
retrohun
142
27 Dec 2022
Fibonacci
Steffan153
🥇
46
10 Dec 2022
Fibonacci
oceko
108
28 Nov 2022
Fibonacci
tamanugi
58
21 Nov 2022
Fibonacci
Shanethegamer
🥇
46
7 Nov 2022
Fibonacci
KatieLG-Transpiler
142
24 Jun 2022
Fibonacci
GrayJoKing
🥇
46
16 Jun 2022
Fibonacci
Lydxn
🥇
46
8 Jun 2022
Fibonacci
thomas9911
54
2 Jun 2022
Fibonacci
JRaspass
79
17 May 2022
Fibonacci
cdevine49
71
17 May 2022
Fibonacci
KatieLG
142
16 May 2022
Fibonacci
Natanaelel
131
16 May 2022
Fibonacci
Waffle3z
142
15 May 2022
Fibonacci
voytxt
91
15 May 2022