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
Leap Years
dokutan
38
25 Sep 2024
Leap Years
Mabeloid
738
22 Sep 2024
Leap Years
alemelis
41
14 Aug 2024
Leap Years
rollershutter
43
4 Jul 2024
Leap Years
HumanoidCPU
738
18 May 2024
Leap Years
ToE42
52
5 May 2024
Leap Years
sidok
67
5 May 2024
Leap Years
voytxt
41
11 Mar 2024
Leap Years
msbranicky
47
15 Jan 2024
Leap Years
roguh
51
14 Jan 2024
Leap Years
stellartux
45
25 Dec 2023
Leap Years
Yewzir
49
23 Nov 2023
Leap Years
DialFrost
🥇
35
8 Nov 2023
Leap Years
ovs-code
36
24 Oct 2023
Leap Years
snoozingnewt
57
6 Oct 2023
Leap Years
davbass
57
21 Aug 2023
Leap Years
Codsilla
40
23 Mar 2023
Leap Years
tidalDisruptionEvent
66
18 Mar 2023
Leap Years
StronkCheese
54
4 Feb 2023
Leap Years
sisyphus-ppcg
40
24 Jan 2023
Leap Years
Betuaredead
68
11 Jan 2023
Leap Years
retrohun
738
27 Dec 2022
Leap Years
Steffan153
🥇
35
26 Dec 2022
Leap Years
Shanethegamer
44
4 Dec 2022
Leap Years
MeWhenI
38
25 Nov 2022
Leap Years
sean-niemann
🥇
35
30 Sep 2022
Leap Years
Smetalo
62
25 Aug 2022
Leap Years
KatieLG-Transpiler
930
23 Jun 2022
Leap Years
czylabsonasa
47
15 Jun 2022
Leap Years
annaproxy
46
14 Feb 2022
Leap Years
MarcMush
40
3 Dec 2021
Leap Years
mokymok
883
10 Nov 2021
Leap Years
janbehrens
38
1 Nov 2021
Leap Years
p-vf
52
28 Oct 2021
Leap Years
Lydxn
🥇
35
22 Aug 2021
Leap Years
theunofficialcoder
738
18 Aug 2021
Leap Years
cure-honey
48
5 Jul 2021
Leap Years
lynn
40
30 Jun 2021
Leap Years
JayXon
🥇
35
17 Apr 2021
Leap Years
JRaspass
741
17 Mar 2021
Leap Years
mossr
49
22 Feb 2021
Leap Years
antimon2
36
25 Jan 2021
Leap Years
KatieLG
883
2 Dec 2020
Leap Years
garrisonhh
60
20 Nov 2020
Leap Years
HPWiz
36
17 Nov 2020
Leap Years
detrumi
46
26 Oct 2020
Leap Years
primo-ppcg
36
12 Oct 2020
Leap Years
MasFlam
54
29 Aug 2020
Leap Years
taigua
75
18 Aug 2020
Leap Years
laserb
50
25 Jan 2020
Leap Years
nonplated
53
7 Jul 2019
Leap Years
juntuu
57
25 Mar 2019
Leap Years
ETHproductions
39
22 Dec 2018