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
Hilbert Curve
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
Mandelbrot
Maze
Medal Tally
Minesweeper
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
Partition Numbers
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
ROT13
Rule 110
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars GPT
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Apéry’s Constant
Binary Lambda Calculus
Calendar
Connect Four
Continued Fractions
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
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
Gleam
Go
GolfScript
Groovy
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
05AB1E
ALGOL 68
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Erlang
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
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
Gleam
Go
GolfScript
Groovy
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
Experimental Language
05AB1E
ALGOL 68
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Erlang
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
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
Hilbert Curve
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
Mandelbrot
Maze
Medal Tally
Minesweeper
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
Partition Numbers
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
ROT13
Rule 110
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars GPT
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Apéry’s Constant
Binary Lambda Calculus
Calendar
Connect Four
Continued Fractions
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Odious Numbers (Long)
Cube14yt
63
10ms
38 hours ago
Odious Numbers (Long)
luuumine
44
9ms
23 days ago
Odious Numbers (Long)
snoozingnewt
45
9ms
26 days ago
Odious Numbers (Long)
madeforlosers
49
10ms
20 Oct 2025
Odious Numbers (Long)
audigamer
58
10ms
19 Oct 2025
Odious Numbers (Long)
alexsave
59
11ms
13 Oct 2025
Odious Numbers (Long)
stephanie-flower
104
10ms
7 Oct 2025
Odious Numbers (Long)
Yax42
49
9ms
6 Sep 2025
Odious Numbers (Long)
CaedenHarper
45
9ms
23 Aug 2025
Odious Numbers (Long)
XenThe
51
9ms
22 Aug 2025
Odious Numbers (Long)
Ultra814
57
9ms
21 Aug 2025
Odious Numbers (Long)
fuzzylojik-golf
40
8ms
6 Aug 2025
Odious Numbers (Long)
acollett89
49
14ms
1 Aug 2025
Odious Numbers (Long)
dokutan
50
9ms
17 Jul 2025
Odious Numbers (Long)
helbling
41
9ms
3 Jul 2025
Odious Numbers (Long)
gigaprofisi
58
12ms
20 Jun 2025
Odious Numbers (Long)
ejini6969
62
15ms
13 Jun 2025
Odious Numbers (Long)
Protothor
56
10ms
12 Jun 2025
Odious Numbers (Long)
Lv0Sys
57
9ms
31 May 2025
Odious Numbers (Long)
rbuetzer
50
21ms
25 Apr 2025
Odious Numbers (Long)
kevinnaviapaiva
94
10ms
26 Feb 2025
Odious Numbers (Long)
targrik
42
9ms
14 Feb 2025
Odious Numbers (Long)
voytxt
46
9ms
5 Jan 2025
Odious Numbers (Long)
eranws
56
9ms
23 Dec 2024
Odious Numbers (Long)
Liniarc
50
19ms
25 Nov 2024
Odious Numbers (Long)
emgordon154
40
9ms
16 Nov 2024
Odious Numbers (Long)
goodwyna21
62
10ms
22 Oct 2024
Odious Numbers (Long)
KingSkyrock
58
11ms
14 Oct 2024
Odious Numbers (Long)
duckyluuk
45
8ms
4 Oct 2024
Odious Numbers (Long)
xyangst
50
10ms
28 Sep 2024
Odious Numbers (Long)
Mabeloid
2,452
8ms
22 Sep 2024
Odious Numbers (Long)
hippopotam00sehead
68
9ms
12 Sep 2024
Odious Numbers (Long)
Maznek
48
15ms
28 Aug 2024
Odious Numbers (Long)
pardouin
40
9ms
23 Aug 2024
Odious Numbers (Long)
adrian-abit
111
10ms
20 Aug 2024
Odious Numbers (Long)
vlpx
40
9ms
1 Aug 2024
Odious Numbers (Long)
ceagon
77
10ms
12 Jul 2024
Odious Numbers (Long)
madex
57
9ms
11 Jul 2024
Odious Numbers (Long)
daniel-cardone
62
10ms
6 Jul 2024
Odious Numbers (Long)
rollershutter
60
8ms
4 Jul 2024
Odious Numbers (Long)
MyXoToD
130
9ms
2 Jul 2024
Odious Numbers (Long)
bac0id
54
10ms
29 Jun 2024
Odious Numbers (Long)
junkondo-jp
52
9ms
25 Jun 2024
Odious Numbers (Long)
lukegustafson
🥇
39
9ms
23 Jun 2024
Odious Numbers (Long)
hacker112
544
10ms
20 Jun 2024
Odious Numbers (Long)
xShadowBlade
94
10ms
19 May 2024
Odious Numbers (Long)
wansacis
63
10ms
30 Apr 2024
Odious Numbers (Long)
HumanoidCPU
72
18ms
30 Apr 2024
Odious Numbers (Long)
CarsonChr
53
9ms
7 Apr 2024
Odious Numbers (Long)
steffan-polygolf
54
10ms
8 Mar 2024
Odious Numbers (Long)
NickTheEASDude
63
11ms
8 Feb 2024
Odious Numbers (Long)
Jaro32768
65
9ms
8 Feb 2024
Odious Numbers (Long)
two-bad
40
9ms
5 Feb 2024
Odious Numbers (Long)
trinityy-7
49
23ms
4 Feb 2024
Odious Numbers (Long)
olleicua
56
9ms
3 Feb 2024
Odious Numbers (Long)
DialFrost
🥇
39
9ms
16 Jan 2024
Odious Numbers (Long)
efgen
51
10ms
26 Dec 2023
Odious Numbers (Long)
stellartux
57
12ms
26 Dec 2023
Odious Numbers (Long)
jbt
54
10ms
26 Dec 2023
Odious Numbers (Long)
MWI-polygolf
42
9ms
6 Dec 2023
Odious Numbers (Long)
coreynash
48
10ms
30 Nov 2023
Odious Numbers (Long)
azka1368
73
10ms
24 Nov 2023
Odious Numbers (Long)
gidHog
51
10ms
21 Nov 2023
Odious Numbers (Long)
Betuaredead
40
9ms
13 Nov 2023
Odious Numbers (Long)
eiburns
72
10ms
25 Oct 2023
Odious Numbers (Long)
InspectorBoat
63
10ms
25 Oct 2023
Odious Numbers (Long)
Florian-Mt
62
11ms
23 Oct 2023
Odious Numbers (Long)
Yewzir
40
9ms
14 Oct 2023
Odious Numbers (Long)
orthoplex
🥇
39
9ms
4 Oct 2023
Odious Numbers (Long)
weliveinhell
48
10ms
15 Sep 2023
Odious Numbers (Long)
msbranicky
84
10ms
7 Sep 2023
Odious Numbers (Long)
raszpi
54
19ms
1 Sep 2023
Odious Numbers (Long)
Argeento
🥇
39
10ms
25 Aug 2023
Odious Numbers (Long)
biocommando
40
10ms
19 Aug 2023
Odious Numbers (Long)
unfinishedprogram
59
9ms
19 Jul 2023