Recent Solutions
Prev Hole
Play Hole
Next Hole
Achievements
Cheevos
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
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Continued Fractions
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
Multitap Input
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
Tower of Hanoi
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
Connect Four
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
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
All Languages
><>
ALGOL 68
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
Erlang
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
APL
ArkScript
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
Bytes
Chars
Scoring
Bytes
Chars
Language
All
><>
ALGOL 68
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
Erlang
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
APL
ArkScript
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
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
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Continued Fractions
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
Multitap Input
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
Tower of Hanoi
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
Connect Four
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
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Abundant Numbers (Long)
JOrE20
59
378ms
7 days ago
Abundant Numbers (Long)
dokutan
57
402ms
15 days ago
Abundant Numbers (Long)
Andrey2001
67
503ms
27 Nov 2025
Abundant Numbers (Long)
TheZwierzLF
68
426ms
23 Nov 2025
Abundant Numbers (Long)
CheeseCake628
77
502ms
18 Oct 2025
Abundant Numbers (Long)
Babafaba
59
454ms
15 Oct 2025
Abundant Numbers (Long)
CornerMercury
59
432ms
12 Oct 2025
Abundant Numbers (Long)
albanian-laundromat
55
422ms
7 Oct 2025
Abundant Numbers (Long)
snoozingnewt
58
418ms
28 Sep 2025
Abundant Numbers (Long)
CaedenHarper
56
490ms
2 Sep 2025
Abundant Numbers (Long)
commandz0
60
468ms
1 Sep 2025
Abundant Numbers (Long)
fuzzylojik-golf
🥇
54
489ms
29 Jul 2025
Abundant Numbers (Long)
ridingqwerty
64
482ms
25 Jul 2025
Abundant Numbers (Long)
emgordon154
55
614ms
12 Apr 2025
Abundant Numbers (Long)
sean-niemann
🥇
54
519ms
5 Feb 2025
Abundant Numbers (Long)
JunkIce
60
425ms
3 Dec 2024
Abundant Numbers (Long)
lifthrasiir
60
435ms
2 Dec 2024
Abundant Numbers (Long)
KatieLG
58
425ms
28 Oct 2024
Abundant Numbers (Long)
Mabeloid
75
485ms
16 Oct 2024
Abundant Numbers (Long)
RedzGoose
78
497ms
14 Oct 2024
Abundant Numbers (Long)
Shanethegamer
55
470ms
26 Sep 2024
Abundant Numbers (Long)
HumanoidCPU
60
425ms
9 Sep 2024
Abundant Numbers (Long)
b-illy
60
496ms
7 Sep 2024
Abundant Numbers (Long)
duckyluuk
58
451ms
28 Aug 2024
Abundant Numbers (Long)
KatieLG-Transpiler
1,221
368ms
16 Aug 2024
Abundant Numbers (Long)
pardouin
56
498ms
12 Jul 2024
Abundant Numbers (Long)
Stockoh
68
418ms
23 Jun 2024
Abundant Numbers (Long)
MeWhenI
61
598ms
24 May 2024
Abundant Numbers (Long)
epic-programmer-guy
74
475ms
15 Apr 2024
Abundant Numbers (Long)
Jacob385
66
433ms
4 Apr 2024
Abundant Numbers (Long)
neel11235813
62
443ms
27 Mar 2024
Abundant Numbers (Long)
steffan-polygolf
82
649ms
7 Mar 2024
Abundant Numbers (Long)
namelessiw
75
550ms
5 Mar 2024
Abundant Numbers (Long)
Yewzir
61
453ms
4 Feb 2024
Abundant Numbers (Long)
kg583
56
669ms
30 Jan 2024
Abundant Numbers (Long)
xsot
56
672ms
29 Jan 2024
Abundant Numbers (Long)
m-tkach
59
486ms
25 Jan 2024
Abundant Numbers (Long)
inventshah
58
488ms
22 Jan 2024
Abundant Numbers (Long)
AlephSquirrel
60
466ms
21 Jan 2024
Abundant Numbers (Long)
SirBogman
59
448ms
20 Jan 2024
Abundant Numbers (Long)
JayXon
🥇
54
542ms
18 Jan 2024
Abundant Numbers (Long)
DialFrost
56
549ms
17 Jan 2024
Abundant Numbers (Long)
msbranicky
67
538ms
17 Jan 2024
Abundant Numbers (Long)
sisyphus-ppcg
59
598ms
16 Jan 2024
Abundant Numbers (Long)
Lydxn
🥇
54
4,084ms
16 Jan 2024
Abundant Numbers (Long)
GrayJoKing
62
4,141ms
16 Jan 2024
Abundant Numbers (Long)
Steffan153
56
512ms
16 Jan 2024
Abundant Numbers (Long)
ovs-code
59
492ms
16 Jan 2024
Abundant Numbers (Long)
CatsAreFluffy
66
515ms
15 Jan 2024
Abundant Numbers (Long)
GolfingSuccess
62
425ms
15 Jan 2024