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
Gray Code Decoder
Gray Code Encoder
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
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
All Languages
><>
ALGOL 68
ArkScript
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
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
ArkScript
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
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
Gray Code Decoder
Gray Code Encoder
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
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Factorial Factorisation
jusaka
183
136ms
2 hours ago
Factorial Factorisation
vang1ong7ang
316
153ms
20 hours ago
Factorial Factorisation
jusaka
197
575ms
22 hours ago
Factorial Factorisation
jusaka
145
379ms
25 hours ago
Factorial Factorisation
jusaka
114
53ms
25 hours ago
Factorial Factorisation
retrohun
163
15ms
43 hours ago
Factorial Factorisation
retrohun
157
4ms
44 hours ago
Factorial Factorisation
denkyuu1
104
353ms
2 days ago
Factorial Factorisation
Carlos-EAC
868
62ms
2 days ago
Factorial Factorisation
aksyristos
114
47ms
7 days ago
Factorial Factorisation
Matter1024
174
77ms
7 days ago
Factorial Factorisation
fuzzylojik-golf
121
11ms
9 days ago
Factorial Factorisation
dokutan
🥉
750
50ms
12 days ago
Factorial Factorisation
kitotch
157
31ms
13 days ago
Factorial Factorisation
kitotch
228
10ms
13 days ago
Factorial Factorisation
kitotch
230
2ms
13 days ago
Factorial Factorisation
CaedenHarper
869
2ms
13 days ago
Factorial Factorisation
madex
221
68ms
13 days ago
Factorial Factorisation
tomh1012
213
26ms
14 days ago
Factorial Factorisation
GolfingSuccess
💎
166
28ms
15 days ago
Factorial Factorisation
albanian-laundromat
146
524ms
16 days ago
Factorial Factorisation
albanian-laundromat
🥈
388
70ms
16 days ago
Factorial Factorisation
dokutan
707
269ms
18 days ago
Factorial Factorisation
kg583
🥈
168
13ms
19 days ago
Factorial Factorisation
scpchicken
870
61ms
20 days ago
Factorial Factorisation
Solathian
117
17ms
21 days ago
Factorial Factorisation
edsrzf
🥉
132
38ms
22 days ago
Factorial Factorisation
edsrzf
🥈
128
38ms
22 days ago
Factorial Factorisation
edsrzf
🥇
130
8ms
22 days ago
Factorial Factorisation
edsrzf
🥇
90
903ms
22 days ago
Factorial Factorisation
Steffan153
🥇
141
10ms
22 days ago
Factorial Factorisation
kg583
🥇
141
11ms
22 days ago
Factorial Factorisation
fantaize
159
133ms
23 days ago
Factorial Factorisation
emgordon154
🥉
170
80ms
26 days ago
Factorial Factorisation
StefanHabel
129
15ms
4 Mar 2026
Factorial Factorisation
Matter1024
127
66ms
4 Mar 2026
Factorial Factorisation
tomh1012
229
37ms
2 Mar 2026
Factorial Factorisation
Protothor
124
14ms
26 Feb 2026
Factorial Factorisation
Lv0Sys
118
11ms
23 Feb 2026
Factorial Factorisation
dokutan
832
10ms
23 Feb 2026
Factorial Factorisation
CaedenHarper
870
6ms
22 Feb 2026
Factorial Factorisation
GrayJoKing
🥇
130
120ms
22 Feb 2026
Factorial Factorisation
KatieLG
870
3ms
21 Feb 2026
Factorial Factorisation
JOrE20
121
12ms
21 Feb 2026
Factorial Factorisation
snoozingnewt
114
408ms
20 Feb 2026
Factorial Factorisation
snoozingnewt
114
51ms
20 Feb 2026
Factorial Factorisation
Flekay
114
89ms
19 Feb 2026
Factorial Factorisation
elgan65536
145
366ms
19 Feb 2026
Factorial Factorisation
Steffan153
🥇
90
1,085ms
18 Feb 2026
Factorial Factorisation
kg583
💎
126
11ms
17 Feb 2026
Factorial Factorisation
lelbal
138
16ms
16 Feb 2026
Factorial Factorisation
plcc0
35
50ms
15 Feb 2026
Factorial Factorisation
Nxllpointer
78
4ms
14 Feb 2026
Factorial Factorisation
denkyuu1
89
45ms
13 Feb 2026
Factorial Factorisation
Steffan153
🥉
90
2,441ms
12 Feb 2026
Factorial Factorisation
Steffan153
🥇
72
49ms
11 Feb 2026
Factorial Factorisation
CornerMercury
869
62ms
11 Feb 2026
Factorial Factorisation
dokutan
161
114ms
8 Feb 2026
Factorial Factorisation
Shanethegamer
869
4ms
7 Feb 2026
Factorial Factorisation
Shanethegamer
870
1ms
7 Feb 2026
Factorial Factorisation
elgan65536
149
141ms
7 Feb 2026
Factorial Factorisation
Natanaelel
54
57ms
7 Feb 2026
Factorial Factorisation
HumanoidCPU
870
1ms
6 Feb 2026
Factorial Factorisation
D-MOVE
75
45ms
3 Feb 2026
Factorial Factorisation
kasarino
236
43ms
3 Feb 2026
Factorial Factorisation
kasarino
205
2ms
3 Feb 2026
Factorial Factorisation
Andrey2001
869
66ms
2 Feb 2026
Factorial Factorisation
Andrey2001
204
26ms
1 Feb 2026
Factorial Factorisation
dokutan
556
1,447ms
26 Jan 2026
Factorial Factorisation
bac0id
870
2ms
25 Jan 2026
Factorial Factorisation
blaztoma
73
46ms
23 Jan 2026
Factorial Factorisation
lukegustafson
88
13ms
21 Jan 2026
Factorial Factorisation
DialFrost
🥈
224
1,707ms
20 Jan 2026
Factorial Factorisation
sunleonid
94
74ms
19 Jan 2026
Factorial Factorisation
MeWhenI
🥉
229
1,728ms
19 Jan 2026
Factorial Factorisation
alexsave
133
11ms
18 Jan 2026
Factorial Factorisation
77Tigers
125
16ms
16 Jan 2026
Factorial Factorisation
Matter1024
80
45ms
15 Jan 2026
Factorial Factorisation
dokutan
858
9ms
11 Jan 2026
Factorial Factorisation
Natanaelel
🥉
111
7ms
11 Jan 2026