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
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
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
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
Multitap Input
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
><>
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
ALGOL 68
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
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
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
ALGOL 68
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
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
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
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
Multitap Input
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
Factorial Factorisation
yujh-yujh
82
15ms
14 hours ago
Factorial Factorisation
Lv0Sys
124
12ms
17 hours ago
Factorial Factorisation
ryyyn
99
19ms
2 days ago
Factorial Factorisation
JOrE20
147
10ms
4 days ago
Factorial Factorisation
bizy-coder
103
201ms
7 days ago
Factorial Factorisation
Andrey2001
205
26ms
7 days ago
Factorial Factorisation
IshanPanpaliya
78
61ms
9 days ago
Factorial Factorisation
luuumine
157
17ms
10 days ago
Factorial Factorisation
KasperKivimaeki
103
77ms
11 days ago
Factorial Factorisation
sunleonid
101
176ms
15 days ago
Factorial Factorisation
Carlos-EAC
870
9ms
17 days ago
Factorial Factorisation
Bmrl7
144
16ms
18 days ago
Factorial Factorisation
CornerMercury
88
17ms
18 days ago
Factorial Factorisation
Code-Coder-coder
178
33ms
19 days ago
Factorial Factorisation
snoozingnewt
86
12ms
21 days ago
Factorial Factorisation
CommandLeo
141
22ms
22 days ago
Factorial Factorisation
Babafaba
98
660ms
24 days ago
Factorial Factorisation
Emutis
143
14ms
12 Nov 2025
Factorial Factorisation
kistlerf
143
12ms
8 Nov 2025
Factorial Factorisation
mathieurodic
154
923ms
28 Oct 2025
Factorial Factorisation
yasna-nsh
185
25ms
7 Oct 2025
Factorial Factorisation
jacekwladzinski
177
10ms
5 Oct 2025
Factorial Factorisation
solisolu
126
683ms
5 Oct 2025
Factorial Factorisation
kadamkaustubh
192
20ms
3 Oct 2025
Factorial Factorisation
blaztoma
125
11ms
28 Sep 2025
Factorial Factorisation
HETHAT
123
16ms
24 Sep 2025
Factorial Factorisation
SectorCorruptor
137
19ms
21 Sep 2025
Factorial Factorisation
albanian-laundromat
86
13ms
16 Sep 2025
Factorial Factorisation
InigoK
120
12ms
10 Sep 2025
Factorial Factorisation
cthierfelder
256
51ms
8 Sep 2025
Factorial Factorisation
annaproxy
110
11ms
5 Sep 2025
Factorial Factorisation
katss2
870
10ms
25 Aug 2025
Factorial Factorisation
wobblybits
202
14ms
24 Aug 2025
Factorial Factorisation
shelerr
154
32ms
21 Aug 2025
Factorial Factorisation
gsprochette
149
19ms
21 Aug 2025
Factorial Factorisation
Upload-and-View
361
9ms
17 Aug 2025
Factorial Factorisation
CaedenHarper
123
15ms
15 Aug 2025
Factorial Factorisation
SirBogman
104
20ms
12 Aug 2025
Factorial Factorisation
qpwoeirut
134
717ms
10 Aug 2025
Factorial Factorisation
wuduculfre
133
11ms
3 Aug 2025
Factorial Factorisation
Zhenyu-Bo
334
10ms
31 Jul 2025
Factorial Factorisation
andrewjc2000
137
2,491ms
28 Jul 2025
Factorial Factorisation
robin-scragg
179
20ms
27 Jul 2025
Factorial Factorisation
YAJUE114514
134
12ms
27 Jul 2025
Factorial Factorisation
BREMAUCY
143
708ms
24 Jul 2025
Factorial Factorisation
gigaprofisi
870
9ms
23 Jul 2025
Factorial Factorisation
dirckvdende
151
22ms
23 Jul 2025
Factorial Factorisation
RaBa21
132
55ms
17 Jul 2025
Factorial Factorisation
ndren
85
12ms
11 Jul 2025
Factorial Factorisation
Flekay
205
18ms
10 Jul 2025
Factorial Factorisation
fkantelberg
88
16ms
10 Jul 2025
Factorial Factorisation
codingisgreatbutiamnot
158
12ms
6 Jul 2025
Factorial Factorisation
4atj
91
13ms
30 Jun 2025
Factorial Factorisation
starfihs
870
9ms
15 Jun 2025
Factorial Factorisation
keelimeguy
91
19ms
14 Jun 2025
Factorial Factorisation
codewrite
193
15ms
11 Jun 2025
Factorial Factorisation
khaninm
126
13ms
3 Jun 2025
Factorial Factorisation
madex
134
13ms
1 Jun 2025
Factorial Factorisation
guilhem-roy
125
12ms
29 May 2025
Factorial Factorisation
TheZwierzLF
180
16ms
29 May 2025
Factorial Factorisation
Seek64
🥉
71
63ms
26 May 2025
Factorial Factorisation
souta-1326
115
12ms
26 May 2025
Factorial Factorisation
WillowWispy
155
17ms
25 May 2025
Factorial Factorisation
madeforlosers
870
11ms
9 May 2025
Factorial Factorisation
HumanoidCPU
103
46ms
9 May 2025
Factorial Factorisation
plcc0
90
162ms
23 Apr 2025
Factorial Factorisation
Pyroan
141
38ms
16 Apr 2025
Factorial Factorisation
emgordon154
88
16ms
12 Apr 2025
Factorial Factorisation
klixel
127
91ms
8 Apr 2025
Factorial Factorisation
moustave
136
11ms
25 Mar 2025
Factorial Factorisation
IsaacAlexBarden
131
22ms
24 Mar 2025
Factorial Factorisation
jipsong
110
16ms
12 Mar 2025
Factorial Factorisation
kevinnaviapaiva
273
12ms
6 Mar 2025
Factorial Factorisation
OllieBoyne
143
21ms
5 Mar 2025
Factorial Factorisation
TobyBoyne
132
723ms
5 Mar 2025