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
Alphabetic Numbers
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
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
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
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
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Abundant Numbers (Long)
bitsandbeyond
125
326ms
26 mins ago
Abundant Numbers (Long)
Seek64
59
456ms
78 mins ago
Abundant Numbers (Long)
plcc0
58
460ms
99 mins ago
Abundant Numbers (Long)
rucin93
116
392ms
108 mins ago
Abundant Numbers (Long)
blaztoma
104
413ms
2 hours ago
Abundant Numbers (Long)
kasarino
106
368ms
3 hours ago
Abundant Numbers (Long)
KasperKivimaeki
65
482ms
4 hours ago
Abundant Numbers (Long)
JRaspass
976
435ms
4 hours ago
Abundant Numbers (Long)
Protothor
111
383ms
5 hours ago
Abundant Numbers (Long)
Protothor
62
12ms
5 hours ago
Abundant Numbers (Long)
Matter1024
99
371ms
7 hours ago
Abundant Numbers (Long)
janAkali
122
389ms
8 hours ago
Abundant Numbers (Long)
albanian-laundromat
237
73ms
9 hours ago
Abundant Numbers (Long)
scpchicken
70
431ms
9 hours ago
Abundant Numbers (Long)
albanian-laundromat
99
386ms
9 hours ago
Abundant Numbers (Long)
fuzzylojik-golf
76
11ms
9 hours ago
Abundant Numbers (Long)
edsrzf
91
392ms
9 hours ago
Abundant Numbers (Long)
Yewzir
92
109ms
17 hours ago
Abundant Numbers (Long)
GolfingSuccess
🥇
91
107ms
34 hours ago
Abundant Numbers (Long)
dokutan
101
113ms
35 hours ago
Abundant Numbers (Long)
DialFrost
108
204ms
41 hours ago
Abundant Numbers (Long)
Steffan153
🥇
91
108ms
2 days ago
Abundant Numbers (Long)
kg583
🥇
91
104ms
2 days ago
Abundant Numbers (Long)
CaedenHarper
971
3ms
2 days ago
Abundant Numbers (Long)
MeWhenI
100
108ms
3 days ago
Abundant Numbers (Long)
roelderickx
86
135ms
3 days ago
Abundant Numbers (Long)
jusaka
73
21ms
4 days ago
Abundant Numbers (Long)
prestosilver
154
1,746ms
4 days ago
Abundant Numbers (Long)
edsrzf
26
11ms
5 days ago
Abundant Numbers (Long)
Steffan153
🥇
57
14ms
5 days ago
Abundant Numbers (Long)
albanian-laundromat
🥇
62
562ms
5 days ago
Abundant Numbers (Long)
kitotch
68
30ms
6 days ago
Abundant Numbers (Long)
BrunoVisnadi
65
50ms
6 days ago
Abundant Numbers (Long)
Steffan153
🥇
59
222ms
6 days ago
Abundant Numbers (Long)
dokutan
843
281ms
7 days ago
Abundant Numbers (Long)
Steffan153
🥇
72
1,277ms
7 days ago
Abundant Numbers (Long)
Steffan153
🥇
67
147ms
7 days ago
Abundant Numbers (Long)
Steffan153
🥉
111
254ms
7 days ago
Abundant Numbers (Long)
Steffan153
🥇
60
2,662ms
7 days ago
Abundant Numbers (Long)
madex
🥇
60
2,574ms
7 days ago
Abundant Numbers (Long)
fuzzylojik-golf
79
8ms
8 days ago
Abundant Numbers (Long)
solisolu
70
3ms
8 days ago
Abundant Numbers (Long)
Natanaelel
11
60ms
9 days ago
Abundant Numbers (Long)
tsschepens
73
10ms
9 days ago
Abundant Numbers (Long)
dokutan
79
147ms
10 days ago
Abundant Numbers (Long)
emgordon154
26
11ms
10 days ago
Abundant Numbers (Long)
raphaelimahorn
91
463ms
10 days ago
Abundant Numbers (Long)
yujh-yujh
57
51ms
11 days ago
Abundant Numbers (Long)
Yewzir
12
73ms
11 days ago
Abundant Numbers (Long)
tomh1012
59
15ms
11 days ago
Abundant Numbers (Long)
benbozeman4-beep
193
1,365ms
12 days ago
Abundant Numbers (Long)
fantaize
🥇
79
122ms
12 days ago
Abundant Numbers (Long)
scpchicken
26
11ms
12 days ago
Abundant Numbers (Long)
prestosilver
55
226ms
12 days ago
Abundant Numbers (Long)
prestosilver
68
148ms
12 days ago
Abundant Numbers (Long)
Steffan153
🥇
66
22ms
13 days ago
Abundant Numbers (Long)
Aquateraneal
87
32ms
14 days ago
Abundant Numbers (Long)
janAkali
70
125ms
15 days ago
Abundant Numbers (Long)
snoozingnewt
66
105ms
16 days ago
Abundant Numbers (Long)
kevinnaviapaiva
141
544ms
17 days ago
Abundant Numbers (Long)
snoozingnewt
🥇
72
44ms
17 days ago
Abundant Numbers (Long)
albanian-laundromat
76
41ms
18 days ago
Abundant Numbers (Long)
Program-Pi
59
31ms
18 days ago
Abundant Numbers (Long)
snoozingnewt
🥇
62
44ms
18 days ago
Abundant Numbers (Long)
snoozingnewt
91
45ms
18 days ago
Abundant Numbers (Long)
tsschepens
76
2ms
18 days ago
Abundant Numbers (Long)
snoozingnewt
🥇
72
24ms
19 days ago
Abundant Numbers (Long)
mailboxjpg
73
21ms
20 days ago
Abundant Numbers (Long)
emgordon154
🥇
72
24ms
21 days ago
Abundant Numbers (Long)
plcc0
57
76ms
21 days ago
Abundant Numbers (Long)
karadigm01
71
20ms
22 days ago
Abundant Numbers (Long)
AndreiDTU
87
133ms
23 days ago
Abundant Numbers (Long)
Steffan153
🥇
88
113ms
24 days ago
Abundant Numbers (Long)
Steffan153
🥇
72
25ms
24 days ago
Abundant Numbers (Long)
JOrE20
62
211ms
24 days ago
Abundant Numbers (Long)
JOrE20
83
114ms
24 days ago
Abundant Numbers (Long)
DialFrost
🥇
72
36ms
25 days ago
Abundant Numbers (Long)
TheSecondComing123
68
28ms
25 days ago
Abundant Numbers (Long)
Lv0Sys
66
30ms
25 days ago
Abundant Numbers (Long)
Lv0Sys
55
13ms
25 days ago