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
Bytes
Time
Submitted
Repeating Decimals
snoozingnewt
💎
238
120ms
12 mins ago
Repeating Decimals
blaztoma
112
59ms
9 hours ago
Repeating Decimals
blaztoma
🥇
110
17ms
10 hours ago
Repeating Decimals
blaztoma
🥈
240
131ms
11 hours ago
Repeating Decimals
blaztoma
144
12ms
11 hours ago
Repeating Decimals
CaedenHarper
181
615ms
16 hours ago
Repeating Decimals
driri85
259
10ms
2 days ago
Repeating Decimals
edsrzf
🥇
112
10ms
2 days ago
Repeating Decimals
edsrzf
💎
97
946ms
3 days ago
Repeating Decimals
TheZwierzLF
807
423ms
3 days ago
Repeating Decimals
albanian-laundromat
💎
290
5ms
5 days ago
Repeating Decimals
error256
💎
166
98ms
5 days ago
Repeating Decimals
kmathis22
288
752ms
9 days ago
Repeating Decimals
HPWiz
🥇
110
20ms
9 days ago
Repeating Decimals
TheZwierzLF
321
11ms
9 days ago
Repeating Decimals
albanian-laundromat
300
188ms
9 days ago
Repeating Decimals
TheZwierzLF
312
649ms
9 days ago
Repeating Decimals
Lv0Sys
229
10ms
9 days ago
Repeating Decimals
JOrE20
296
11ms
11 days ago
Repeating Decimals
emgordon154
🥉
324
113ms
13 days ago
Repeating Decimals
albanian-laundromat
💎
248
43ms
13 days ago
Repeating Decimals
CornerMercury
138
22ms
16 days ago
Repeating Decimals
h3ra993huskp
332
471ms
17 days ago
Repeating Decimals
tigerdan2
332
512ms
17 days ago
Repeating Decimals
FortuiteMan
196
10ms
20 days ago
Repeating Decimals
sunleonid
🥇
110
20ms
20 days ago
Repeating Decimals
IISResetMe
195
259ms
20 days ago
Repeating Decimals
ndren
159
17ms
21 days ago
Repeating Decimals
snoozingnewt
💎
243
120ms
22 days ago
Repeating Decimals
edsrzf
247
260ms
22 days ago
Repeating Decimals
luuumine
242
10ms
23 days ago
Repeating Decimals
DialFrost
🥈
236
117ms
24 days ago
Repeating Decimals
albanian-laundromat
198
838ms
24 days ago
Repeating Decimals
tomh1012
466
384ms
26 days ago
Repeating Decimals
snoozingnewt
190
608ms
27 days ago
Repeating Decimals
snoozingnewt
198
11ms
27 days ago
Repeating Decimals
duckyluuk
197
11ms
27 days ago
Repeating Decimals
GrayJoKing
💎
207
20ms
27 days ago
Repeating Decimals
duckyluuk
🥈
229
18ms
27 days ago
Repeating Decimals
Yax42
246
398ms
27 days ago
Repeating Decimals
emgordon154
💎
99
289ms
18 Nov 2025
Repeating Decimals
rucin93
🥈
216
2ms
12 Nov 2025
Repeating Decimals
KasperKivimaeki
🥉
183
2ms
9 Nov 2025
Repeating Decimals
MeWhenI
💎
487
1,719ms
7 Nov 2025
Repeating Decimals
MeWhenI
271
486ms
7 Nov 2025
Repeating Decimals
CaedenHarper
240
399ms
6 Nov 2025
Repeating Decimals
CaedenHarper
🥉
174
806ms
6 Nov 2025
Repeating Decimals
CaedenHarper
275
448ms
6 Nov 2025
Repeating Decimals
CaedenHarper
168
9ms
6 Nov 2025
Repeating Decimals
CaedenHarper
193
30ms
6 Nov 2025
Repeating Decimals
CaedenHarper
🥉
245
278ms
6 Nov 2025
Repeating Decimals
gigaprofisi
714
546ms
6 Nov 2025
Repeating Decimals
bitsandbeyond
🥉
125
335ms
5 Nov 2025
Repeating Decimals
snoozingnewt
57
141ms
4 Nov 2025
Repeating Decimals
zacjl
🥈
72
3ms
2 Nov 2025
Repeating Decimals
ovs-code
💎
71
3ms
2 Nov 2025
Repeating Decimals
Babafaba
197
10ms
25 Oct 2025
Repeating Decimals
Babafaba
189
538ms
25 Oct 2025
Repeating Decimals
iczelia
204
9ms
25 Oct 2025
Repeating Decimals
targrik
178
9ms
23 Oct 2025
Repeating Decimals
albanian-laundromat
🥈
472
580ms
23 Oct 2025
Repeating Decimals
dokutan
279
712ms
22 Oct 2025
Repeating Decimals
dokutan
287
12ms
22 Oct 2025
Repeating Decimals
ryyyn
144
17ms
20 Oct 2025
Repeating Decimals
nstearns96
311
10ms
13 Oct 2025
Repeating Decimals
CaedenHarper
🥈
1,118
1,682ms
12 Oct 2025
Repeating Decimals
robin-scragg
308
10ms
10 Oct 2025
Repeating Decimals
stefangimmillaro
292
464ms
6 Oct 2025
Repeating Decimals
qpwoeirut
189
12ms
4 Oct 2025
Repeating Decimals
Schmitt-Very-Cool
445
474ms
3 Oct 2025
Repeating Decimals
rhysdh540
968
4,156ms
1 Oct 2025
Repeating Decimals
kg583
💎
229
7ms
1 Oct 2025
Repeating Decimals
JayXon
💎
274
254ms
28 Sep 2025
Repeating Decimals
snoozingnewt
282
94ms
27 Sep 2025
Repeating Decimals
JayXon
🥈
185
573ms
27 Sep 2025