Recent Solutions
Prev Hole
Play Hole
Next Hole
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
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
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
All Languages
><>
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
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
Erlang
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
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
Erlang
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
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
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
99 Bottles of Beer
robbertvz
351
10ms
13 hours ago
99 Bottles of Beer
KasperKivimaeki
🥉
248
355ms
23 hours ago
99 Bottles of Beer
DialFrost
🥉
269
379ms
32 hours ago
99 Bottles of Beer
KatieLG
1,272
63ms
35 hours ago
99 Bottles of Beer
JOrE20
185
11ms
37 hours ago
99 Bottles of Beer
prestosilver
280
3ms
39 hours ago
99 Bottles of Beer
JOrE20
2,197
8ms
39 hours ago
99 Bottles of Beer
albanian-laundromat
231
10ms
41 hours ago
99 Bottles of Beer
namelessiw
150
158ms
42 hours ago
99 Bottles of Beer
qrakhen
333
344ms
44 hours ago
99 Bottles of Beer
albanian-laundromat
309
4ms
2 days ago
99 Bottles of Beer
Zach1031
407
38ms
2 days ago
99 Bottles of Beer
KasperKivimaeki
330
241ms
3 days ago
99 Bottles of Beer
albanian-laundromat
🥉
138
780ms
3 days ago
99 Bottles of Beer
sql-droid
785
2ms
3 days ago
99 Bottles of Beer
HunterC14
340
11ms
3 days ago
99 Bottles of Beer
gigaprofisi
430
881ms
4 days ago
99 Bottles of Beer
gigaprofisi
414
2ms
4 days ago
99 Bottles of Beer
M4rc0g1
14,934
7ms
4 days ago
99 Bottles of Beer
M4rc0g1
289
10ms
4 days ago
99 Bottles of Beer
199Mosidze
416
2,293ms
4 days ago
99 Bottles of Beer
GodlyProgrammer1
161
23ms
5 days ago
99 Bottles of Beer
Yewzir
🥈
434
1,555ms
6 days ago
99 Bottles of Beer
edsrzf
248
5ms
6 days ago
99 Bottles of Beer
albanian-laundromat
💎
153
76ms
6 days ago
99 Bottles of Beer
HumanoidCPU
12,191
2ms
7 days ago
99 Bottles of Beer
Shanethegamer
12,191
1ms
7 days ago
99 Bottles of Beer
ethanlally
327
343ms
7 days ago
99 Bottles of Beer
CaedenHarper
12,191
1ms
7 days ago
99 Bottles of Beer
DrakeSeteraO
241
10ms
8 days ago
99 Bottles of Beer
6512345
365
909ms
8 days ago
99 Bottles of Beer
CommandLeo
253
16ms
8 days ago
99 Bottles of Beer
albanian-laundromat
266
101ms
9 days ago
99 Bottles of Beer
HumanoidCPU
13,080
45ms
9 days ago
99 Bottles of Beer
CaedenHarper
2,083
24ms
9 days ago
99 Bottles of Beer
JOrE20
275
686ms
9 days ago
99 Bottles of Beer
Hyperoplex145
295
9ms
9 days ago
99 Bottles of Beer
emgordon154
🥈
92
63ms
10 days ago
99 Bottles of Beer
HumanoidCPU
11,903
297ms
10 days ago
99 Bottles of Beer
albanian-laundromat
267
2ms
10 days ago
99 Bottles of Beer
albanian-laundromat
295
43ms
10 days ago
99 Bottles of Beer
albanian-laundromat
239
2ms
10 days ago
99 Bottles of Beer
KasperKivimaeki
🥈
169
6ms
10 days ago
99 Bottles of Beer
luuumine
379
58ms
10 days ago
99 Bottles of Beer
HumanoidCPU
12,584
8ms
11 days ago
99 Bottles of Beer
HumanoidCPU
560
345ms
11 days ago
99 Bottles of Beer
edsrzf
217
724ms
11 days ago
99 Bottles of Beer
5auru5
348
9ms
12 days ago
99 Bottles of Beer
MeWhenI
🥇
248
356ms
12 days ago
99 Bottles of Beer
MeWhenI
465
1,544ms
12 days ago
99 Bottles of Beer
JOrE20
49,708
10ms
12 days ago
99 Bottles of Beer
Echriser
312
118ms
13 days ago
99 Bottles of Beer
snoozingnewt
371
115ms
13 days ago
99 Bottles of Beer
gigaprofisi
11,894
39ms
14 days ago
99 Bottles of Beer
dokutan
635
1,611ms
14 days ago
99 Bottles of Beer
gpikmddk
341
327ms
14 days ago
99 Bottles of Beer
luuumine
347
2ms
14 days ago
99 Bottles of Beer
HumanoidCPU
13,096
86ms
15 days ago
99 Bottles of Beer
emgordon154
🥇
341
454ms
15 days ago
99 Bottles of Beer
TJK-S
339
9ms
16 days ago
99 Bottles of Beer
Daniikk1012
240
34ms
16 days ago
99 Bottles of Beer
Babafaba
171
349ms
16 days ago
99 Bottles of Beer
Babafaba
171
10ms
16 days ago
99 Bottles of Beer
ian-h-chamberlain
251
46ms
17 days ago
99 Bottles of Beer
RYSF13
202
40ms
18 days ago
99 Bottles of Beer
kmathis22
337
349ms
19 days ago
99 Bottles of Beer
Nikinator2704
292
17ms
19 days ago
99 Bottles of Beer
Mabeloid
546
129ms
19 days ago
99 Bottles of Beer
Deedogg
195
18ms
20 days ago
99 Bottles of Beer
LarsFredrikHolstTry
295
9ms
21 days ago
99 Bottles of Beer
evnu
270
168ms
24 days ago
99 Bottles of Beer
albanian-laundromat
308
342ms
26 days ago
99 Bottles of Beer
KatieLG
12,205
137ms
26 days ago
99 Bottles of Beer
AetherQuantity
461
37ms
21 Oct 2025
99 Bottles of Beer
Mabeloid
478
3ms
20 Oct 2025