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
Billiards
TRexOnGit
329
12ms
5 hours ago
Billiards
edsrzf
💎
209
5ms
9 hours ago
Billiards
Kacarott
🥈
167
81ms
26 hours ago
Billiards
Maashau
386
2ms
28 hours ago
Billiards
sean-niemann
💎
156
4ms
37 hours ago
Billiards
ovs-code
🥇
45
41ms
2 days ago
Billiards
Babafaba
187
18ms
3 days ago
Billiards
StronkCheese2
488
3ms
3 days ago
Billiards
KasperKivimaeki
🥉
151
3ms
3 days ago
Billiards
MeWhenI
🥈
388
5ms
4 days ago
Billiards
CaedenHarper
236
252ms
7 days ago
Billiards
snoozingnewt
342
132ms
10 days ago
Billiards
MeWhenI
🥉
218
354ms
12 days ago
Billiards
StronkCheese2
591
340ms
13 days ago
Billiards
lynn
🥉
251
215ms
14 days ago
Billiards
emgordon154
229
534ms
14 days ago
Billiards
Babafaba
187
441ms
14 days ago
Billiards
ovs-code
🥇
50
32ms
15 days ago
Billiards
Emutis
263
10ms
15 days ago
Billiards
2bular
🥇
50
33ms
15 days ago
Billiards
AdrienHache
💎
181
359ms
17 days ago
Billiards
blaztoma
244
10ms
17 days ago
Billiards
BREMAUCY
🥉
662
13ms
19 days ago
Billiards
ryyyn
183
1,757ms
22 days ago
Billiards
Jacob385
362
354ms
23 days ago
Billiards
emplv
🥉
149
149ms
26 days ago
Billiards
CaedenHarper
🥈
135
763ms
27 days ago
Billiards
luuumine
148
11ms
21 Oct 2025
Billiards
kg583
🥉
171
6ms
19 Oct 2025
Billiards
emgordon154
💎
40
52ms
19 Oct 2025
Billiards
snoozingnewt
🥈
187
110ms
19 Oct 2025
Billiards
MarcMush
💎
98
1,603ms
18 Oct 2025
Billiards
matejmatik123
265
968ms
17 Oct 2025
Billiards
CaedenHarper
235
356ms
16 Oct 2025
Billiards
CaedenHarper
171
666ms
16 Oct 2025
Billiards
CaedenHarper
173
10ms
16 Oct 2025
Billiards
edsrzf
💎
201
6ms
14 Oct 2025
Billiards
namelessiw
228
369ms
10 Oct 2025
Billiards
KasperKivimaeki
275
260ms
10 Oct 2025
Billiards
InigoK
179
16ms
9 Oct 2025
Billiards
bitsandbeyond
💎
96
434ms
6 Oct 2025
Billiards
KatieLG
139
3,565ms
6 Oct 2025
Billiards
stefangimmillaro
💎
208
359ms
6 Oct 2025
Billiards
CaedenHarper
276
344ms
5 Oct 2025
Billiards
KatieLG
6,765
10ms
5 Oct 2025
Billiards
Yax42
🥉
218
345ms
4 Oct 2025
Billiards
edsrzf
182
17ms
30 Sep 2025
Billiards
snoozingnewt
202
733ms
28 Sep 2025
Billiards
Schmitt-Very-Cool
672
362ms
26 Sep 2025
Billiards
AZTECCO
163
4ms
25 Sep 2025
Billiards
Shotokhan
275
13ms
25 Sep 2025
Billiards
jerrandolph
398
258ms
25 Sep 2025
Billiards
sean-niemann
🥈
211
352ms
24 Sep 2025
Billiards
acotis
319
268ms
24 Sep 2025
Billiards
KatieLG
14,343
351ms
24 Sep 2025
Billiards
AlephSquirrel
69
36ms
23 Sep 2025
Billiards
edsrzf
💎
120
22ms
19 Sep 2025
Billiards
emgordon154
🥈
122
27ms
19 Sep 2025
Billiards
albanian-laundromat
🥈
135
1,155ms
16 Sep 2025
Billiards
KatieLG
🥉
21,716
1,578ms
14 Sep 2025
Billiards
edsrzf
💎
130
832ms
14 Sep 2025
Billiards
Yax42
143
9ms
12 Sep 2025
Billiards
SB-945
163
10ms
12 Sep 2025
Billiards
emgordon154
🥈
146
7ms
9 Sep 2025
Billiards
albanian-laundromat
🥈
615
32ms
8 Sep 2025
Billiards
albanian-laundromat
🥈
311
50ms
6 Sep 2025
Billiards
commandblockguy
169
589ms
1 Sep 2025
Billiards
dokutan
209
873ms
30 Aug 2025
Billiards
MeWhenI
201
771ms
29 Aug 2025
Billiards
pardouin
💎
76
66ms
25 Aug 2025
Billiards
qpwoeirut
229
30ms
25 Aug 2025
Billiards
CaedenHarper
170
10ms
23 Aug 2025
Billiards
edsrzf
💎
181
3ms
22 Aug 2025
Billiards
BREMAUCY
288
10ms
22 Aug 2025
Billiards
sean-niemann
107
610ms
18 Aug 2025