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
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
Maze
Medal Tally
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
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Apéry’s Constant
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Hilbert Curve
Mandelbrot
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Snake
Sphenic Numbers
Trinomial Triangle
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
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
Groovy
Harbour
Hare
Haxe
Hush
Hy
iogii
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
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
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
Groovy
Harbour
Hare
Haxe
Hush
Hy
iogii
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
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
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
Maze
Medal Tally
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
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Apéry’s Constant
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Hilbert Curve
Mandelbrot
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Snake
Sphenic Numbers
Trinomial Triangle
Turtle
Tutorial
Hole
Golfer
Chars
Submitted
12 Days of Christmas
MasterGodzilla
528
2 hours ago
12 Days of Christmas
raymur
500
7 hours ago
12 Days of Christmas
OmameBeans
595
10 hours ago
12 Days of Christmas
bknower
501
27 hours ago
12 Days of Christmas
RickBarretto
1,972
28 hours ago
12 Days of Christmas
SirObby
559
34 hours ago
12 Days of Christmas
devninjahero
2,399
37 hours ago
12 Days of Christmas
albanian-laundromat
438
47 hours ago
12 Days of Christmas
okuzmeniuk
539
2 days ago
12 Days of Christmas
olleicua
3,853
2 days ago
12 Days of Christmas
YonYon2
482
3 days ago
12 Days of Christmas
tomavc
477
3 days ago
12 Days of Christmas
ardordeleon36
2,381
3 days ago
12 Days of Christmas
gautambp
560
4 days ago
12 Days of Christmas
ovs-code
415
5 days ago
12 Days of Christmas
shawncrabtree
607
6 days ago
12 Days of Christmas
shawncrabtree
549
6 days ago
12 Days of Christmas
gigaprofisi
2,375
6 days ago
12 Days of Christmas
MeWhenI
465
7 days ago
12 Days of Christmas
HagenFritz
525
7 days ago
12 Days of Christmas
YonYon2
569
7 days ago
12 Days of Christmas
acollett89
491
8 days ago
12 Days of Christmas
mntdn
571
8 days ago
12 Days of Christmas
tejapvk
508
9 days ago
12 Days of Christmas
zakariamouhid
587
9 days ago
12 Days of Christmas
Soyo-Wind
579
10 days ago
12 Days of Christmas
myirci
581
10 days ago
12 Days of Christmas
tylerlaprade
515
13 days ago
12 Days of Christmas
SigitasG
472
13 days ago
12 Days of Christmas
fuzzylojik-golf
473
13 days ago
12 Days of Christmas
CoolBvll
475
14 days ago
12 Days of Christmas
vidanm
522
15 days ago
12 Days of Christmas
pardouin
195
15 days ago
12 Days of Christmas
mossiegoat
220
15 days ago
12 Days of Christmas
BlankSpruce
439
15 days ago
12 Days of Christmas
pardouin
426
15 days ago
12 Days of Christmas
2bular
400
15 days ago
12 Days of Christmas
smilesformiles3
466
15 days ago
12 Days of Christmas
emgordon154
623
17 days ago
12 Days of Christmas
4very
404
17 days ago
12 Days of Christmas
Rogacz
506
17 days ago
12 Days of Christmas
ilovapples
565
17 days ago
12 Days of Christmas
brandongumby
530
18 days ago
12 Days of Christmas
Protothor
474
18 days ago
12 Days of Christmas
KatieLG
1,024
19 days ago
12 Days of Christmas
emgordon154
441
20 days ago
12 Days of Christmas
kbeat
510
20 days ago
12 Days of Christmas
Brokames
517
20 days ago
12 Days of Christmas
sean-niemann
503
20 days ago
12 Days of Christmas
TheZwierzLF
477
21 days ago
12 Days of Christmas
TheZwierzLF
479
21 days ago
12 Days of Christmas
BREMAUCY
344
21 days ago
12 Days of Christmas
Alex-x90
💎
248
21 days ago
12 Days of Christmas
KasperKivimaeki
265
22 days ago
12 Days of Christmas
sean-niemann
🥈
260
22 days ago
12 Days of Christmas
emgordon154
503
23 days ago
12 Days of Christmas
emgordon154
528
23 days ago
12 Days of Christmas
stefangimmillaro
424
23 days ago
12 Days of Christmas
albanian-laundromat
530
24 days ago
12 Days of Christmas
apbassi89
528
24 days ago
12 Days of Christmas
sean-niemann
💎
292
25 days ago
12 Days of Christmas
TiagoCosta04
481
25 days ago
12 Days of Christmas
rucin93
270
26 days ago
12 Days of Christmas
rucin93
🥈
295
26 days ago
12 Days of Christmas
stefangimmillaro
549
27 days ago
12 Days of Christmas
Shanethegamer
2,597
27 days ago
12 Days of Christmas
sean-niemann
💎
282
27 days ago
12 Days of Christmas
Lv0Sys
600
27 days ago
12 Days of Christmas
Lv0Sys
492
27 days ago
12 Days of Christmas
sean-niemann
214
27 days ago
12 Days of Christmas
sean-niemann
502
27 days ago
12 Days of Christmas
sean-niemann
196
27 days ago
12 Days of Christmas
Lv0Sys
458
29 May 2025
12 Days of Christmas
Lv0Sys
475
29 May 2025
12 Days of Christmas
Lv0Sys
496
29 May 2025