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
Chars
Time
Submitted
Tongue-twisters
AutumnWind75
568
2,333ms
4 hours ago
Tongue-twisters
JayXon
💎
254
25ms
13 hours ago
Tongue-twisters
emgordon154
💎
198
95ms
21 hours ago
Tongue-twisters
dgambit
534
10ms
27 hours ago
Tongue-twisters
JayXon
💎
204
2ms
43 hours ago
Tongue-twisters
rucin93
🥇
242
3ms
2 days ago
Tongue-twisters
rucin93
160
10ms
2 days ago
Tongue-twisters
sean-niemann
🥇
242
3ms
2 days ago
Tongue-twisters
ryyyn
301
9ms
2 days ago
Tongue-twisters
HumanoidCPU
537
6ms
3 days ago
Tongue-twisters
HumanoidCPU
607
7ms
3 days ago
Tongue-twisters
HumanoidCPU
576
276ms
3 days ago
Tongue-twisters
JOrE20
494
98ms
4 days ago
Tongue-twisters
edsrzf
🥉
300
94ms
4 days ago
Tongue-twisters
snoozingnewt
🥈
295
101ms
4 days ago
Tongue-twisters
snoozingnewt
386
434ms
4 days ago
Tongue-twisters
JOrE20
523
131ms
5 days ago
Tongue-twisters
vhoulbreque
299
10ms
5 days ago
Tongue-twisters
TJK-S
536
9ms
5 days ago
Tongue-twisters
JOrE20
523
146ms
6 days ago
Tongue-twisters
JOrE20
420
2ms
6 days ago
Tongue-twisters
JOrE20
395
10ms
6 days ago
Tongue-twisters
albanian-laundromat
392
248ms
6 days ago
Tongue-twisters
Shanethegamer
543
97ms
6 days ago
Tongue-twisters
Lv0Sys
367
9ms
7 days ago
Tongue-twisters
Lv0Sys
462
10ms
7 days ago
Tongue-twisters
prestosilver
530
1ms
7 days ago
Tongue-twisters
prestosilver
541
7ms
7 days ago
Tongue-twisters
prestosilver
722
42ms
7 days ago
Tongue-twisters
prestosilver
537
21ms
7 days ago
Tongue-twisters
prestosilver
594
266ms
7 days ago
Tongue-twisters
prestosilver
526
7ms
7 days ago
Tongue-twisters
prestosilver
537
4,634ms
7 days ago
Tongue-twisters
prestosilver
544
153ms
7 days ago
Tongue-twisters
snoozingnewt
532
32ms
7 days ago
Tongue-twisters
prestosilver
544
4ms
7 days ago
Tongue-twisters
prestosilver
524
95ms
7 days ago
Tongue-twisters
prestosilver
532
173ms
7 days ago
Tongue-twisters
prestosilver
544
1ms
7 days ago
Tongue-twisters
prestosilver
550
110ms
7 days ago
Tongue-twisters
prestosilver
544
612ms
7 days ago
Tongue-twisters
prestosilver
544
68ms
7 days ago
Tongue-twisters
prestosilver
543
69ms
7 days ago
Tongue-twisters
prestosilver
558
102ms
7 days ago
Tongue-twisters
prestosilver
535
4ms
7 days ago
Tongue-twisters
prestosilver
538
11ms
7 days ago
Tongue-twisters
prestosilver
535
307ms
7 days ago
Tongue-twisters
prestosilver
535
9ms
7 days ago
Tongue-twisters
prestosilver
531
755ms
7 days ago
Tongue-twisters
prestosilver
567
374ms
7 days ago
Tongue-twisters
prestosilver
524
51ms
7 days ago
Tongue-twisters
prestosilver
533
8ms
7 days ago
Tongue-twisters
prestosilver
555
1,141ms
7 days ago
Tongue-twisters
prestosilver
577
144ms
7 days ago
Tongue-twisters
prestosilver
571
360ms
7 days ago
Tongue-twisters
prestosilver
536
5ms
7 days ago
Tongue-twisters
prestosilver
534
124ms
7 days ago
Tongue-twisters
prestosilver
592
7ms
7 days ago
Tongue-twisters
prestosilver
590
3,158ms
7 days ago
Tongue-twisters
prestosilver
553
342ms
7 days ago
Tongue-twisters
prestosilver
547
2ms
7 days ago
Tongue-twisters
prestosilver
634
38ms
7 days ago
Tongue-twisters
Hyperoplex145
408
9ms
7 days ago
Tongue-twisters
prestosilver
529
2ms
7 days ago
Tongue-twisters
prestosilver
551
2ms
7 days ago
Tongue-twisters
dokutan
🥉
179
2ms
7 days ago
Tongue-twisters
dokutan
424
98ms
7 days ago
Tongue-twisters
JOrE20
337
46ms
7 days ago
Tongue-twisters
prestosilver
🥉
250
3ms
8 days ago
Tongue-twisters
ethanlally
386
372ms
8 days ago
Tongue-twisters
CaedenHarper
558
103ms
8 days ago
Tongue-twisters
dokutan
🥉
181
125ms
9 days ago
Tongue-twisters
dokutan
181
63ms
9 days ago
Tongue-twisters
albanian-laundromat
🥈
400
41ms
9 days ago
Tongue-twisters
KatieLG
499
1,175ms
10 days ago