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
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Continued Fractions
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
Gray Code Decoder
Gray Code Encoder
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
Multitap Input
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
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
All Languages
><>
ALGOL 68
ArkScript
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
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
Bytes
Chars
Scoring
Bytes
Chars
Language
All
><>
ALGOL 68
ArkScript
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
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
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
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Continued Fractions
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
Gray Code Decoder
Gray Code Encoder
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
Multitap Input
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
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Seven Segment
JayXon
💎
105
143ms
7 hours ago
Seven Segment
Steffan153
🥈
115
98ms
17 hours ago
Seven Segment
edsrzf
💎
106
97ms
26 hours ago
Seven Segment
JayXon
🥇
86
1,279ms
33 hours ago
Seven Segment
JayXon
🥇
86
36ms
33 hours ago
Seven Segment
JayXon
💎
104
127ms
37 hours ago
Seven Segment
Steffan153
🥈
106
131ms
38 hours ago
Seven Segment
Steffan153
💎
119
422ms
38 hours ago
Seven Segment
Steffan153
💎
126
2ms
38 hours ago
Seven Segment
Steffan153
🥇
86
1,388ms
39 hours ago
Seven Segment
Steffan153
🥇
86
36ms
39 hours ago
Seven Segment
Steffan153
🥉
100
416ms
39 hours ago
Seven Segment
Steffan153
🥉
111
10ms
40 hours ago
Seven Segment
tomh1012
317
2ms
2 days ago
Seven Segment
Yewzir
🥉
277
1,613ms
4 days ago
Seven Segment
scpchicken
100
3ms
4 days ago
Seven Segment
scpchicken
116
10ms
4 days ago
Seven Segment
emgordon154
🥈
242
1,726ms
5 days ago
Seven Segment
rucin93
112
9ms
6 days ago
Seven Segment
Matter1024
206
2ms
6 days ago
Seven Segment
JayXon
💎
202
1,584ms
6 days ago
Seven Segment
jusaka
245
48ms
6 days ago
Seven Segment
jusaka
1,333
4ms
6 days ago
Seven Segment
jusaka
557
102ms
6 days ago
Seven Segment
jusaka
261
34ms
6 days ago
Seven Segment
jusaka
2,275
12ms
6 days ago
Seven Segment
jusaka
731
18ms
6 days ago
Seven Segment
jusaka
595
189ms
6 days ago
Seven Segment
jusaka
528
134ms
6 days ago
Seven Segment
jusaka
482
247ms
6 days ago
Seven Segment
jusaka
503
3ms
6 days ago
Seven Segment
jusaka
662
178ms
6 days ago
Seven Segment
jusaka
629
2ms
6 days ago
Seven Segment
jusaka
115
419ms
7 days ago
Seven Segment
jusaka
318
154ms
7 days ago
Seven Segment
jusaka
🥉
589
7ms
7 days ago
Seven Segment
jusaka
550
14ms
7 days ago
Seven Segment
jusaka
429
7ms
7 days ago
Seven Segment
jusaka
450
7ms
7 days ago
Seven Segment
jusaka
539
69ms
7 days ago
Seven Segment
MeWhenI
286
2,778ms
7 days ago
Seven Segment
jusaka
471
2ms
7 days ago
Seven Segment
MostParsingVex
138
2ms
7 days ago
Seven Segment
jusaka
443
3ms
7 days ago
Seven Segment
jusaka
625
4ms
7 days ago
Seven Segment
jusaka
448
3ms
7 days ago
Seven Segment
jusaka
670
153ms
7 days ago
Seven Segment
jusaka
305
3ms
7 days ago
Seven Segment
jusaka
242
53ms
7 days ago
Seven Segment
jusaka
454
44ms
7 days ago
Seven Segment
jusaka
598
2ms
7 days ago
Seven Segment
jusaka
961
3ms
7 days ago
Seven Segment
jusaka
341
15ms
7 days ago
Seven Segment
jusaka
487
10ms
7 days ago
Seven Segment
jusaka
367
4ms
7 days ago
Seven Segment
jusaka
381
226ms
7 days ago
Seven Segment
jusaka
414
4ms
7 days ago
Seven Segment
jusaka
305
128ms
7 days ago
Seven Segment
jusaka
522
40ms
7 days ago
Seven Segment
jusaka
421
6ms
7 days ago
Seven Segment
jusaka
309
2ms
7 days ago
Seven Segment
jusaka
280
3ms
7 days ago
Seven Segment
jusaka
487
1,734ms
7 days ago
Seven Segment
jusaka
578
30ms
7 days ago
Seven Segment
jusaka
781
43ms
7 days ago
Seven Segment
jusaka
1,283
1,234ms
7 days ago
Seven Segment
jusaka
513
2ms
7 days ago
Seven Segment
jusaka
444
179ms
7 days ago
Seven Segment
jusaka
514
109ms
7 days ago
Seven Segment
jusaka
486
27ms
7 days ago
Seven Segment
jusaka
424
1,200ms
7 days ago
Seven Segment
snoozingnewt
🥉
127
109ms
7 days ago
Seven Segment
jusaka
374
6ms
7 days ago
Seven Segment
jusaka
389
201ms
7 days ago
Seven Segment
jusaka
474
387ms
7 days ago
Seven Segment
jusaka
367
1,721ms
7 days ago
Seven Segment
snoozingnewt
108
539ms
7 days ago
Seven Segment
snoozingnewt
116
10ms
7 days ago
Seven Segment
jusaka
316
456ms
7 days ago
Seven Segment
jusaka
604
1,483ms
7 days ago