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
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
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
ArkScript
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
ArkScript
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
Calendar
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
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
Cubes
KatieLG
288
99ms
2 days ago
Cubes
dokutan
764
128ms
3 days ago
Cubes
kg583
💎
176
7ms
5 days ago
Cubes
nemoyatpeace
232
10ms
7 days ago
Cubes
dokutan
200
8ms
8 days ago
Cubes
AnAwesomGuy
298
399ms
9 days ago
Cubes
KatieLG-Transpiler
2,940
2ms
11 days ago
Cubes
KatieLG-Transpiler
2,945
11ms
11 days ago
Cubes
KatieLG-Transpiler
2,943
2ms
11 days ago
Cubes
JOrE20
234
9ms
11 days ago
Cubes
JOrE20
516
9ms
12 days ago
Cubes
NoneTheFewer
329
11ms
14 days ago
Cubes
minipif
480
384ms
16 days ago
Cubes
averagepythondev
2,839
10ms
17 days ago
Cubes
HumanoidCPU
2,835
6ms
18 days ago
Cubes
IISResetMe
191
213ms
21 days ago
Cubes
dokutan
548
412ms
23 days ago
Cubes
HumanoidCPU
2,091
642ms
23 days ago
Cubes
dokutan
294
3ms
24 days ago
Cubes
snoozingnewt
💎
269
110ms
25 days ago
Cubes
Shanethegamer
2,847
3ms
26 days ago
Cubes
qrakhen
278
384ms
27 days ago
Cubes
albanian-laundromat
💎
214
2ms
22 Dec 2025
Cubes
blaztoma
🥈
275
114ms
21 Dec 2025
Cubes
blaztoma
167
36ms
21 Dec 2025
Cubes
epic-programmer-guy
319
11ms
20 Dec 2025
Cubes
CornerMercury
121
18ms
20 Dec 2025
Cubes
TheZwierzLF
172
36ms
18 Dec 2025
Cubes
aadenboy
248
2ms
18 Dec 2025
Cubes
JOrE20
628
180ms
17 Dec 2025
Cubes
ravnskjaer
389
342ms
15 Dec 2025
Cubes
FortuiteMan
197
10ms
12 Dec 2025
Cubes
dokutan
562
250ms
12 Dec 2025
Cubes
dokutan
🥉
268
80ms
12 Dec 2025
Cubes
dokutan
582
1,509ms
12 Dec 2025
Cubes
dokutan
🥉
491
114ms
12 Dec 2025
Cubes
YAJUE114514
336
10ms
12 Dec 2025
Cubes
kurkale6ka
2,835
10ms
11 Dec 2025
Cubes
kurkale6ka
2,827
61ms
11 Dec 2025
Cubes
dokutan
🥉
299
775ms
10 Dec 2025
Cubes
ryyyn
176
11ms
10 Dec 2025
Cubes
dokutan
380
481ms
7 Dec 2025
Cubes
blaztoma
185
9ms
7 Dec 2025
Cubes
HumanoidCPU
4,860
7ms
7 Dec 2025
Cubes
HumanoidCPU
3,493
7ms
7 Dec 2025
Cubes
HumanoidCPU
2,880
237ms
7 Dec 2025
Cubes
JOrE20
862
2ms
4 Dec 2025
Cubes
Shanethegamer
2,847
114ms
4 Dec 2025
Cubes
HumanoidCPU
3,760
13ms
4 Dec 2025
Cubes
albanian-laundromat
312
44ms
3 Dec 2025
Cubes
JOrE20
8,457
3ms
2 Dec 2025
Cubes
JOrE20
668
44ms
2 Dec 2025
Cubes
Lv0Sys
185
34ms
2 Dec 2025
Cubes
Lv0Sys
197
412ms
2 Dec 2025
Cubes
Lv0Sys
207
12ms
2 Dec 2025
Cubes
Lv0Sys
240
9ms
2 Dec 2025
Cubes
JOrE20
1,003
45ms
2 Dec 2025
Cubes
JOrE20
845
7ms
2 Dec 2025
Cubes
CaedenHarper
2,959
119ms
1 Dec 2025
Cubes
KatieLG
827
1,318ms
30 Nov 2025
Cubes
KatieLG
825
106ms
30 Nov 2025
Cubes
KatieLG
762
20ms
30 Nov 2025
Cubes
KatieLG
821
115ms
30 Nov 2025
Cubes
KatieLG
820
631ms
30 Nov 2025
Cubes
KatieLG
771
77ms
30 Nov 2025
Cubes
KatieLG
835
279ms
30 Nov 2025
Cubes
KatieLG
837
156ms
30 Nov 2025
Cubes
KatieLG
838
228ms
30 Nov 2025
Cubes
KatieLG
721
3ms
30 Nov 2025
Cubes
KatieLG
887
4ms
30 Nov 2025
Cubes
KatieLG
821
2,866ms
30 Nov 2025
Cubes
KatieLG
855
414ms
30 Nov 2025
Cubes
KatieLG
949
250ms
30 Nov 2025
Cubes
KatieLG
880
128ms
30 Nov 2025
Cubes
KatieLG
791
84ms
30 Nov 2025
Cubes
KatieLG
951
2ms
30 Nov 2025
Cubes
KatieLG
881
132ms
30 Nov 2025
Cubes
h3ra993huskp
296
474ms
30 Nov 2025
Cubes
HumanoidCPU
2,862
57ms
28 Nov 2025
Cubes
JOrE20
🥉
2,265
4ms
27 Nov 2025