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
Bytes
Time
Submitted
Arithmetic Numbers
solisolu
88
66ms
33 mins ago
Arithmetic Numbers
HumanoidCPU
103
340ms
8 hours ago
Arithmetic Numbers
HumanoidCPU
105
475ms
8 hours ago
Arithmetic Numbers
HumanoidCPU
92
142ms
11 hours ago
Arithmetic Numbers
aksyristos
75
1,627ms
16 hours ago
Arithmetic Numbers
KatieLG
37,652
1ms
40 hours ago
Arithmetic Numbers
KatieLG
45,337
3ms
40 hours ago
Arithmetic Numbers
KatieLG
45,371
5ms
40 hours ago
Arithmetic Numbers
CaedenHarper
124
315ms
2 days ago
Arithmetic Numbers
robbertvz
85
1,579ms
3 days ago
Arithmetic Numbers
dokutan
75
1,903ms
3 days ago
Arithmetic Numbers
Shanethegamer
76
1,131ms
4 days ago
Arithmetic Numbers
maweowo
45
1,462ms
4 days ago
Arithmetic Numbers
DialFrost
74
1,507ms
4 days ago
Arithmetic Numbers
ovs-code
🥇
69
1,235ms
4 days ago
Arithmetic Numbers
rucin93
75
1,382ms
4 days ago
Arithmetic Numbers
GrayJoKing
75
1,496ms
4 days ago
Arithmetic Numbers
Yewzir
74
1,877ms
4 days ago
Arithmetic Numbers
sean-niemann
73
1,259ms
4 days ago
Arithmetic Numbers
DialFrost
🥈
100
454ms
4 days ago
Arithmetic Numbers
JayXon
🥇
69
1,241ms
4 days ago
Arithmetic Numbers
dokutan
111
108ms
4 days ago
Arithmetic Numbers
KatieLG
28,306
215ms
4 days ago
Arithmetic Numbers
solisolu
78
2,802ms
5 days ago
Arithmetic Numbers
Maashau
99
64ms
5 days ago
Arithmetic Numbers
j-zhang43
93
3,225ms
5 days ago
Arithmetic Numbers
Babafaba
74
2,911ms
5 days ago
Arithmetic Numbers
Babafaba
77
2,867ms
5 days ago
Arithmetic Numbers
JOrE20
68
81ms
6 days ago
Arithmetic Numbers
HumanoidCPU
53,027
3,427ms
7 days ago
Arithmetic Numbers
Xampersand
100
252ms
7 days ago
Arithmetic Numbers
Yewzir
69
3,367ms
8 days ago
Arithmetic Numbers
Yewzir
🥉
167
1,800ms
9 days ago
Arithmetic Numbers
DialFrost
🥉
85
174ms
9 days ago
Arithmetic Numbers
GolfingSuccess
83
1,281ms
10 days ago
Arithmetic Numbers
GolfingSuccess
🥉
85
1,347ms
10 days ago
Arithmetic Numbers
HumanoidCPU
45,337
2ms
10 days ago
Arithmetic Numbers
CaedenHarper
45,337
1ms
10 days ago
Arithmetic Numbers
StronkCheese2
94
2,050ms
11 days ago
Arithmetic Numbers
StronkCheese2
100
255ms
11 days ago
Arithmetic Numbers
CommandLeo
94
2,592ms
11 days ago
Arithmetic Numbers
HumanoidCPU
83,768
396ms
12 days ago
Arithmetic Numbers
luuumine
108
196ms
12 days ago
Arithmetic Numbers
Papushkado
98
1,530ms
12 days ago
Arithmetic Numbers
Nxllpointer
63
1,586ms
13 days ago
Arithmetic Numbers
HumanoidCPU
60,706
55ms
14 days ago
Arithmetic Numbers
emgordon154
59
2,087ms
14 days ago
Arithmetic Numbers
HumanoidCPU
106
416ms
15 days ago
Arithmetic Numbers
MeWhenI
🥉
167
1,844ms
15 days ago
Arithmetic Numbers
MeWhenI
103
418ms
15 days ago
Arithmetic Numbers
madeforlosers
99
1,477ms
15 days ago
Arithmetic Numbers
squid233
108
404ms
15 days ago
Arithmetic Numbers
duckyluuk
🥈
104
224ms
15 days ago
Arithmetic Numbers
luuumine
84
64ms
16 days ago
Arithmetic Numbers
MeWhenI
🥉
85
171ms
16 days ago
Arithmetic Numbers
ethanlally
107
405ms
16 days ago
Arithmetic Numbers
JOrE20
113,423
21ms
16 days ago
Arithmetic Numbers
lynn
107
193ms
17 days ago
Arithmetic Numbers
stephanie-flower
141
48ms
17 days ago
Arithmetic Numbers
kg583
💎
96
4,062ms
17 days ago
Arithmetic Numbers
gigaprofisi
37,651
39ms
17 days ago
Arithmetic Numbers
HumanoidCPU
73,911
4,954ms
18 days ago
Arithmetic Numbers
dokutan
97
4,674ms
18 days ago
Arithmetic Numbers
HumanoidCPU
45,332
5ms
19 days ago
Arithmetic Numbers
wobblybits
148
2,332ms
19 days ago
Arithmetic Numbers
Blockyheadman
134
122ms
19 days ago
Arithmetic Numbers
webmiche
87
3,689ms
20 days ago
Arithmetic Numbers
09cf
100
119ms
20 days ago
Arithmetic Numbers
dokutan
172
1,610ms
20 days ago
Arithmetic Numbers
levinwinter
88
1,921ms
21 days ago
Arithmetic Numbers
targrik
75
588ms
22 days ago
Arithmetic Numbers
Laellekoenig
88
2,467ms
22 days ago
Arithmetic Numbers
HumanoidCPU
45,349
3ms
23 days ago
Arithmetic Numbers
HumanoidCPU
68,393
8ms
23 days ago
Arithmetic Numbers
butnaruteodor
82
1,895ms
23 days ago