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
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
Gray Code Decoder
Gray Code Encoder
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
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
ArkScript
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
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
ArkScript
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
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
Gray Code Decoder
Gray Code Encoder
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
Arithmetic Numbers
kitotch
86
1,104ms
9 hours ago
Arithmetic Numbers
madex
84
1,941ms
45 hours ago
Arithmetic Numbers
madex
71
2,892ms
45 hours ago
Arithmetic Numbers
dokutan
23,285
300ms
46 hours ago
Arithmetic Numbers
GrayJoKing
🥉
84
1,682ms
2 days ago
Arithmetic Numbers
Flekay
78
2,259ms
2 days ago
Arithmetic Numbers
fuzzylojik-golf
90
267ms
2 days ago
Arithmetic Numbers
kg583
103
2,830ms
2 days ago
Arithmetic Numbers
zyc-2024
37,907
24ms
3 days ago
Arithmetic Numbers
Yewzir
124
1,448ms
3 days ago
Arithmetic Numbers
GolfingSuccess
108
2,847ms
3 days ago
Arithmetic Numbers
Protothor
76
92ms
3 days ago
Arithmetic Numbers
SectorCorruptor
85
1,502ms
4 days ago
Arithmetic Numbers
ASampsonMu31
86
1,042ms
4 days ago
Arithmetic Numbers
emgordon154
38
3,525ms
4 days ago
Arithmetic Numbers
scpchicken
37
800ms
6 days ago
Arithmetic Numbers
SuperFola
116
2,983ms
6 days ago
Arithmetic Numbers
tomh1012
69
85ms
6 days ago
Arithmetic Numbers
Yewzir
14
2,577ms
6 days ago
Arithmetic Numbers
fantaize
276
195ms
6 days ago
Arithmetic Numbers
noahdorsch
240
574ms
7 days ago
Arithmetic Numbers
tsschepens
84
68ms
8 days ago
Arithmetic Numbers
Aquateraneal
115
1,829ms
8 days ago
Arithmetic Numbers
retrohun
100
44ms
8 days ago
Arithmetic Numbers
BrunoVisnadi
76
3,749ms
10 days ago
Arithmetic Numbers
emgordon154
85
1,793ms
10 days ago
Arithmetic Numbers
snoozingnewt
85
2,892ms
10 days ago
Arithmetic Numbers
dokutan
85
3,218ms
11 days ago
Arithmetic Numbers
dokutan
75
3,619ms
11 days ago
Arithmetic Numbers
dokutan
77
3,126ms
11 days ago
Arithmetic Numbers
Program-Pi
66
146ms
12 days ago
Arithmetic Numbers
Steffan153
🥇
81
1,845ms
14 days ago
Arithmetic Numbers
AndreiDTU
114
195ms
15 days ago
Arithmetic Numbers
karadigm01
82
2,341ms
15 days ago
Arithmetic Numbers
2bular
34
341ms
15 days ago
Arithmetic Numbers
2bular
🥈
28
1,587ms
15 days ago
Arithmetic Numbers
Steffan153
🥇
108
531ms
16 days ago
Arithmetic Numbers
Techdude01
86
1,487ms
17 days ago
Arithmetic Numbers
DialFrost
87
1,768ms
19 days ago
Arithmetic Numbers
leonardbauer
86
1,056ms
19 days ago
Arithmetic Numbers
edsrzf
🥇
81
1,833ms
20 days ago
Arithmetic Numbers
Lv0Sys
86
70ms
21 days ago
Arithmetic Numbers
Lv0Sys
64
97ms
21 days ago
Arithmetic Numbers
Lv0Sys
78
2,072ms
21 days ago
Arithmetic Numbers
edsrzf
124
392ms
21 days ago
Arithmetic Numbers
dokutan
90
2,302ms
22 days ago
Arithmetic Numbers
albanian-laundromat
313
1,259ms
22 days ago
Arithmetic Numbers
DialFrost
🥉
87
1,934ms
22 days ago
Arithmetic Numbers
GolfingSuccess
85
1,830ms
23 days ago
Arithmetic Numbers
CaedenHarper
53,027
3,682ms
23 days ago
Arithmetic Numbers
frankgraziano
86
1,782ms
23 days ago
Arithmetic Numbers
KatieLG
37,650
29ms
23 days ago
Arithmetic Numbers
KatieLG
53,072
111ms
23 days ago
Arithmetic Numbers
Steffan153
🥇
56
3,636ms
24 days ago
Arithmetic Numbers
netfri25
83
1,467ms
25 days ago
Arithmetic Numbers
Solathian
79
2,679ms
25 days ago
Arithmetic Numbers
rotemkm
86
1,064ms
26 days ago
Arithmetic Numbers
Yax42
64
148ms
26 days ago
Arithmetic Numbers
Heathcorp
🥈
10,390
75ms
26 days ago
Arithmetic Numbers
JOrE20
132
75ms
26 days ago
Arithmetic Numbers
tomh1012
93
3,424ms
27 days ago
Arithmetic Numbers
junkondo-jp
64
126ms
17 Feb 2026
Arithmetic Numbers
JOrE20
110
230ms
15 Feb 2026
Arithmetic Numbers
JOrE20
77
1,860ms
15 Feb 2026
Arithmetic Numbers
Natanaelel
14
2,108ms
15 Feb 2026
Arithmetic Numbers
2bular
14
4,525ms
15 Feb 2026
Arithmetic Numbers
plcc0
14
4,702ms
14 Feb 2026
Arithmetic Numbers
Steffan153
74
1,846ms
13 Feb 2026
Arithmetic Numbers
not-a-pokemon
127
3,217ms
13 Feb 2026
Arithmetic Numbers
Heathcorp
83
2,038ms
13 Feb 2026
Arithmetic Numbers
NicoPlayZ9002-YT
135
62ms
11 Feb 2026
Arithmetic Numbers
Steffan153
101
440ms
11 Feb 2026
Arithmetic Numbers
JOrE20
141
203ms
10 Feb 2026
Arithmetic Numbers
retrohun
130
84ms
9 Feb 2026
Arithmetic Numbers
emgordon154
105
129ms
8 Feb 2026
Arithmetic Numbers
Shanethegamer
37,649
28ms
7 Feb 2026
Arithmetic Numbers
dokutan
87
572ms
6 Feb 2026
Arithmetic Numbers
denkyuu1
61
1,636ms
6 Feb 2026
Arithmetic Numbers
HumanoidCPU
37,666
1ms
6 Feb 2026
Arithmetic Numbers
Yewzir
86
572ms
5 Feb 2026