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
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
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Apéry’s Constant
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Snake
Sphenic Numbers
Trinomial Triangle
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
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
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
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
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Apéry’s Constant
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Snake
Sphenic Numbers
Trinomial Triangle
Turtle
Tutorial
Hole
Golfer
Bytes
Submitted
Emirp Numbers
dokutan
🥈
225
89 mins ago
Emirp Numbers
albanian-laundromat
🥉
177
9 hours ago
Emirp Numbers
edsrzf
🥇
67
16 hours ago
Emirp Numbers
albanian-laundromat
🥇
67
16 hours ago
Emirp Numbers
sean-niemann
72
16 hours ago
Emirp Numbers
emgordon154
92
19 hours ago
Emirp Numbers
dokutan
141
23 hours ago
Emirp Numbers
dokutan
142
23 hours ago
Emirp Numbers
dokutan
176
23 hours ago
Emirp Numbers
albanian-laundromat
88
25 hours ago
Emirp Numbers
qpwoeirut
115
36 hours ago
Emirp Numbers
TeodorDyakov
184
41 hours ago
Emirp Numbers
olleicua
142
2 days ago
Emirp Numbers
HolmDev
95
3 days ago
Emirp Numbers
LordSir101
84
3 days ago
Emirp Numbers
CaedenHarper
86
3 days ago
Emirp Numbers
snoozingnewt
131
4 days ago
Emirp Numbers
kumavale
🥈
102
4 days ago
Emirp Numbers
Babafaba
106
4 days ago
Emirp Numbers
Babafaba
106
4 days ago
Emirp Numbers
albanian-laundromat
125
6 days ago
Emirp Numbers
csharpython
84
7 days ago
Emirp Numbers
cthierfelder
155
9 days ago
Emirp Numbers
fuzzylojik-golf
🥇
125
10 days ago
Emirp Numbers
5quiwyrm
79
11 days ago
Emirp Numbers
CaedenHarper
123
12 days ago
Emirp Numbers
fuzzylojik-golf
106
13 days ago
Emirp Numbers
fuzzylojik-golf
101
13 days ago
Emirp Numbers
DialFrost
🥉
68
13 days ago
Emirp Numbers
fuzzylojik-golf
129
13 days ago
Emirp Numbers
fuzzylojik-golf
112
13 days ago
Emirp Numbers
MeWhenI
80
14 days ago
Emirp Numbers
pardouin
74
14 days ago
Emirp Numbers
kmathis22
226
15 days ago
Emirp Numbers
InigoK
97
15 days ago
Emirp Numbers
Daniel-Ellison
88
16 days ago
Emirp Numbers
GolfingSuccess
181
18 days ago
Emirp Numbers
blaztoma
217
19 days ago
Emirp Numbers
blaztoma
112
19 days ago
Emirp Numbers
wobblybits
157
21 days ago
Emirp Numbers
XenThe
155
22 days ago
Emirp Numbers
gsprochette
154
22 days ago
Emirp Numbers
osNiko
112
23 days ago
Emirp Numbers
katss2
122
23 days ago
Emirp Numbers
pardouin
🥇
64
25 days ago
Emirp Numbers
HumanoidCPU
224
26 days ago
Emirp Numbers
HumanoidCPU
199
26 days ago
Emirp Numbers
HumanoidCPU
191
26 days ago
Emirp Numbers
HumanoidCPU
174
26 days ago
Emirp Numbers
DialFrost
💎
79
26 days ago
Emirp Numbers
DialFrost
🥉
74
26 days ago
Emirp Numbers
DialFrost
145
26 days ago
Emirp Numbers
DialFrost
🥉
101
26 days ago
Emirp Numbers
CaedenHarper
500
26 days ago
Emirp Numbers
CaedenHarper
135
27 days ago
Emirp Numbers
CaedenHarper
135
27 days ago
Emirp Numbers
Upload-and-View
216
16 Aug 2025
Emirp Numbers
DialFrost
🥈
173
15 Aug 2025
Emirp Numbers
H3XDaemon
100
15 Aug 2025
Emirp Numbers
Yax42
89
15 Aug 2025
Emirp Numbers
Yax42
110
15 Aug 2025
Emirp Numbers
HumanoidCPU
146
14 Aug 2025
Emirp Numbers
HumanoidCPU
145
14 Aug 2025
Emirp Numbers
HumanoidCPU
145
14 Aug 2025
Emirp Numbers
HumanoidCPU
145
14 Aug 2025
Emirp Numbers
HumanoidCPU
137
14 Aug 2025
Emirp Numbers
HumanoidCPU
138
14 Aug 2025
Emirp Numbers
HumanoidCPU
136
14 Aug 2025
Emirp Numbers
HumanoidCPU
351
14 Aug 2025
Emirp Numbers
HumanoidCPU
351
14 Aug 2025
Emirp Numbers
HumanoidCPU
164
14 Aug 2025
Emirp Numbers
DialFrost
🥇
173
13 Aug 2025
Emirp Numbers
primo-ppcg
🥇
173
13 Aug 2025
Emirp Numbers
HumanoidCPU
350
13 Aug 2025
Emirp Numbers
HumanoidCPU
571
13 Aug 2025