The
Kaprekar Numbers
hole will go live in
2 days
. Why not try and solve it ahead of time?
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
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
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
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
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
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
All Languages
><>
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Crystal
D
Dart
Elixir
F#
Factor
Forth
Fortran
Go
GolfScript
Haskell
Hexagony
J
Janet
Java
JavaScript
jq
Julia
K
Kotlin
Lisp
Lua
Nim
OCaml
Pascal
Perl
PHP
PowerShell
Prolog
Python
R
Raku
Rockstar
Ruby
Rust
Scheme
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
Bytes
Chars
Scoring
Bytes
Chars
Language
All
><>
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Crystal
D
Dart
Elixir
F#
Factor
Forth
Fortran
Go
GolfScript
Haskell
Hexagony
J
Janet
Java
JavaScript
jq
Julia
K
Kotlin
Lisp
Lua
Nim
OCaml
Pascal
Perl
PHP
PowerShell
Prolog
Python
R
Raku
Rockstar
Ruby
Rust
Scheme
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
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
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
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
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
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
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Hole
Golfer
Bytes
Submitted
Quine
emgordon154
90
an hour ago
Quine
Natanaelel
70
an hour ago
Quine
edsrzf
70
an hour ago
Quine
sean-niemann
70
2 hours ago
Quine
stefangimmillaro
🥇
67
2 hours ago
Quine
GolfingSuccess
🥇
67
2 hours ago
Quine
CaedenHarper
70
3 hours ago
Quine
m-tkach
🥇
67
3 hours ago
Quine
error256
70
3 hours ago
Quine
DialFrost
70
3 hours ago
Quine
Yewzir
70
3 hours ago
Quine
sean-niemann
36
4 hours ago
Quine
Herbert00709
118
4 hours ago
Quine
rucin93
🥉
35
a day ago
Quine
CaedenHarper
178
5 days ago
Quine
olleicua
208
5 days ago
Quine
edsrzf
705
6 days ago
Quine
edsrzf
🥈
384
6 days ago
Quine
edsrzf
100
6 days ago
Quine
edsrzf
🥇
19
6 days ago
Quine
edsrzf
🥇
19
6 days ago
Quine
edsrzf
65
6 days ago
Quine
edsrzf
56
6 days ago
Quine
edsrzf
🥉
72
6 days ago
Quine
edsrzf
🥇
92
6 days ago
Quine
edsrzf
26
6 days ago
Quine
edsrzf
🥇
8
6 days ago
Quine
edsrzf
87
6 days ago
Quine
edsrzf
115
6 days ago
Quine
edsrzf
106
6 days ago
Quine
edsrzf
78
6 days ago
Quine
edsrzf
41
6 days ago
Quine
edsrzf
33
6 days ago
Quine
edsrzf
34
6 days ago
Quine
edsrzf
🥉
44
6 days ago
Quine
edsrzf
🥇
26
6 days ago
Quine
edsrzf
🥇
160
6 days ago
Quine
edsrzf
🥇
112
6 days ago
Quine
Richjesse62gmailcom
54
6 days ago
Quine
Alex-Huggett
400
7 days ago
Quine
olleicua
105
7 days ago
Quine
HunterC14
93
9 days ago
Quine
pardouin
🥇
112
9 days ago
Quine
dokutan
39
11 days ago
Quine
ahmetdemirag
32
12 days ago
Quine
DialFrost
🥇
112
12 days ago
Quine
sean-niemann
🥇
112
13 days ago
Quine
JayXon
🥇
112
13 days ago
Quine
smiksky
32
13 days ago
Quine
RedzGoose
90
13 days ago
Quine
GolfingSuccess
🥇
52
13 days ago
Quine
stefangimmillaro
🥉
72
13 days ago
Quine
allending0506
145
14 days ago
Quine
JayXon
🥈
37
14 days ago
Quine
MunirKP
🥇
31
14 days ago
Quine
najs91
81
15 days ago
Quine
KingSkyrock
210
15 days ago
Quine
Mabeloid
29
15 days ago
Quine
CaedenHarper
47
15 days ago
Quine
CaedenHarper
7,300
15 days ago
Quine
CaedenHarper
46
15 days ago
Quine
CaedenHarper
113
15 days ago
Quine
CaedenHarper
287
15 days ago
Quine
CaedenHarper
64
15 days ago
Quine
CaedenHarper
🥇
67
15 days ago
Quine
CaedenHarper
🥇
66
15 days ago
Quine
CaedenHarper
🥉
46
15 days ago
Quine
CaedenHarper
44
15 days ago
Quine
CaedenHarper
🥇
21
15 days ago
Quine
CaedenHarper
103
15 days ago
Quine
CaedenHarper
🥇
66
15 days ago
Quine
CaedenHarper
87
15 days ago
Quine
CaedenHarper
🥇
32
15 days ago
Quine
CaedenHarper
🥇
19
15 days ago
Quine
CaedenHarper
31
15 days ago