The
Kaprekar Numbers
hole will go live in
21 hours
. 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
Fizz Buzz
snoozingnewt
🥈
97
20 days ago
Fizz Buzz
aliakseikalosha
210
20 days ago
Fizz Buzz
RedzGoose
177
18 Sep 2024
Fizz Buzz
edsrzf
100
4 Sep 2024
Fizz Buzz
pardouin
🥈
97
16 Aug 2024
Fizz Buzz
AlephSquirrel
98
2 Aug 2024
Fizz Buzz
CaedenHarper
99
2 Aug 2024
Fizz Buzz
HumanoidCPU
168
25 Mar 2024
Fizz Buzz
hrubymar10
167
21 Feb 2024
Fizz Buzz
madex
102
22 Jan 2024
Fizz Buzz
PotatoSaladOverlord
1,016
19 Jan 2024
Fizz Buzz
roguh
112
7 Jan 2024
Fizz Buzz
dylanarmstrong
115
18 Dec 2023
Fizz Buzz
fuzzylojik-golf
🥈
97
9 Nov 2023
Fizz Buzz
jupj
169
27 Oct 2023
Fizz Buzz
keelimeguy
134
23 Oct 2023
Fizz Buzz
arctouch-cristiannevianna
153
18 Oct 2023
Fizz Buzz
lyphyser
🥈
97
9 Oct 2023
Fizz Buzz
DaCuteRaccoon
99
6 Oct 2023
Fizz Buzz
PoetryInCode
137
18 Aug 2023
Fizz Buzz
alex-brook
109
9 Aug 2023
Fizz Buzz
aksyristos
221
1 Aug 2023
Fizz Buzz
andy-reynolds-schneider
102
31 Jul 2023
Fizz Buzz
typeswitch-dev
🥈
97
24 Jul 2023
Fizz Buzz
namelessiw
119
24 Jul 2023
Fizz Buzz
lynn
291
23 Jul 2023
Fizz Buzz
commandblockguy
1,016
23 Jul 2023
Fizz Buzz
retrohun
1,016
22 Jul 2023
Fizz Buzz
forthuser
112
22 Jul 2023
Fizz Buzz
scpchicken
167
21 Jul 2023
Fizz Buzz
tuffnatty
💎
94
17 Jul 2023
Fizz Buzz
voytxt
🥈
97
15 Jul 2023
Fizz Buzz
Steffan153
🥈
97
15 Jul 2023
Fizz Buzz
GrayJoKing
🥈
97
15 Jul 2023
Fizz Buzz
Lydxn
🥈
97
15 Jul 2023
Fizz Buzz
btnlq
🥈
97
15 Jul 2023
Fizz Buzz
SirBogman
98
14 Jul 2023
Fizz Buzz
KatieLG
1,016
14 Jul 2023
Fizz Buzz
KatieLG-Transpiler
1,016
14 Jul 2023
Fizz Buzz
MeWhenI
🥈
97
14 Jul 2023
Fizz Buzz
inventshah
🥈
97
13 Jul 2023
Fizz Buzz
ovs-code
🥈
97
13 Jul 2023