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
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
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
Common Lisp
Crystal
D
Dart
Elixir
F#
Factor
Forth
Fortran
Go
GolfScript
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
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
Go
GolfScript
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
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
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
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
Reverse Polish Notation
08jne01
331
5 days ago
Reverse Polish Notation
MostParsingVex
157
26 days ago
Reverse Polish Notation
Mandrzejy
168
3 Nov 2024
Reverse Polish Notation
HumanoidCPU
345
8 Oct 2024
Reverse Polish Notation
Mabeloid
256
29 Sep 2024
Reverse Polish Notation
KatieLG
1,140
15 Sep 2024
Reverse Polish Notation
emgordon154
250
17 Jul 2024
Reverse Polish Notation
KasperKivimaeki
179
15 Jul 2024
Reverse Polish Notation
bac0id
218
27 Jun 2024
Reverse Polish Notation
ovs-code
💎
130
3 Jun 2024
Reverse Polish Notation
szymex73
249
17 Feb 2024
Reverse Polish Notation
weliveinhell
257
16 Jan 2024
Reverse Polish Notation
djeedjay
308
3 Jan 2024
Reverse Polish Notation
1231234md5
277
14 Dec 2023
Reverse Polish Notation
Szum123321
165
29 Nov 2023
Reverse Polish Notation
keelimeguy
237
5 Nov 2023
Reverse Polish Notation
crhenley
248
30 Oct 2023
Reverse Polish Notation
MeWhenI
236
25 Aug 2023
Reverse Polish Notation
nyoshe
234
4 Jul 2023
Reverse Polish Notation
guilhem-roy
290
26 Jun 2023
Reverse Polish Notation
funnsam
283
12 Jun 2023
Reverse Polish Notation
inventshah
153
24 Apr 2023
Reverse Polish Notation
zacjl
155
24 Apr 2023
Reverse Polish Notation
calinous
346
27 Feb 2023
Reverse Polish Notation
CatsAreFluffy
178
24 Feb 2023
Reverse Polish Notation
Alex-x90
167
8 Feb 2023
Reverse Polish Notation
jared-hughes
182
9 Jan 2023
Reverse Polish Notation
Jandoife
347
1 Jan 2023
Reverse Polish Notation
pandapawskat
243
9 Dec 2022
Reverse Polish Notation
GolfingSuccess
163
5 Dec 2022
Reverse Polish Notation
atazzam
556
16 Oct 2022
Reverse Polish Notation
jupj
182
16 Sep 2022
Reverse Polish Notation
jgbaldwinbrown
177
15 Jun 2022
Reverse Polish Notation
warmCabin
223
15 Apr 2022
Reverse Polish Notation
madex
188
10 Apr 2022
Reverse Polish Notation
c0d3-4-F00d
214
24 Feb 2022
Reverse Polish Notation
JayXon
🥈
140
21 Feb 2022
Reverse Polish Notation
nwellnhof
🥉
147
16 Feb 2022
Reverse Polish Notation
Shanethegamer
225
15 Feb 2022
Reverse Polish Notation
prplz
165
14 Feb 2022