Recent Solutions
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
ROT13
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
Rockstar 2
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
Rockstar 2
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
ROT13
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
Chars
Submitted
PalindromemordnilaP
pardouin
🥇
40
2 hours ago
ROT13
pardouin
🥇
39
2 hours ago
ROT13
sisyphus-ppcg
🥇
39
16 hours ago
Foo Fizz Buzz Bar
yokasuretsu
65
17 hours ago
Poker
yokasuretsu
468
17 hours ago
Evil Numbers (Long)
yokasuretsu
33
17 hours ago
Emirp Numbers (Long)
yokasuretsu
46
17 hours ago
Niven Numbers (Long)
yokasuretsu
26
17 hours ago
Pascal’s Triangle
yokasuretsu
43
18 hours ago
ROT13
lynn
🥇
39
25 hours ago
Odious Numbers (Long)
yokasuretsu
33
40 hours ago
𝑒
Fishyfii
1,009
2 days ago
ROT13
ovs-code
🥇
39
2 days ago
ROT13
whenaver
52
3 days ago
π
AidanWalter
1,008
4 days ago
Arrows
yokasuretsu
143
4 days ago
Odious Numbers (Long)
DialFrost
28
12 days ago
Look and Say
DialFrost
56
12 days ago
Emirp Numbers (Long)
DialFrost
40
12 days ago
Emirp Numbers
DialFrost
40
12 days ago
Billiards
MostParsingVex
💎
146
16 days ago
Emirp Numbers (Long)
alphafalfa
67
18 days ago
Catalan Numbers
alphafalfa
60
18 days ago
τ
alphafalfa
63
19 days ago
π
alphafalfa
63
19 days ago
√2
madeforlosers
1,008
20 days ago
π
madeforlosers
1,008
21 days ago
Emirp Numbers
alphafalfa
61
24 days ago
Fibonacci
whenaver
52
10 Dec 2024
Abundant Numbers (Long)
alphafalfa
166
9 Dec 2024
Abundant Numbers
alphafalfa
165
9 Dec 2024
Evil Numbers (Long)
alphafalfa
40
9 Dec 2024
Evil Numbers
alphafalfa
38
9 Dec 2024
Odious Numbers (Long)
alphafalfa
43
9 Dec 2024
Odious Numbers
alphafalfa
41
9 Dec 2024
Niven Numbers (Long)
alphafalfa
34
9 Dec 2024
Niven Numbers
alphafalfa
32
9 Dec 2024
Leap Years
alphafalfa
52
9 Dec 2024
Happy Numbers (Long)
alphafalfa
74
9 Dec 2024
Happy Numbers
alphafalfa
72
9 Dec 2024
Fibonacci
alphafalfa
51
9 Dec 2024
Pernicious Numbers (Long)
alphafalfa
62
9 Dec 2024
Pernicious Numbers
alphafalfa
59
9 Dec 2024
Prime Numbers (Long)
alphafalfa
33
9 Dec 2024
Prime Numbers
alphafalfa
33
9 Dec 2024
Foo Fizz Buzz Bar
alphafalfa
69
9 Dec 2024
Fizz Buzz
alphafalfa
45
9 Dec 2024
Ascending Primes
dokutan
452
7 Dec 2024
Billiards
KatieLG
🥈
13,471
1 Dec 2024
Fibonacci
madeforlosers
48
22 Nov 2024
Quine
lifthrasiir
34
22 Nov 2024
Pangram Grep
edsrzf
40
18 Nov 2024
Kaprekar Numbers
ovs-code
🥈
149
14 Nov 2024
Fibonacci
emgordon154
21
13 Nov 2024
Kaprekar Numbers
DialFrost
🥉
211
13 Nov 2024
Pangram Grep
HumanoidCPU
34
5 Nov 2024
Fibonacci
HumanoidCPU
21
5 Nov 2024
Kaprekar Numbers
MeWhenI
445
2 Nov 2024
Kaprekar Numbers
nwellnhof
💎
98
1 Nov 2024
Kaprekar Numbers
dokutan
445
1 Nov 2024
Kaprekar Numbers
Shanethegamer
445
1 Nov 2024
Kaprekar Numbers
KatieLG
445
1 Nov 2024
Kaprekar Numbers
HumanoidCPU
445
1 Nov 2024
Christmas Trees
dokutan
202
29 Oct 2024
Christmas Trees
Shanethegamer
58
29 Oct 2024
Repeating Decimals
KatieLG
61
27 Oct 2024
Sudoku (Fill-in)
ovs-code
🥉
159
27 Oct 2024
Gijswijt’s Sequence
Shanethegamer
2,005
23 Oct 2024
𝑒
dokutan
390
19 Oct 2024
√2
dokutan
390
19 Oct 2024
τ
dokutan
390
19 Oct 2024
π
dokutan
390
19 Oct 2024
λ
dokutan
390
19 Oct 2024
γ
dokutan
390
19 Oct 2024
Sierpiński Triangle
dokutan
168
19 Oct 2024