The
Calendar
hole will go live in approximately
12 days
. Why not try and solve it ahead of time?
Recent Solutions
Prev Hole
Play Hole
Next Hole
Achievements
Cheevos
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
Catalanโs 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
ForsythโEdwards Notation
Fractions
Game of Life
Gijswijtโs 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
Minesweeper
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
Pascalโs Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamรกn
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
Sierpiลski 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
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
ฮณ
ฮป
ฯ
ฯ
ฯ
โ2
๐
Apรฉryโs Constant
Binary Lambda Calculus
Calendar
Connect Four
Continued Fractions
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Multitap Input
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
All Languages
><>
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
Erlang
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
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Luau
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
Erlang
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
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Luau
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
Catalanโs 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
ForsythโEdwards Notation
Fractions
Game of Life
Gijswijtโs 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
Minesweeper
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
Pascalโs Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamรกn
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
Sierpiลski 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
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
ฮณ
ฮป
ฯ
ฯ
ฯ
โ2
๐
Experimental Hole
Apรฉryโs Constant
Binary Lambda Calculus
Calendar
Connect Four
Continued Fractions
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Multitap Input
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
๐
sean-niemann
๐ฅ
76
387ms
17 hours ago
๐
DialFrost
๐ฅ
78
339ms
23 hours ago
๐
ovs-code
๐ฅ
76
631ms
24 hours ago
๐
emgordon154
159
1,881ms
39 hours ago
๐
CornerMercury
48
475ms
2 days ago
๐
Andrey2001
67
16ms
4 days ago
๐
dokutan
665
63ms
7 days ago
๐
kurkale6ka
1,009
3ms
7 days ago
๐
dokutan
578
91ms
7 days ago
๐
kurkale6ka
1,011
2ms
7 days ago
๐
kurkale6ka
1,011
65ms
7 days ago
๐
kurkale6ka
1,011
305ms
7 days ago
๐
kurkale6ka
1,003
76ms
8 days ago
๐
KasperKivimaeki
180
250ms
8 days ago
๐
YAJUE114514
60
9ms
8 days ago
๐
Maashau
1,019
2ms
8 days ago
๐
KasperKivimaeki
96
3,779ms
9 days ago
๐
dokutan
693
790ms
9 days ago
๐
snoozingnewt
1,015
112ms
9 days ago
๐
InigoK
1,011
2ms
10 days ago
๐
olavs69
1,011
28ms
11 days ago
๐
llPlayll
85
17ms
11 days ago
๐
AxlJeff
265
16ms
11 days ago
๐
snoozingnewt
๐ฅ
98
114ms
12 days ago
๐
voytxt
831
10ms
12 days ago
๐
Shanethegamer
1,006
1ms
13 days ago
๐
BREMAUCY
๐ฅ
31
229ms
13 days ago
๐
HumanoidCPU
1,006
1ms
13 days ago
๐
albanian-laundromat
241
416ms
13 days ago
๐
BREMAUCY
๐ฅ
47
324ms
13 days ago
๐
BREMAUCY
๐ฅ
48
16ms
13 days ago
๐
FortuiteMan
59
17ms
13 days ago
๐
HumanoidCPU
1,086
10ms
15 days ago
๐
edsrzf
๐ฅ
98
126ms
16 days ago
๐
Carlos-EAC
1,009
111ms
16 days ago
๐
dokutan
700
2ms
16 days ago
๐
sisyphus-ppcg
101
761ms
17 days ago
๐
CaedenHarper
1,025
104ms
17 days ago
๐
luuumine
129
4ms
18 days ago
๐
JOrE20
1,025
111ms
19 days ago
๐
KatieLG
1,003
5ms
19 days ago
๐
KatieLG
1,012
81ms
19 days ago
๐
KatieLG
998
3ms
19 days ago
๐
KatieLG
1,008
754ms
19 days ago
๐
h3ra993huskp
163
834ms
19 days ago
๐
voytxt
1,009
618ms
20 days ago
๐
voytxt
1,025
116ms
20 days ago
๐
lacrosse
49
269ms
20 days ago
๐
Lv0Sys
๐ฅ
48
16ms
22 days ago
๐
BREMAUCY
1,010
5ms
22 days ago
๐
BREMAUCY
1,006
2ms
22 days ago
๐
BREMAUCY
1,003
142ms
22 days ago
๐
BREMAUCY
1,011
3ms
22 days ago
๐
BREMAUCY
1,011
888ms
22 days ago
๐
BREMAUCY
1,007
1ms
22 days ago
๐
BREMAUCY
1,009
7ms
22 days ago
๐
BREMAUCY
1,013
160ms
22 days ago
๐
BREMAUCY
1,012
14ms
22 days ago
๐
BREMAUCY
1,056
489ms
22 days ago
๐
BREMAUCY
1,009
2ms
22 days ago
๐
BREMAUCY
1,004
1ms
22 days ago
๐
BREMAUCY
1,003
51ms
22 days ago
๐
BREMAUCY
1,031
60ms
22 days ago
๐
BREMAUCY
1,052
311ms
22 days ago
๐
BREMAUCY
1,006
6ms
22 days ago
๐
BREMAUCY
1,011
8ms
22 days ago
๐
BREMAUCY
1,031
4ms
22 days ago
๐
BREMAUCY
1,016
57ms
22 days ago
๐
BREMAUCY
1,010
3ms
22 days ago
๐
BREMAUCY
1,009
2ms
22 days ago
๐
BREMAUCY
1,010
14ms
22 days ago
๐
BREMAUCY
1,011
9ms
22 days ago
๐
BREMAUCY
1,023
3ms
22 days ago
๐
BREMAUCY
1,025
123ms
22 days ago
๐
solisolu
64
16ms
23 days ago
๐
Andrey2001
127
471ms
23 days ago
๐
prestosilver
4,276
2ms
23 days ago
๐
Carlos-EAC
1,011
9ms
25 days ago
๐
Carlos-EAC
1,046
1,277ms
25 days ago
๐
prestosilver
121
6ms
25 days ago