The
Calendar
hole will go live in approximately
36 hours
. 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
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
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
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
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński 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
γ
λ
π
τ
φ
√2
𝑒
Apéry’s 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
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
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
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
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński 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
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Apéry’s 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
Chars
Time
Submitted
φ
BREMAUCY
🥇
36
220ms
23 days ago
φ
Babafaba
37
2,359ms
23 Nov 2025
φ
blaztoma
🥇
36
185ms
26 Oct 2025
φ
snoozingnewt
🥇
36
195ms
26 Oct 2025
φ
Emutis
51
189ms
14 Oct 2025
φ
CaedenHarper
🥇
36
185ms
11 Jul 2025
φ
fuzzylojik-golf
🥇
36
192ms
8 Jul 2025
φ
Lv0Sys
🥇
36
193ms
6 Jun 2025
φ
heanyang1
67
223ms
29 May 2025
φ
0dyse
60
185ms
7 May 2025
φ
edsrzf
37
2,175ms
22 Mar 2025
φ
twolfive
🥇
36
220ms
5 Oct 2024
φ
FortuiteMan
37
170ms
27 Sep 2024
φ
Mabeloid
1,011
169ms
16 Sep 2024
φ
pardouin
🥇
36
173ms
11 Jul 2024
φ
bac0id
1,011
160ms
26 Jun 2024
φ
emgordon154
🥇
36
191ms
16 Jun 2024
φ
yuchuehw
66
2,005ms
2 Jun 2024
φ
FlorianCassayre
52
2,084ms
26 May 2024
φ
Yewzir
🥇
36
201ms
26 May 2024
φ
duckyluuk
37
185ms
26 May 2024
φ
HumanoidCPU
1,011
166ms
17 Apr 2024
φ
msbranicky
50
154ms
12 Jan 2024
φ
MarcMush
🥇
36
193ms
3 Jan 2024
φ
dokutan
50
2,024ms
31 Dec 2023
φ
madeforlosers
1,011
169ms
14 Dec 2023
φ
anter69
🥇
36
155ms
17 Nov 2023
φ
Betuaredead
🥇
36
195ms
12 Nov 2023
φ
commandblockguy
37
182ms
6 Nov 2023
φ
ovs-code
🥇
36
179ms
3 Oct 2023
φ
p-zubieta
🥇
36
191ms
20 Sep 2023
φ
davbass
75
250ms
25 Aug 2023
φ
ListeriaM
38
166ms
22 Aug 2023
φ
latvianfarmer17
62
188ms
20 Jul 2023
φ
janbehrens
🥇
36
192ms
11 Jul 2023
φ
mjecke
57
2,036ms
3 Jul 2023
φ
MeWhenI
🥇
36
190ms
26 May 2023
φ
tidalDisruptionEvent
🥇
36
192ms
2 Apr 2023
φ
andersk
59
2,319ms
4 Mar 2023
φ
emplv
🥇
36
203ms
4 Mar 2023
φ
m-tkach
🥇
36
208ms
4 Mar 2023
φ
inventshah
🥇
36
196ms
4 Mar 2023
φ
neel11235813
🥇
36
218ms
4 Mar 2023
φ
scpchicken
🥇
36
185ms
4 Mar 2023
φ
alemelis
🥇
36
177ms
1 Mar 2023
φ
voytxt
58
2,007ms
17 Feb 2023
φ
prplz
37
196ms
16 Jan 2023
φ
stefangimmillaro
🥇
36
185ms
4 Jan 2023
φ
sean-niemann
🥇
36
179ms
4 Jan 2023
φ
DialFrost
🥇
36
197ms
16 Nov 2022
φ
Steffan153
🥇
36
184ms
1 Nov 2022
φ
Shanethegamer
🥇
36
178ms
31 Oct 2022
φ
SirBogman
🥇
36
188ms
31 Oct 2022
φ
Andriamanitra
56
176ms
23 Sep 2022
φ
rustyflamingo
🥇
36
183ms
22 Sep 2022
φ
Codsilla
🥇
36
180ms
3 Jul 2022
φ
KatieLG-Transpiler
1,058
169ms
23 Jun 2022
φ
GrayJoKing
37
170ms
8 Feb 2022
φ
annaproxy
42
2,106ms
28 Jan 2022
φ
JRaspass
37
190ms
3 Dec 2021
φ
mokymok
1,011
153ms
8 Nov 2021
φ
theunofficialcoder
1,011
195ms
1 Sep 2021
φ
o0lit3
🥇
36
190ms
10 Aug 2021
φ
RYNO8
1,011
151ms
7 Aug 2021
φ
kurkale6ka
1,011
154ms
26 Jul 2021
φ
cure-honey
🥇
36
200ms
7 Jul 2021
φ
RustemB
37
1,902ms
10 Apr 2021
φ
Indivicivet
41
204ms
30 Mar 2021
φ
lynn
🥇
36
173ms
7 Mar 2021
φ
JayXon
🥇
36
201ms
25 Feb 2021
φ
Lydxn
🥇
36
186ms
9 Jan 2021
φ
sisyphus-ppcg
🥇
36
178ms
21 Dec 2020
φ
ReidZ3
🥇
36
199ms
4 Dec 2020
φ
KatieLG
🥇
36
182ms
28 Nov 2020
φ
antimon2
🥇
36
189ms
11 Nov 2020
φ
Waffle3z
1,011
159ms
25 Sep 2020
φ
yzhs
54
184ms
13 Sep 2020
φ
itiievskyi
76
216ms
21 Aug 2020
φ
GeorgePerreault
1,011
163ms
15 Dec 2019
φ
primo-ppcg
🥇
36
183ms
22 Dec 2018