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Calendar
hole will go live in approximately
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. Why not try and solve it ahead of time?
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Achievements
Cheevos
Golfers
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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
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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
Bytes
Time
Submitted
Prime Numbers
morphthesworph
90
17ms
113 mins ago
Niven Numbers
morphthesworph
73
10ms
2 hours ago
Divisors
nemoyatpeace
73
10ms
2 hours ago
12 Days of Christmas
morphthesworph
487
10ms
2 hours ago
Diamonds
nemoyatpeace
112
10ms
2 hours ago
Reversi
HumanoidCPU
458
20ms
3 hours ago
Abundant Numbers
ryyyn
63
11ms
5 hours ago
Ten-pin Bowling
cros107
211
18ms
8 hours ago
United States
plcc0
167
10ms
10 hours ago
Hexdump
plcc0
169
10ms
11 hours ago
brainfuck
KasperKivimaeki
174
20ms
11 hours ago
Arabic to Roman
Crabbex
233
21ms
11 hours ago
Topological Sort
snoozingnewt
124
50ms
12 hours ago
Proximity Grid
blaztoma
164
70ms
12 hours ago
Reverse Polish Notation
solisolu
128
21ms
12 hours ago
12 Days of Christmas
davecame
430
10ms
13 hours ago
Zeckendorf Representation
edsrzf
120
12ms
13 hours ago
Emirp Numbers (Long)
solisolu
106
331ms
14 hours ago
Emirp Numbers
solisolu
105
15ms
14 hours ago
12 Days of Christmas
iilegacyyii
560
18ms
14 hours ago
Niven Numbers
solisolu
46
10ms
14 hours ago
Ten-pin Bowling
CornerMercury
195
23ms
14 hours ago
Star Wars Opening Crawl
edsrzf
395
11ms
14 hours ago
Abundant Numbers (Long)
solisolu
65
49ms
14 hours ago
Reverse Polish Notation
osNiko
141
17ms
15 hours ago
Inventory Sequence
ryyyn
57
11ms
15 hours ago
Abundant Numbers
solisolu
64
12ms
16 hours ago
Fibonacci
JOrE20
44
10ms
17 hours ago
Seven Segment
ahmetdemirag
154
11ms
17 hours ago
𝑒
JOrE20
124
244ms
18 hours ago
π
JOrE20
87
15ms
18 hours ago
Calendar
LostSyntax21
210
20ms
18 hours ago
ln 2
zyc-2024
79
18ms
18 hours ago
Calendar
zyc-2024
224
15ms
19 hours ago
12 Days of Christmas
zyc-2024
531
10ms
19 hours ago
CSS Colors
CommandLeo
2,204
13ms
22 hours ago
Topological Sort
edsrzf
113
26ms
23 hours ago
Game of Life
blaztoma
130
12ms
24 hours ago
Tic-tac-toe
051
194
14ms
24 hours ago
Jacobi Symbol
ryyyn
139
29ms
26 hours ago
Calendar
edsrzf
99
17ms
27 hours ago
Calendar
HumanoidCPU
146
16ms
30 hours ago
United States
CommandLeo
124
15ms
33 hours ago
Roman to Arabic
ryyyn
99
26ms
34 hours ago
CSS Colors (Inverse)
CommandLeo
2,554
14ms
34 hours ago
Abundant Numbers
Seek64
54
10ms
35 hours ago
Maze
MeWhenI
148
360ms
36 hours ago
Farey Sequence
ryyyn
🥇
66
12ms
37 hours ago
Game of Life
MeWhenI
130
33ms
37 hours ago
Recamán
ryyyn
🥇
61
30ms
37 hours ago
DFA Simulator
nemoyatpeace
297
19ms
37 hours ago
Morse Encoder
ryyyn
155
10ms
37 hours ago
Happy Numbers (Long)
CornerMercury
79
216ms
38 hours ago
Inventory Sequence
JOrE20
61
46ms
40 hours ago
Kolakoski Sequence
JOrE20
86
13ms
41 hours ago
Star Wars Opening Crawl
ryyyn
🥈
229
45ms
41 hours ago
Pernicious Numbers
robbertvz
117
10ms
42 hours ago
Roman to Arabic
JOrE20
129
534ms
42 hours ago
ROT13
robbertvz
206
13ms
42 hours ago
Emojify
robbertvz
269
10ms
43 hours ago
ASCII Table
robbertvz
122
17ms
43 hours ago
12 Days of Christmas
themoonisacheese
528
10ms
2 days ago
Farey Sequence
acotis
81
12ms
2 days ago
Emirp Numbers (Long)
edsrzf
90
50ms
2 days ago
Abundant Numbers (Long)
nemoyatpeace
68
29ms
2 days ago
Abundant Numbers
nemoyatpeace
67
11ms
2 days ago
Tongue-twisters
NoneTheFewer
457
10ms
2 days ago
Rock-paper-scissors-Spock-lizard
NoneTheFewer
454
11ms
2 days ago
ln 2
Languag3
66
18ms
2 days ago
Scrambled Sort
NoneTheFewer
132
12ms
2 days ago
Smith Numbers
NoneTheFewer
315
37ms
2 days ago
Calendar
cros107
101
15ms
2 days ago
√2
Florian-Mt
58
12ms
2 days ago
𝑒
Florian-Mt
57
17ms
2 days ago
Gijswijt’s Sequence
Natanaelel
125
713ms
2 days ago
Seven Segment
NoneTheFewer
328
11ms
2 days ago
QR Decoder
blaztoma
157
15ms
2 days ago
Reverse Polish Notation
CornerMercury
121
16ms
2 days ago
Trinomial Triangle
CornerMercury
66
11ms
2 days ago
12 Days of Christmas
gyanesh-maurya
507
10ms
2 days ago