The
Minesweeper
hole will go live in approximately
16 hours
. Why not try and solve it ahead of time?
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Golfers
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12 Days of Christmas
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99 Bottles of Beer
Abundant Numbers
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Arrows
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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
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
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
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
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
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
Erlang
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
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
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
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Minesweeper
Shanethegamer
283
952ms
8 hours ago
Minesweeper
albanian-laundromat
283
961ms
8 hours ago
Proximity Grid
emgordon154
💎
332
1,171ms
12 hours ago
Tutorial
Openstreetmapler
307
1,806ms
14 hours ago
Tower of Hanoi
Shanethegamer
149
965ms
26 hours ago
Tower of Hanoi
albanian-laundromat
119
941ms
29 hours ago
Poker
albanian-laundromat
🥈
713
1,575ms
2 days ago
Time Distance
albanian-laundromat
🥈
498
850ms
2 days ago
Lucky Tickets
albanian-laundromat
🥉
342
1,015ms
2 days ago
Look and Say
albanian-laundromat
222
855ms
2 days ago
Medal Tally
albanian-laundromat
🥉
396
873ms
2 days ago
Seven Segment
albanian-laundromat
🥉
353
839ms
3 days ago
Ellipse Perimeters
Shanethegamer
316
834ms
3 days ago
Game of Life
albanian-laundromat
💎
268
922ms
3 days ago
Card Number Validation
albanian-laundromat
284
845ms
3 days ago
N Queens
albanian-laundromat
🥈
291
851ms
3 days ago
Hexdump
albanian-laundromat
450
835ms
3 days ago
Zeckendorf Representation
albanian-laundromat
273
820ms
3 days ago
Intersection
albanian-laundromat
351
839ms
3 days ago
Zodiac Signs
albanian-laundromat
🥈
377
859ms
3 days ago
Polyominoes
albanian-laundromat
💎
460
866ms
4 days ago
Star Wars GPT
albanian-laundromat
💎
343
1,096ms
4 days ago
Musical Chords
emgordon154
💎
349
846ms
4 days ago
N Queens
emgordon154
🥉
308
868ms
5 days ago
Set
albanian-laundromat
🥈
271
876ms
6 days ago
Musical Chords
albanian-laundromat
🥈
376
861ms
6 days ago
Abundant Numbers (Long)
albanian-laundromat
166
835ms
6 days ago
Abundant Numbers
albanian-laundromat
166
829ms
6 days ago
Pascal’s Triangle
albanian-laundromat
164
828ms
6 days ago
Arithmetic Numbers
albanian-laundromat
196
1,826ms
6 days ago
Forsyth–Edwards Notation
albanian-laundromat
💎
312
831ms
7 days ago
12 Days of Christmas
albanian-laundromat
🥉
572
857ms
7 days ago
Lucky Numbers
albanian-laundromat
260
2,194ms
8 days ago
Repeating Decimals
albanian-laundromat
🥈
472
874ms
8 days ago
Fractions
albanian-laundromat
287
844ms
8 days ago
Mahjong
albanian-laundromat
🥈
592
1,167ms
8 days ago
Topological Sort
albanian-laundromat
💎
309
1,308ms
9 days ago
Transpose Sentence
albanian-laundromat
🥇
208
852ms
9 days ago
Star Wars Opening Crawl
albanian-laundromat
💎
615
851ms
9 days ago
Reverse Polish Notation
albanian-laundromat
355
890ms
9 days ago
Ascending Primes
albanian-laundromat
🥉
252
4,413ms
9 days ago
Gijswijt’s Sequence
albanian-laundromat
284
3,455ms
10 days ago
Pangram Grep
albanian-laundromat
221
1,057ms
10 days ago
Vampire Numbers
albanian-laundromat
💎
318
2,811ms
10 days ago
Leyland Numbers
albanian-laundromat
247
837ms
10 days ago
Pernicious Numbers (Long)
albanian-laundromat
192
902ms
11 days ago
Christmas Trees
albanian-laundromat
184
852ms
11 days ago
Niven Numbers (Long)
albanian-laundromat
153
843ms
11 days ago
Diamonds
albanian-laundromat
🥉
253
839ms
11 days ago
Evil Numbers (Long)
albanian-laundromat
150
962ms
11 days ago
Odious Numbers (Long)
albanian-laundromat
150
859ms
11 days ago
Divisors
albanian-laundromat
166
981ms
12 days ago
Emirp Numbers (Long)
albanian-laundromat
215
868ms
12 days ago
Quine
albanian-laundromat
238
845ms
12 days ago
Sudoku
albanian-laundromat
🦄
663
1,426ms
13 days ago
Sudoku (Fill-in)
albanian-laundromat
🦄
396
3,685ms
13 days ago
Catalan’s Constant
albanian-laundromat
🥉
211
830ms
13 days ago
φ
albanian-laundromat
172
831ms
13 days ago
ISBN
albanian-laundromat
265
841ms
13 days ago
√2
albanian-laundromat
184
864ms
13 days ago
𝑒
albanian-laundromat
180
915ms
13 days ago
τ
albanian-laundromat
192
962ms
13 days ago
π
albanian-laundromat
194
983ms
13 days ago
ln 2
albanian-laundromat
176
1,859ms
13 days ago
Happy Numbers (Long)
albanian-laundromat
190
870ms
13 days ago
Factorial Factorisation
albanian-laundromat
243
829ms
13 days ago
Smith Numbers
albanian-laundromat
257
929ms
13 days ago
Foo Fizz Buzz Bar
albanian-laundromat
211
855ms
13 days ago
Recamán
albanian-laundromat
204
831ms
13 days ago
Trinomial Triangle
albanian-laundromat
💎
181
844ms
14 days ago
24 Game
rucin93
🥈
545
1,676ms
14 days ago
Tutorial
luuumine
307
1,893ms
14 days ago
Pangram Grep
duckyluuk
258
1,069ms
14 days ago
99 Bottles of Beer
albanian-laundromat
🥈
347
834ms
15 days ago
Mandelbrot
emgordon154
🥈
246
896ms
15 days ago