The
Minesweeper
hole will go live in approximately
5 days
. Why not try and solve it ahead of time?
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
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
Turtle
Tutorial
All Languages
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AWK
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brainfuck
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D
Dart
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Janet
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sed
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VimL
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05AB1E
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APL
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Befunge
BQN
CJam
CoffeeScript
Egel
Erlang
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
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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
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
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Zodiac Signs
snoozingnewt
🥉
448
141ms
37 hours ago
Zeckendorf Representation
snoozingnewt
144
88ms
37 hours ago
Topological Sort
snoozingnewt
🥉
467
278ms
37 hours ago
Star Wars Opening Crawl
snoozingnewt
🥉
578
123ms
37 hours ago
Medal Tally
snoozingnewt
325
132ms
37 hours ago
Lucky Tickets
snoozingnewt
245
105ms
37 hours ago
ISBN
snoozingnewt
120
86ms
37 hours ago
Intersection
snoozingnewt
158
87ms
37 hours ago
Fractions
snoozingnewt
128
87ms
37 hours ago
Ten-pin Bowling
snoozingnewt
300
117ms
37 hours ago
𝑒
Babafaba
1,013
75ms
2 days ago
Ellipse Perimeters
Shanethegamer
93
80ms
2 days ago
N Queens
snoozingnewt
🥈
126
86ms
3 days ago
Van Eck Sequence
snoozingnewt
64
109ms
3 days ago
Morse Decoder
snoozingnewt
🥉
298
93ms
3 days ago
Morse Encoder
snoozingnewt
🥉
334
99ms
3 days ago
PalindromemordnilaP
snoozingnewt
177
93ms
3 days ago
Seven Segment
snoozingnewt
267
89ms
3 days ago
Card Number Validation
snoozingnewt
🥉
95
75ms
3 days ago
Arrows
snoozingnewt
243
135ms
3 days ago
Diamonds
snoozingnewt
🥉
132
82ms
3 days ago
Christmas Trees
snoozingnewt
92
103ms
3 days ago
Sierpiński Triangle
snoozingnewt
94
76ms
3 days ago
Reverse Polish Notation
snoozingnewt
181
134ms
4 days ago
Rule 110
snoozingnewt
170
101ms
4 days ago
Happy Numbers
snoozingnewt
84
103ms
4 days ago
Happy Numbers (Long)
snoozingnewt
84
115ms
4 days ago
Emirp Numbers (Long)
dokutan
828
83ms
4 days ago
Arabic to Roman
snoozingnewt
🥇
40
134ms
4 days ago
Mandelbrot
snoozingnewt
141
228ms
5 days ago
Arrows
SteveHales
208
90ms
5 days ago
Pernicious Numbers
snoozingnewt
42
74ms
5 days ago
Kolakoski Constant
snoozingnewt
905
81ms
6 days ago
Jacobi Symbol
snoozingnewt
239
83ms
6 days ago
Hilbert Curve
snoozingnewt
🥉
565
85ms
6 days ago
Game of Life
snoozingnewt
309
111ms
6 days ago
brainfuck
snoozingnewt
231
673ms
6 days ago
Emojify
snoozingnewt
306
87ms
6 days ago
Gijswijt’s Sequence
snoozingnewt
156
2,376ms
6 days ago
Look and Say
snoozingnewt
66
102ms
6 days ago
Lucky Numbers
snoozingnewt
70
176ms
6 days ago
Kolakoski Sequence
snoozingnewt
70
84ms
6 days ago
Vampire Numbers
snoozingnewt
914
90ms
7 days ago
Tongue-twisters
snoozingnewt
359
81ms
7 days ago
Spelling Numbers
snoozingnewt
471
89ms
7 days ago
Time Distance
snoozingnewt
303
85ms
7 days ago
DFA Simulator
snoozingnewt
🥈
239
102ms
7 days ago
24 Game
EthanSansom
526
4,691ms
8 days ago
Evil Numbers
EthanSansom
55
96ms
8 days ago
Scrambled Sort
DialFrost
🥈
88
157ms
8 days ago
Scrambled Sort
ovs-code
💎
83
179ms
8 days ago
Scrambled Sort
snoozingnewt
🥈
88
136ms
8 days ago
Inventory Sequence
snoozingnewt
90
100ms
8 days ago
SI Units
snoozingnewt
🥉
949
212ms
8 days ago
12 Days of Christmas
EthanSansom
488
82ms
8 days ago
λ
snoozingnewt
910
103ms
8 days ago
γ
snoozingnewt
903
86ms
8 days ago
ln 2
snoozingnewt
911
111ms
8 days ago
Forsyth–Edwards Notation
snoozingnewt
213
88ms
8 days ago
Rijndael S-box
snoozingnewt
697
82ms
8 days ago
𝑒
snoozingnewt
901
84ms
8 days ago
φ
snoozingnewt
909
84ms
8 days ago
√2
snoozingnewt
909
84ms
8 days ago
π
snoozingnewt
913
101ms
8 days ago
τ
snoozingnewt
911
102ms
8 days ago
Day of Week
EthanSansom
🥇
38
78ms
8 days ago
24 Game
snoozingnewt
946
2,169ms
9 days ago
Polyominoes
snoozingnewt
🥉
994
118ms
9 days ago
Tutorial
luuumine
158
125ms
10 days ago
Tutorial
Babafaba
158
92ms
10 days ago
Trinomial Triangle
dokutan
2,073
83ms
10 days ago
12 Days of Christmas
SteveHales
499
99ms
11 days ago
ASCII Table
SteveHales
124
83ms
11 days ago
Farey Sequence
snoozingnewt
86
113ms
11 days ago
Smith Numbers
snoozingnewt
152
2,944ms
12 days ago