The
Minesweeper
hole will go live in approximately
25 hours
. 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
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
Bytes
Time
Submitted
Set
snoozingnewt
345
235ms
14 mins ago
Minesweeper
snoozingnewt
461
232ms
61 mins ago
Tutorial
Openstreetmapler
231
173ms
4 hours ago
Tower of Hanoi
rucin93
71
115ms
8 hours ago
Tower of Hanoi
Shanethegamer
3,597
104ms
20 hours ago
Happy Numbers (Long)
Mabeloid
123
116ms
21 hours ago
Happy Numbers
Mabeloid
122
117ms
21 hours ago
Kolakoski Sequence
snoozingnewt
182
189ms
21 hours ago
Odious Numbers (Long)
kumavale
🥇
61
131ms
44 hours ago
Evil Numbers (Long)
kumavale
🥇
61
157ms
44 hours ago
Farey Sequence
Mabeloid
218
284ms
46 hours ago
Partition Numbers
kumavale
91
175ms
46 hours ago
Arrows
lynn
159
738ms
2 days ago
Intersection
lynn
🥉
195
409ms
2 days ago
Tutorial
lynn
102
340ms
2 days ago
Emirp Numbers
kumavale
🥇
101
166ms
2 days ago
Emirp Numbers
acotis
🥇
101
194ms
2 days ago
Happy Numbers (Long)
acotis
🥇
109
380ms
2 days ago
Arithmetic Numbers
kumavale
🥉
102
282ms
2 days ago
PalindromemordnilaP
kumavale
🥉
139
238ms
2 days ago
Reverse Polish Notation
kumavale
🥉
217
237ms
2 days ago
Tutorial
cefqrn
104
149ms
3 days ago
Fibonacci
aspiringLich
65
128ms
3 days ago
Abundant Numbers
kumavale
🥇
73
122ms
3 days ago
ISBN
kumavale
🥇
135
151ms
4 days ago
Scrambled Sort
kumavale
🥇
177
954ms
4 days ago
Fractions
JayXon
🥇
140
234ms
4 days ago
Diamonds
Mabeloid
161
148ms
4 days ago
ln 2
Mabeloid
731
125ms
4 days ago
φ
Mabeloid
730
124ms
4 days ago
γ
Mabeloid
730
121ms
4 days ago
λ
Mabeloid
730
124ms
4 days ago
√2
Mabeloid
734
123ms
4 days ago
τ
Mabeloid
737
122ms
4 days ago
π
Mabeloid
733
122ms
4 days ago
𝑒
Mabeloid
734
124ms
4 days ago
Kolakoski Constant
Mabeloid
732
123ms
4 days ago
Catalan’s Constant
Mabeloid
730
131ms
4 days ago
Kolakoski Sequence
Mabeloid
126
150ms
4 days ago
Ascending Primes
Mabeloid
190
636ms
4 days ago
ROT13
Mabeloid
156
150ms
4 days ago
Pangram Grep
Mabeloid
177
154ms
4 days ago
Transpose Sentence
kumavale
🥇
140
180ms
4 days ago
Fractions
kumavale
🥇
140
237ms
4 days ago
Tutorial
acotis
102
146ms
4 days ago
Recamán
Mabeloid
111
121ms
5 days ago
Collatz
Mabeloid
103
122ms
5 days ago
Mahjong
edsrzf
🥈
299
195ms
5 days ago
Seven Segment
Mabeloid
234
150ms
6 days ago
Tongue-twisters
snoozingnewt
403
196ms
6 days ago
Prime Numbers
Mabeloid
88
122ms
7 days ago
Prime Numbers (Long)
Mabeloid
90
146ms
7 days ago
Leap Years
Mabeloid
71
123ms
7 days ago
Fibonacci
Mabeloid
77
120ms
7 days ago
Vampire Numbers
acotis
🥉
170
1,370ms
7 days ago
Arrows
JayXon
💎
149
206ms
8 days ago
Poker
acotis
438
368ms
8 days ago
Arrows
acotis
🥈
153
157ms
9 days ago
Pernicious Numbers
snoozingnewt
🥇
55
131ms
10 days ago
Hilbert Curve
snoozingnewt
🥉
597
251ms
12 days ago
24 Game
rucin93
357
394ms
12 days ago
Van Eck Sequence
acotis
🥇
86
142ms
12 days ago
Time Distance
JayXon
💎
322
237ms
12 days ago
DFA Simulator
snoozingnewt
345
231ms
12 days ago
Fibonacci
snoozingnewt
75
116ms
12 days ago
Spelling Numbers
acotis
🥇
407
315ms
12 days ago
Fibonacci
jared-hughes
68
138ms
12 days ago
Fibonacci
sisyphus-ppcg
🥇
64
4,715ms
12 days ago
Time Distance
acotis
🥈
332
242ms
12 days ago
Catalan Numbers
acotis
💎
139
129ms
13 days ago
Recamán
acotis
🥇
92
143ms
13 days ago
Fibonacci
GrayJoKing
71
127ms
13 days ago
Diamonds
GrayJoKing
149
162ms
13 days ago
Foo Fizz Buzz Bar
snoozingnewt
214
165ms
14 days ago
Fizz Buzz
SimonSieber
169
136ms
14 days ago