The
Minesweeper
hole will go live in approximately
26 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
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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
Tower of Hanoi
Shanethegamer
3,591
9ms
18 hours ago
Tutorial
Babafaba
94
11ms
14 days ago
Odious Numbers
Babafaba
54
7ms
19 days ago
Tutorial
retrohun
329
10ms
19 Sep 2025
Tutorial
snoozingnewt
82
10ms
15 Sep 2025
Fizz Buzz
snoozingnewt
240
9ms
14 Sep 2025
Tutorial
Vexxter9
329
10ms
21 Aug 2025
Highly Composite Numbers
HumanoidCPU
406
8ms
18 Aug 2025
Hilbert Curve
HumanoidCPU
5,132
7ms
18 Aug 2025
Abundant Numbers (Long)
HumanoidCPU
978
8ms
18 Aug 2025
Polyominoes
HumanoidCPU
3,578
8ms
18 Aug 2025
Recamán
HumanoidCPU
911
8ms
18 Aug 2025
Pascal’s Triangle
HumanoidCPU
783
10ms
18 Aug 2025
Kaprekar Numbers
HumanoidCPU
454
7ms
18 Aug 2025
Happy Numbers
HumanoidCPU
121
7ms
18 Aug 2025
Happy Numbers (Long)
HumanoidCPU
566
7ms
18 Aug 2025
Emirp Numbers (Long)
HumanoidCPU
1,170
8ms
18 Aug 2025
Catalan Numbers
HumanoidCPU
2,886
10ms
18 Aug 2025
Tongue-twisters
HumanoidCPU
537
9ms
18 Aug 2025
Van Eck Sequence
HumanoidCPU
2,569
8ms
17 Aug 2025
Abundant Numbers
HumanoidCPU
177
7ms
16 Aug 2025
Look and Say
HumanoidCPU
1,293
9ms
15 Aug 2025
Farey Sequence
HumanoidCPU
4,368
9ms
15 Aug 2025
Diamonds
HumanoidCPU
1,117
8ms
15 Aug 2025
Niven Numbers
HumanoidCPU
105
7ms
14 Aug 2025
Lucky Numbers
HumanoidCPU
4,834
9ms
14 Aug 2025
Inventory Sequence
HumanoidCPU
2,637
8ms
14 Aug 2025
Gijswijt’s Sequence
HumanoidCPU
2,014
8ms
14 Aug 2025
Smith Numbers
HumanoidCPU
1,838
8ms
14 Aug 2025
Arithmetic Numbers
HumanoidCPU
37,656
20ms
14 Aug 2025
Odious Numbers (Long)
HumanoidCPU
1,959
8ms
14 Aug 2025
Evil Numbers (Long)
HumanoidCPU
1,964
8ms
14 Aug 2025
N Queens
HumanoidCPU
1,260
8ms
14 Aug 2025
Pernicious Numbers (Long)
HumanoidCPU
20,676
17ms
14 Aug 2025
Divisors
HumanoidCPU
1,180
7ms
14 Aug 2025
Foo Fizz Buzz Bar
HumanoidCPU
5,733
9ms
14 Aug 2025
Prime Numbers (Long)
HumanoidCPU
5,962
9ms
14 Aug 2025
Niven Numbers (Long)
HumanoidCPU
7,452
11ms
14 Aug 2025
Odious Numbers
HumanoidCPU
88
7ms
11 Aug 2025
Evil Numbers
HumanoidCPU
84
7ms
10 Aug 2025
Trinomial Triangle
HumanoidCPU
2,081
7ms
6 Aug 2025
Rijndael S-box
HumanoidCPU
782
8ms
4 Aug 2025
Prime Numbers
HumanoidCPU
85
7ms
2 Aug 2025
Sierpiński Triangle
HumanoidCPU
568
7ms
2 Aug 2025
Sphenic Numbers
HumanoidCPU
8,874
10ms
29 Jul 2025
π
Ralac07
1,017
8ms
28 Jul 2025
Semiprime Numbers
HumanoidCPU
12,803
16ms
28 Jul 2025
𝑒
BREMAUCY
1,017
8ms
18 Jul 2025
Tutorial
Bpc-CPU
329
9ms
12 Jul 2025
Fibonacci
HumanoidCPU
148
7ms
1 Jul 2025
Mandelbrot
HumanoidCPU
10,018
9ms
30 Jun 2025
Number Spiral
HumanoidCPU
314
7ms
27 Jun 2025
𝑒
gigaprofisi
1,020
8ms
20 Jun 2025
Collatz
HumanoidCPU
3,240
9ms
20 Jun 2025
Quine
sean-niemann
12
7ms
19 Jun 2025
Ascending Primes
HumanoidCPU
526
7ms
13 Jun 2025
Christmas Trees
HumanoidCPU
559
8ms
5 Jun 2025
Pernicious Numbers
HumanoidCPU
114
9ms
5 Jun 2025
Leap Years
HumanoidCPU
744
9ms
5 Jun 2025
Catalan’s Constant
HumanoidCPU
1,017
7ms
5 Jun 2025
Kolakoski Constant
HumanoidCPU
1,017
8ms
5 Jun 2025
λ
HumanoidCPU
1,017
7ms
5 Jun 2025
τ
HumanoidCPU
1,017
7ms
5 Jun 2025
π
HumanoidCPU
1,017
7ms
5 Jun 2025
φ
HumanoidCPU
1,017
8ms
5 Jun 2025
γ
HumanoidCPU
1,017
10ms
5 Jun 2025
ln 2
HumanoidCPU
1,017
9ms
5 Jun 2025
𝑒
HumanoidCPU
1,017
7ms
5 Jun 2025
√2
HumanoidCPU
1,017
10ms
5 Jun 2025
Polygon Triangulations
Shanethegamer
4,326
9ms
3 Jun 2025
99 Bottles of Beer
HumanoidCPU
11,899
11ms
3 Jun 2025
24 Game
HumanoidCPU
12,446
12ms
3 Jun 2025
Emirp Numbers
HumanoidCPU
150
7ms
30 May 2025
Vampire Numbers
HumanoidCPU
1,085
8ms
27 May 2025
Factorial Factorisation
HumanoidCPU
876
7ms
26 May 2025