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
Tutorial
All Languages
><>
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
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
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
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Tower of Hanoi
Shanethegamer
3,586
4ms
18 hours ago
Happy Numbers
albanian-laundromat
109
3ms
22 hours ago
Minesweeper
albanian-laundromat
179
13ms
42 hours ago
Minesweeper
janAkali
311
22ms
4 days ago
Tutorial
Babafaba
173
5ms
14 days ago
Recamán
albanian-laundromat
85
3ms
17 days ago
Arithmetic Numbers
albanian-laundromat
101
1,057ms
23 days ago
Prime Numbers
albanian-laundromat
74
3ms
2 Oct 2025
Tutorial
snoozingnewt
65
4ms
15 Sep 2025
Fizz Buzz
snoozingnewt
217
3ms
14 Sep 2025
Tutorial
targrik
90
4ms
11 Sep 2025
Tutorial
bobbysq
113
3ms
6 Sep 2025
Fizz Buzz
CaedenHarper
83
4ms
28 Aug 2025
Fizz Buzz
albanian-laundromat
84
4ms
23 Aug 2025
Tutorial
Vexxter9
173
4ms
21 Aug 2025
Hexagonal Spiral
HumanoidCPU
1,145
4ms
18 Aug 2025
Odd Polyomino Tiling
HumanoidCPU
21,440
3ms
18 Aug 2025
Highly Composite Numbers
HumanoidCPU
401
4ms
18 Aug 2025
Sphenic Numbers
HumanoidCPU
8,869
3ms
18 Aug 2025
Semiprime Numbers
HumanoidCPU
12,798
4ms
18 Aug 2025
Trinomial Triangle
HumanoidCPU
2,076
3ms
18 Aug 2025
Game of Life
albanian-laundromat
223
4ms
18 Aug 2025
Hilbert Curve
HumanoidCPU
2,057
3ms
18 Aug 2025
Abundant Numbers (Long)
HumanoidCPU
973
3ms
18 Aug 2025
Polyominoes
HumanoidCPU
3,573
3ms
18 Aug 2025
Recamán
HumanoidCPU
906
3ms
18 Aug 2025
Rule 110
HumanoidCPU
10,109
3ms
18 Aug 2025
Number Spiral
HumanoidCPU
309
3ms
18 Aug 2025
Rijndael S-box
HumanoidCPU
777
3ms
18 Aug 2025
Kaprekar Numbers
HumanoidCPU
449
3ms
18 Aug 2025
12 Days of Christmas
HumanoidCPU
2,378
4ms
18 Aug 2025
Happy Numbers
HumanoidCPU
116
3ms
18 Aug 2025
Happy Numbers (Long)
HumanoidCPU
561
3ms
18 Aug 2025
Emirp Numbers (Long)
HumanoidCPU
1,165
3ms
18 Aug 2025
Christmas Trees
HumanoidCPU
554
3ms
18 Aug 2025
Catalan Numbers
HumanoidCPU
2,881
3ms
18 Aug 2025
Cubes
HumanoidCPU
2,836
3ms
18 Aug 2025
Tongue-twisters
HumanoidCPU
532
3ms
18 Aug 2025
Van Eck Sequence
HumanoidCPU
2,564
3ms
17 Aug 2025
Abundant Numbers
HumanoidCPU
172
3ms
16 Aug 2025
Look and Say
HumanoidCPU
1,288
7ms
15 Aug 2025
Leyland Numbers
HumanoidCPU
895
3ms
15 Aug 2025
Partition Numbers
HumanoidCPU
656
3ms
15 Aug 2025
Farey Sequence
HumanoidCPU
4,363
3ms
15 Aug 2025
Diamonds
HumanoidCPU
1,112
3ms
14 Aug 2025
Niven Numbers
HumanoidCPU
100
3ms
14 Aug 2025
Lucky Numbers
HumanoidCPU
4,829
3ms
14 Aug 2025
Inventory Sequence
HumanoidCPU
2,632
3ms
14 Aug 2025
Gijswijt’s Sequence
HumanoidCPU
2,009
3ms
14 Aug 2025
Smith Numbers
HumanoidCPU
1,833
3ms
14 Aug 2025
Vampire Numbers
HumanoidCPU
1,080
3ms
14 Aug 2025
Arithmetic Numbers
HumanoidCPU
37,651
4ms
14 Aug 2025
Odious Numbers (Long)
HumanoidCPU
1,955
3ms
14 Aug 2025
Evil Numbers (Long)
HumanoidCPU
1,959
3ms
14 Aug 2025
N Queens
HumanoidCPU
1,256
3ms
14 Aug 2025
Pernicious Numbers (Long)
HumanoidCPU
20,671
3ms
14 Aug 2025
Pernicious Numbers
HumanoidCPU
109
3ms
14 Aug 2025
Divisors
HumanoidCPU
1,175
3ms
14 Aug 2025
Foo Fizz Buzz Bar
HumanoidCPU
5,728
3ms
14 Aug 2025
Emirp Numbers
HumanoidCPU
145
3ms
14 Aug 2025
Prime Numbers (Long)
HumanoidCPU
5,957
4ms
14 Aug 2025
24 Game
HumanoidCPU
12,441
3ms
14 Aug 2025
Niven Numbers (Long)
HumanoidCPU
7,447
3ms
14 Aug 2025
Pascal’s Triangle
HumanoidCPU
778
3ms
13 Aug 2025
Odious Numbers
HumanoidCPU
83
3ms
11 Aug 2025
Evil Numbers
HumanoidCPU
79
3ms
10 Aug 2025
Leap Years
HumanoidCPU
739
3ms
6 Aug 2025
Prime Numbers
HumanoidCPU
80
4ms
2 Aug 2025
Collatz
HumanoidCPU
3,235
3ms
2 Aug 2025
Sierpiński Triangle
HumanoidCPU
401
5ms
2 Aug 2025
π
Ralac07
1,011
3ms
28 Jul 2025
Abundant Numbers (Long)
albanian-laundromat
88
12ms
24 Jul 2025
Tutorial
Bpc-CPU
173
4ms
12 Jul 2025
Fibonacci
albanian-laundromat
53
3ms
5 Jul 2025
Jacobi Symbol
albanian-laundromat
255
4ms
4 Jul 2025