The
Minesweeper
hole will go live in approximately
30 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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iogii
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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
3,589
802ms
15 hours ago
Pernicious Numbers
snoozingnewt
38
1,532ms
9 days ago
Tutorial
Babafaba
127
2,433ms
14 days ago
Quine
snoozingnewt
56
1,255ms
18 days ago
Fibonacci
FlorianCassayre
50
1,484ms
18 days ago
Fizz Buzz
FlorianCassayre
80
1,512ms
18 days ago
Odious Numbers
Babafaba
43
1,485ms
18 days ago
Prime Numbers (Long)
snoozingnewt
55
1,392ms
21 days ago
Prime Numbers
snoozingnewt
53
1,270ms
21 days ago
Highly Composite Numbers
KasperKivimaeki
404
1,487ms
2 Oct 2025
Divisors
KasperKivimaeki
64
1,534ms
1 Oct 2025
Evil Numbers
KasperKivimaeki
50
1,950ms
1 Oct 2025
Leap Years
KasperKivimaeki
45
1,311ms
1 Oct 2025
Niven Numbers
KasperKivimaeki
44
2,329ms
1 Oct 2025
Tutorial
snoozingnewt
43
4,391ms
15 Sep 2025
Fizz Buzz
snoozingnewt
103
3,055ms
14 Sep 2025
Fizz Buzz
madex
90
2,555ms
3 Sep 2025
Tutorial
Vexxter9
127
4,374ms
21 Aug 2025
Highly Composite Numbers
HumanoidCPU
404
1,502ms
18 Aug 2025
Hilbert Curve
HumanoidCPU
5,130
2,675ms
18 Aug 2025
Abundant Numbers (Long)
HumanoidCPU
976
1,656ms
18 Aug 2025
Polyominoes
HumanoidCPU
3,576
1,715ms
18 Aug 2025
Recamán
HumanoidCPU
909
1,664ms
18 Aug 2025
Rule 110
HumanoidCPU
15,864
2,392ms
18 Aug 2025
Pascal’s Triangle
HumanoidCPU
781
2,198ms
18 Aug 2025
Kaprekar Numbers
HumanoidCPU
452
1,722ms
18 Aug 2025
Happy Numbers
HumanoidCPU
119
1,703ms
18 Aug 2025
Happy Numbers (Long)
HumanoidCPU
564
1,800ms
18 Aug 2025
Emirp Numbers (Long)
HumanoidCPU
1,168
2,545ms
18 Aug 2025
Catalan Numbers
HumanoidCPU
2,884
1,544ms
18 Aug 2025
Tongue-twisters
HumanoidCPU
535
1,996ms
18 Aug 2025
Van Eck Sequence
HumanoidCPU
2,567
2,085ms
17 Aug 2025
Abundant Numbers
HumanoidCPU
175
1,457ms
16 Aug 2025
Look and Say
HumanoidCPU
1,291
1,771ms
15 Aug 2025
Farey Sequence
HumanoidCPU
4,366
1,898ms
15 Aug 2025
Diamonds
HumanoidCPU
1,115
1,831ms
14 Aug 2025
Niven Numbers
HumanoidCPU
103
1,328ms
14 Aug 2025
Lucky Numbers
HumanoidCPU
4,832
1,586ms
14 Aug 2025
Inventory Sequence
HumanoidCPU
2,635
2,094ms
14 Aug 2025
Gijswijt’s Sequence
HumanoidCPU
2,012
1,036ms
14 Aug 2025
Smith Numbers
HumanoidCPU
1,836
1,550ms
14 Aug 2025
Arithmetic Numbers
HumanoidCPU
37,654
1,795ms
14 Aug 2025
Odious Numbers (Long)
HumanoidCPU
1,957
1,568ms
14 Aug 2025
Evil Numbers (Long)
HumanoidCPU
1,962
935ms
14 Aug 2025
N Queens
HumanoidCPU
1,258
2,069ms
14 Aug 2025
Pernicious Numbers (Long)
HumanoidCPU
20,674
1,833ms
14 Aug 2025
Divisors
HumanoidCPU
1,178
1,270ms
14 Aug 2025
Foo Fizz Buzz Bar
HumanoidCPU
5,731
1,188ms
14 Aug 2025
Prime Numbers (Long)
HumanoidCPU
5,960
1,648ms
14 Aug 2025
24 Game
HumanoidCPU
12,444
1,209ms
14 Aug 2025
Niven Numbers (Long)
HumanoidCPU
7,450
2,217ms
14 Aug 2025
Odious Numbers
HumanoidCPU
85
1,928ms
11 Aug 2025
Evil Numbers
HumanoidCPU
82
1,071ms
10 Aug 2025
Trinomial Triangle
HumanoidCPU
2,079
2,116ms
6 Aug 2025
Rijndael S-box
HumanoidCPU
780
1,090ms
4 Aug 2025
Prime Numbers
HumanoidCPU
83
2,235ms
2 Aug 2025
Sierpiński Triangle
HumanoidCPU
566
1,901ms
2 Aug 2025
Sphenic Numbers
HumanoidCPU
8,872
1,767ms
29 Jul 2025
π
Ralac07
1,011
1,553ms
28 Jul 2025
Semiprime Numbers
HumanoidCPU
12,801
2,386ms
28 Jul 2025
Tutorial
Bpc-CPU
127
3,870ms
12 Jul 2025
Pangram Grep
jipsong
56
2,607ms
5 Jul 2025
Leap Years
TheDrawingCoder-Gamer
54
1,476ms
2 Jul 2025
Foo Fizz Buzz Bar
TheDrawingCoder-Gamer
129
2,573ms
2 Jul 2025
Fizz Buzz
TheDrawingCoder-Gamer
108
2,115ms
2 Jul 2025
Fibonacci
HumanoidCPU
146
2,048ms
1 Jul 2025
Mandelbrot
HumanoidCPU
10,016
2,235ms
30 Jun 2025
Quine
gigaprofisi
52
1,080ms
29 Jun 2025
Number Spiral
HumanoidCPU
312
1,416ms
27 Jun 2025
Ordinal Numbers
jipsong
97
1,650ms
21 Jun 2025
Collatz
HumanoidCPU
3,238
1,859ms
20 Jun 2025
Inventory Sequence
jipsong
87
2,423ms
14 Jun 2025
Ascending Primes
HumanoidCPU
524
1,229ms
13 Jun 2025
Scrambled Sort
Shanethegamer
85
2,301ms
11 Jun 2025
Day of Week
jipsong
55
2,004ms
10 Jun 2025