The
Minesweeper
hole will go live in approximately
3 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
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Arrows
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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
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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
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Factorial Factorisation
Babafaba
869
71ms
3 days ago
Collatz
snoozingnewt
96
69ms
7 days ago
Pernicious Numbers
snoozingnewt
58
69ms
8 days ago
Ellipse Perimeters
Shanethegamer
83
72ms
8 days ago
Fizz Buzz
snoozingnewt
212
78ms
10 days ago
Tutorial
luuumine
124
106ms
12 days ago
Tutorial
Babafaba
124
115ms
12 days ago
Fizz Buzz
h3ra993huskp
120
69ms
15 days ago
Quine
snoozingnewt
58
70ms
16 days ago
Divisors
snoozingnewt
96
68ms
19 days ago
Emirp Numbers (Long)
snoozingnewt
94
70ms
20 days ago
Emirp Numbers
snoozingnewt
93
79ms
20 days ago
ISBN
edsrzf
97
69ms
21 days ago
Pascal’s Triangle
edsrzf
68
72ms
21 days ago
Odious Numbers (Long)
snoozingnewt
55
71ms
21 days ago
Odious Numbers
snoozingnewt
54
69ms
21 days ago
Evil Numbers (Long)
snoozingnewt
57
71ms
21 days ago
Evil Numbers
snoozingnewt
55
70ms
21 days ago
Roman to Arabic
snoozingnewt
🥇
45
243ms
21 days ago
Arabic to Roman
snoozingnewt
🥇
53
227ms
21 days ago
Levenshtein Distance
snoozingnewt
65
252ms
21 days ago
Fibonacci
snoozingnewt
38
64ms
21 days ago
Trinomial Triangle
dokutan
2,071
73ms
22 days ago
Prime Numbers
snoozingnewt
🥇
17
72ms
23 days ago
Prime Numbers (Long)
snoozingnewt
🥇
19
68ms
23 days ago
Trinomial Triangle
CaedenHarper
2,074
79ms
30 Sep 2025
Quine
CaedenHarper
58
69ms
28 Sep 2025
Factorial Factorisation
InigoK
869
72ms
20 Sep 2025
Happy Numbers
fuzzylojik-golf
52
74ms
17 Sep 2025
Emirp Numbers
fuzzylojik-golf
72
70ms
17 Sep 2025
Evil Numbers (Long)
fuzzylojik-golf
🥇
39
74ms
17 Sep 2025
Odious Numbers
fuzzylojik-golf
🥇
36
70ms
17 Sep 2025
Evil Numbers
fuzzylojik-golf
🥇
36
72ms
17 Sep 2025
Odious Numbers (Long)
fuzzylojik-golf
🥇
39
69ms
17 Sep 2025
Pernicious Numbers
fuzzylojik-golf
🥇
43
64ms
17 Sep 2025
Pernicious Numbers (Long)
fuzzylojik-golf
🥇
44
68ms
17 Sep 2025
Leap Years
fuzzylojik-golf
🥇
42
72ms
17 Sep 2025
Reverse Polish Notation
fuzzylojik-golf
🥇
40
72ms
17 Sep 2025
Arabic to Roman
fuzzylojik-golf
🥇
53
266ms
17 Sep 2025
Roman to Arabic
fuzzylojik-golf
🥇
45
245ms
17 Sep 2025
Tutorial
snoozingnewt
66
101ms
15 Sep 2025
Hilbert Curve
mishak-sys
5,156
79ms
10 Sep 2025
Factorial Factorisation
blaztoma
869
73ms
6 Sep 2025
Fibonacci
Maximizer02
44
70ms
4 Sep 2025
Inventory Sequence
blaztoma
10,622
82ms
4 Sep 2025
Abundant Numbers (Long)
edsrzf
75
91ms
1 Sep 2025
Hexagonal Spiral
dokutan
1,139
69ms
30 Aug 2025
Hilbert Curve
error256
💎
384
744ms
29 Aug 2025
Hilbert Curve
dokutan
🥈
702
66ms
28 Aug 2025
Hilbert Curve
CaedenHarper
5,125
71ms
28 Aug 2025
Prime Numbers (Long)
fuzzylojik-golf
🥇
19
89ms
28 Aug 2025
Prime Numbers
fuzzylojik-golf
🥇
17
74ms
28 Aug 2025
Factorial Factorisation
duckyluuk
869
71ms
27 Aug 2025
Emirp Numbers (Long)
edsrzf
82
70ms
22 Aug 2025
Transpose Sentence
edsrzf
105
72ms
22 Aug 2025
Tutorial
Vexxter9
124
103ms
21 Aug 2025
λ
gigaprofisi
1,010
67ms
18 Aug 2025
Proximity Grid
edsrzf
💎
124
409ms
18 Aug 2025
Mandelbrot
CaedenHarper
10,011
84ms
16 Aug 2025
Partition Numbers
CaedenHarper
654
83ms
16 Aug 2025
brainfuck
error256
🥉
159
96ms
14 Aug 2025
ASCII Table
error256
💎
114
72ms
14 Aug 2025
Pascal’s Triangle
error256
🥈
65
70ms
14 Aug 2025
Lucky Numbers
error256
92
1,259ms
13 Aug 2025
Kaprekar Numbers
error256
💎
92
4,900ms
10 Aug 2025
Topological Sort
error256
💎
138
88ms
8 Aug 2025
Trinomial Triangle
error256
💎
74
242ms
8 Aug 2025
Farey Sequence
gifti258
99
82ms
8 Aug 2025
Topological Sort
Kacarott
🥈
148
101ms
8 Aug 2025
Trinomial Triangle
Kacarott
🥉
78
75ms
8 Aug 2025
Sudoku (Fill-in)
Kacarott
🥈
334
1,003ms
8 Aug 2025
Sudoku
Kacarott
🥈
814
1,379ms
8 Aug 2025
Trinomial Triangle
HumanoidCPU
2,074
77ms
6 Aug 2025
Billiards
edsrzf
💎
174
69ms
31 Jul 2025
Leyland Numbers
edsrzf
82
71ms
31 Jul 2025