The
Minesweeper
hole will go live in approximately
26 hours
. Why not try and solve it ahead of time?
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Golfers
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12 Days of Christmas
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99 Bottles of Beer
Abundant Numbers
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brainfuck
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Catalan’s Constant
Christmas Trees
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Emojify
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Factorial Factorisation
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Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Happy Numbers
Happy Numbers (Long)
Hexdump
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Intersection
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Jacobi Symbol
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ln 2
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Medal Tally
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Number Spiral
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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
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QR Encoder
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AWK
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C++
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D
Dart
Elixir
F#
Factor
Forth
Fortran
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Go
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Groovy
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Hexagony
J
Janet
Java
JavaScript
jq
Julia
K
Kotlin
Lua
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Perl
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PowerShell
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Python
R
Raku
Rockstar
Ruby
Rust
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sed
SQL
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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
Minesweeper
Jacob385
729
404ms
91 mins ago
τ
CaedenHarper
182
374ms
118 mins ago
π
CaedenHarper
183
378ms
118 mins ago
99 Bottles of Beer
kmathis22
357
334ms
2 hours ago
Mandelbrot
snoozingnewt
192
578ms
2 hours ago
Tutorial
Openstreetmapler
227
641ms
3 hours ago
Tower of Hanoi
GolfingSuccess
76
354ms
3 hours ago
ISBN
kmathis22
138
349ms
4 hours ago
Tower of Hanoi
rucin93
76
362ms
4 hours ago
Tower of Hanoi
albanian-laundromat
115
414ms
17 hours ago
Tower of Hanoi
Shanethegamer
3,607
328ms
19 hours ago
Kolakoski Sequence
snoozingnewt
194
359ms
20 hours ago
Tongue-twisters
kmathis22
481
362ms
22 hours ago
Catalan Numbers
snoozingnewt
171
334ms
22 hours ago
Minesweeper
edsrzf
163
392ms
39 hours ago
Ellipse Perimeters
Shanethegamer
141
792ms
41 hours ago
Ellipse Perimeters
sean-niemann
100
1,316ms
42 hours ago
Topological Sort
albanian-laundromat
🥉
207
654ms
43 hours ago
Minesweeper
sean-niemann
177
397ms
43 hours ago
Minesweeper
stefangimmillaro
171
379ms
45 hours ago
Minesweeper
albanian-laundromat
219
386ms
45 hours ago
Divisors
Nyfii
95
1,411ms
45 hours ago
Fizz Buzz
Nyfii
🥇
89
976ms
45 hours ago
Morse Decoder
CaedenHarper
1,029
748ms
45 hours ago
Pernicious Numbers (Long)
kmathis22
80
751ms
2 days ago
Pernicious Numbers
kmathis22
76
549ms
2 days ago
Odious Numbers (Long)
kmathis22
71
725ms
2 days ago
Odious Numbers
kmathis22
70
553ms
2 days ago
ln 2
kmathis22
198
688ms
2 days ago
Fibonacci
kmathis22
59
547ms
2 days ago
Evil Numbers
kmathis22
71
514ms
2 days ago
Diamonds
kmathis22
165
755ms
2 days ago
Niven Numbers
kmathis22
66
545ms
2 days ago
Foo Fizz Buzz Bar
kmathis22
🥈
131
782ms
2 days ago
Fizz Buzz
kmathis22
🥇
89
588ms
2 days ago
Factorial Factorisation
kmathis22
234
582ms
2 days ago
Evil Numbers
Jacob385
70
644ms
2 days ago
Odious Numbers
Jacob385
72
387ms
2 days ago
Evil Numbers (Long)
Jacob385
72
444ms
2 days ago
Roman to Arabic
Jacob385
181
520ms
2 days ago
Arrows
Jacob385
192
777ms
2 days ago
12 Days of Christmas
Jacob385
564
396ms
2 days ago
Odious Numbers (Long)
Jacob385
74
498ms
2 days ago
ROT13
Jacob385
139
352ms
2 days ago
Pernicious Numbers (Long)
Jacob385
110
420ms
2 days ago
Van Eck Sequence
Jacob385
137
403ms
2 days ago
Niven Numbers
Jacob385
93
377ms
2 days ago
Niven Numbers (Long)
Jacob385
93
512ms
2 days ago
Christmas Trees
Jacob385
140
422ms
2 days ago
brainfuck
Jacob385
356
510ms
2 days ago
Billiards
Jacob385
362
560ms
2 days ago
Cubes
Jacob385
318
396ms
2 days ago
Sudoku (Fill-in)
Jacob385
1,241
854ms
2 days ago
ISBN
Jacob385
144
763ms
2 days ago
Prime Numbers (Long)
Jacob385
77
614ms
2 days ago
Prime Numbers
Jacob385
76
346ms
2 days ago
Transpose Sentence
Jacob385
🥉
140
440ms
2 days ago
Quine
Jacob385
🥇
102
608ms
2 days ago
Fractions
Jacob385
184
404ms
2 days ago
Collatz
Jacob385
🥈
89
365ms
2 days ago
Foo Fizz Buzz Bar
Jacob385
🥈
131
687ms
2 days ago
Fizz Buzz
Jacob385
🥇
89
753ms
2 days ago
Inventory Sequence
Jacob385
112
607ms
2 days ago
Happy Numbers
Jacob385
89
531ms
2 days ago
Fibonacci
Jacob385
🥇
57
518ms
2 days ago
Inventory Sequence
kmathis22
120
407ms
2 days ago
Lucky Numbers
kmathis22
179
645ms
3 days ago
Minesweeper
CaedenHarper
190
389ms
3 days ago
Quine
jkelly467
🥇
102
399ms
3 days ago
Minesweeper
Shanethegamer
197
378ms
3 days ago
Emojify
kmathis22
256
996ms
5 days ago
Odious Numbers (Long)
snoozingnewt
72
428ms
5 days ago
Odious Numbers
snoozingnewt
71
372ms
5 days ago
Evil Numbers (Long)
snoozingnewt
71
611ms
5 days ago
Evil Numbers
snoozingnewt
69
351ms
5 days ago