The Minesweeper hole will go live in approximately 2 days. Why not try and solve it ahead of time?
Set in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Turtle Tutorial # Golfer Points Chars Time Submitted 301st ImpressedByRocks 600 134 27ms 29 Apr 2025 302nd error256 599 163 48ms 15 Apr 2025 303rd DialFrost 🇸🇬 598 268 398ms 24 Sep 2025 304th madex 🇩🇪 595 135 29ms 13 Feb 2025 304th KasperKivimaeki 🇫🇮 595 135 41ms 3 Jul 2025 304th amberzit 595 135 38ms 6 Jul 2025 307th rucin93 🇵🇱 593 124 144ms 9 May 2025 308th DialFrost 🇸🇬 591 126 649ms 18 Feb 2025 309th blaztoma 🇱🇹 591 136 16ms 19 Sep 2025 310th MeWhenI 🇻🇦 589 272 361ms 5 Apr 2025 311th MeWhenI 🇻🇦 586 127 486ms 25 Jun 2025 312th AlephSquirrel 581 234 681ms 1 Apr 2025 313th emgordon154 579 133 1,160ms 14 May 2025 314th hiichbindermax 574 140 25ms 22 May 2025 314th Artemis21 🇬🇧 574 140 30ms 23 May 2025 314th andrewjc2000 574 140 24ms 15 Jul 2025 314th CaedenHarper 🇨🇦 574 140 32ms 29 Jul 2025 318th stefangimmillaro 571 280 46ms 7 May 2025 319th dirckvdende 570 141 34ms 10 Jul 2025 320th targrik 569 158 53ms 7 May 2025 321st mousetail 🇳🇱 568 272 382ms 27 Mar 2025 322nd zt14427 566 142 24ms 20 Apr 2025 323rd Shanethegamer 🇺🇸 566 159 32ms 30 Mar 2025 324th SirBogman 🇺🇸 563 145 3,728ms 5 Jul 2025 325th emgordon154 561 388 1,795ms 17 Sep 2025 326th DanielVenable 559 161 16ms 26 Mar 2025 327th moustave 554 145 36ms 16 Apr 2025 327th za3k 554 145 35ms 17 Apr 2025 329th Salutations45 552 163 17ms 11 Apr 2025 330th MeWhenI 🇻🇦 548 240 547ms 5 Apr 2025 331st DialFrost 🇸🇬 547 107 84ms 26 Mar 2025 332nd CaedenHarper 🇨🇦 547 136 990ms 4 Apr 2025 333rd Bmrl7 543 148 25ms 30 Aug 2025 334th Chinay-Domitrix 🇺🇸 543 188 4,691ms 28 Mar 2025 335th annaproxy 543 221 388ms 2 Apr 2025 335th tomh1012 543 221 412ms 26 Aug 2025 337th Jacob385 540 297 477ms 31 Mar 2025 338th ShiraJoseph 🇺🇸 539 167 21ms 26 Apr 2025 339th JDiLenarda 🇫🇷 539 264 1,464ms 7 Apr 2025 340th Ripick 533 237 410ms 24 Apr 2025 341st Andriamanitra 🇫🇮 532 151 30ms 29 Mar 2025 342nd klixel 🇨🇦 529 152 370ms 5 Apr 2025 343rd tayloia 🇬🇧 529 170 14ms 7 Apr 2025 344th aksyristos 522 154 26ms 21 Mar 2025 345th h3ra993huskp 🇯🇵 514 312 349ms 27 Apr 2025 346th mousetail 🇳🇱 513 247 3ms 28 Mar 2025 347th FortuiteMan 🇫🇷 512 157 20ms 20 Jun 2025 348th FEZfan 🇦🇺 512 250 52ms 22 Apr 2025 349th jared-hughes 511 176 23ms 6 Apr 2025 349th Sakisan 🇧🇪 511 176 147ms 11 Apr 2025 351st calebaitken 506 159 28ms 10 Apr 2025 352nd jameswmccarty 502 160 23ms 27 Mar 2025 353rd didion0 🇺🇸 497 181 20ms 30 May 2025 353rd Lv0Sys 🇵🇱 497 181 16ms 14 Jun 2025 355th MeWhenI 🇻🇦 490 245 353ms 5 Apr 2025 356th CaedenHarper 🇨🇦 489 184 24ms 30 Aug 2025 357th helbling 🇨🇭 481 187 14ms 26 Mar 2025 358th msbranicky 476 169 23ms 26 Mar 2025 359th targrik 474 206 529ms 4 Jul 2025 360th Protothor 473 190 12ms 26 Jul 2025 361st CaedenHarper 🇨🇦 472 254 546ms 12 days ago 362nd Apataras 466 344 424ms 23 Jul 2025 363rd ericlangedijk 🇸🇮 465 258 399ms 3 Apr 2025 364th IISResetMe 461 177 3,658ms 26 Mar 2025 365th CLOStrophobic 🇮🇹 457 176 23ms 14 Apr 2025 366th coldham10 452 178 29ms 28 Jun 2025 367th gigaprofisi 🇺🇸 435 207 44ms 7 Aug 2025 368th yoshykai 432 371 518ms 10 Apr 2025 369th Alban-Boissard 423 190 27ms 14 Jun 2025 370th acollett89 416 216 12ms 5 Aug 2025 371st BREMAUCY 🇫🇷 406 311 133ms 16 Apr 2025 372nd RobertHoeh 402 200 34ms 19 Apr 2025 373rd MeWhenI 🇻🇦 401 219 2,364ms 15 Sep 2025 374th undefinedRyan 392 205 48ms 19 Apr 2025 374th asherdiamond 392 205 19ms 13 Aug 2025 First Prev 301–375 of 411 Next Last