The Minesweeper hole will go live in approximately 4 days. Why not try and solve it ahead of time?
Morse Decoder 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 376th elgan65536 454 396 209ms 6 Mar 2024 377th jared-hughes 452 153 38ms 11 Dec 2022 378th dzhang314 452 198 15ms 14 Aug 2019 378th StefanHabel 🇨🇦 452 198 11ms 11 Dec 2022 378th KatieLG 🇬🇧 452 198 14ms 15 Sep 2025 381st cbondurant 450 199 23ms 10 May 2021 382nd dokutan 448 199 154ms 8 Sep 2025 383rd kistlerf 🇨🇭 447 200 10ms 19 May 2025 383rd qpwoeirut 447 200 21ms 29 Aug 2025 385th ahmetdemirag 🇨🇾 445 201 10ms 18 Nov 2024 386th CornerMercury 🇬🇧 443 202 24ms 15 Feb 2025 387th blaztoma 🇱🇹 441 203 14ms 12 days ago 388th KatieLG 🇬🇧 438 198 559ms 20 days ago 389th Natanaelel 🇸🇪 438 204 17ms 20 Jan 2023 390th janbehrens 🇩🇪 438 297 517ms 7 Jan 2021 391st quimey 436 205 11ms 17 Jul 2023 392nd lynn 434 143 3ms 20 Apr 2021 393rd guilhem-roy 🇫🇷 432 207 11ms 25 Feb 2022 393rd RDShah 432 207 10ms 16 Jan 2023 393rd Pyroan 432 207 14ms 2 Mar 2025 396th janAkali 🇷🇺 430 391 450ms 2 Jun 2025 397th janbehrens 🇩🇪 428 209 13ms 17 Jun 2023 398th c0d3-4-F00d 🇩🇪 428 302 2ms 11 Feb 2022 399th commandblockguy 🇺🇸 427 203 1,108ms 1 Sep 2025 400th za3k 426 210 14ms 13 Oct 2022 401st nullie 424 211 11ms 9 Jun 2022 402nd arctouch-cristiannevianna 424 324 359ms 1 Mar 2024 403rd kaascevich 424 367 367ms 14 Sep 2025 404th MeWhenI 🇻🇦 422 147 3ms 16 Apr 2023 405th viv511 422 318 1,040ms 16 Feb 2025 406th commandblockguy 🇺🇸 420 213 20ms 6 Apr 2023 407th dokutan 420 354 90ms 4 Feb 2025 408th Schmitt-Very-Cool 419 310 607ms 24 days ago 409th The3gs 418 214 9ms 13 Oct 2020 409th RaBa21 🇭🇺 418 214 20ms 18 Jul 2025 411th sambirnbaum1 416 215 17ms 13 Oct 2019 411th cros107 🇦🇺 416 215 17ms 10 Sep 2025 413th Mabeloid 🇳🇴 414 216 13ms 12 Sep 2024 413th Babafaba 414 216 27ms 2 days ago 415th hoodadam 412 217 13ms 11 Jun 2019 415th abailey2020 🇺🇸 412 217 10ms 19 Aug 2020 415th CedricGebistorf 412 217 14ms 20 Feb 2022 415th SB-945 412 217 11ms 10 Mar 2024 419th janbehrens 🇩🇪 410 184 629ms 11 Jul 2023 420th Natanaelel 🇸🇪 408 152 5ms 12 Feb 2023 421st Troon 408 219 15ms 21 Oct 2022 422nd andrewjc2000 407 220 9ms 16 Jul 2025 423rd hyvyys 406 241 12ms 18 Sep 2020 424th Starwort 🇬🇧 403 222 11ms 10 Feb 2020 425th Mabeloid 🇳🇴 401 216 714ms 17 Sep 2024 425th Babafaba 401 216 844ms 2 days ago 427th Yewzir 🇧🇪 401 405 2ms 18 Oct 2023 428th jerrandolph 401 472 307ms 21 Apr 2020 429th blaztoma 🇱🇹 400 155 3ms 4 days ago 430th lukechampine 399 474 329ms 19 Apr 2020 431st pyrolitic 🇮🇪 398 225 12ms 6 Apr 2022 432nd alangodfrey 396 226 10ms 31 Jan 2019 433rd hamhub7 395 348 390ms 18 Aug 2022 434th knutae 🇳🇴 394 227 11ms 21 Aug 2021 435th didion0 🇺🇸 393 249 9ms 1 Dec 2021 436th vezzick 392 228 13ms 6 Mar 2021 437th kevinmchung 391 229 11ms 24 Feb 2018 438th ArmaanAS 390 251 10ms 25 Mar 2021 439th msrawson 389 230 10ms 2 Sep 2018 439th ydevor 🇮🇱 389 230 10ms 16 Feb 2021 441st ToriTheChicken 387 253 9ms 2 Aug 2020 442nd bastienvoirin 🇫🇷 386 232 9ms 5 Apr 2020 443rd TheDrawingCoder-Gamer 385 322 2ms 6 Jul 2025 444th jameswmccarty 384 233 11ms 7 Mar 2025 445th bac0id 384 358 410ms 4 Jul 2024 446th ericlangedijk 🇸🇮 382 360 375ms 19 Mar 2022 447th CarsonChr 🇺🇸 380 362 417ms 21 Jan 2025 448th MeWhenI 🇻🇦 379 354 1,019ms 30 Oct 2023 449th ImpressedByRocks 377 237 16ms 20 Sep 2022 450th benwilliamgraham 376 238 11ms 10 Nov 2021 First Prev 376–450 of 847 Next Last
