The Minesweeper hole will go live in approximately 4 days. Why not try and solve it ahead of time?
Kolakoski Sequence in all languages in bytes. 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 Bytes Time Submitted 361st CaedenHarper 🇨🇦 866 58 35ms 5 Aug 2024 361st edsrzf 🇳🇿 866 58 18ms 22 Nov 2024 361st ryyyn 🇺🇸 866 58 29ms 6 Jan 2025 361st croc54 866 58 36ms 9 Jan 2025 361st andrewjc2000 866 58 31ms 11 Mar 2025 361st Mukundan314 866 58 33ms 27 Apr 2025 361st fkantelberg 866 58 20ms 12 Jul 2025 361st wuduculfre 866 58 29ms 22 Jul 2025 361st cros107 🇦🇺 866 58 11ms 16 Sep 2025 361st HETHAT 🇩🇿 866 58 29ms 24 Sep 2025 361st blaztoma 🇱🇹 866 58 40ms 27 days ago 387th ovs-code 🇩🇪 866 81 468ms 15 Jun 2024 388th btjones0 866 87 145ms 26 Jan 2021 388th MeWhenI 🇻🇦 866 87 13ms 30 Oct 2021 388th lynn 866 87 131ms 7 Jul 2024 391st lukegustafson 🇺🇸 865 53 188ms 17 Jun 2025 392nd stefangimmillaro 865 79 120ms 21 Jun 2023 393rd GrayJoKing 🇦🇺 864 90 336ms 9 Jun 2022 394th Shanethegamer 🇺🇸 863 53 1,181ms 23 May 2021 394th MeWhenI 🇻🇦 863 53 996ms 16 Mar 2022 396th DaCuteRaccoon 863 54 10ms 9 Dec 2022 397th janbehrens 🇩🇪 862 43 3ms 18 Jan 2021 398th sisyphus-ppcg 🇦🇺 861 56 2ms 12 Jul 2022 399th ovs-code 🇩🇪 861 73 71ms 17 Sep 2023 399th error256 861 73 71ms 19 Jun 2024 401st bitsandbeyond 🇳🇱 860 42 269ms 7 hours ago 402nd primo-ppcg 🇹🇭 860 49 46ms 18 Jan 2022 403rd DialFrost 🇸🇬 860 76 4ms 14 Sep 2024 404th GrayJoKing 🇦🇺 857 96 35ms 18 Jan 2023 404th lynn 857 96 42ms 6 Aug 2023 406th DialFrost 🇸🇬 856 56 466ms 15 Jan 2024 406th Steffan153 🇫🇮 856 56 584ms 16 Jan 2024 406th duckyluuk 🇳🇱 856 56 530ms 27 Mar 2024 409th Steffan153 🇫🇮 856 63 2ms 23 Mar 2023 409th stefangimmillaro 856 63 2ms 18 Sep 2023 409th xsot 🇸🇬 856 63 2ms 6 May 2025 409th KasperKivimaeki 🇫🇮 856 63 2ms 14 Aug 2025 413th Lydxn 🇨🇦 855 63 2ms 15 Jan 2024 413th JayXon 🇺🇸 855 63 2ms 29 Jan 2024 415th primo-ppcg 🇹🇭 854 78 150ms 27 Mar 2021 415th Shanethegamer 🇺🇸 854 78 186ms 18 Mar 2023 415th Ripick 854 78 138ms 2 Jun 2025 418th sean-niemann 🇺🇸 854 80 117ms 21 Sep 2023 418th Yewzir 🇧🇪 854 80 90ms 16 Nov 2023 420th Irratix 🇳🇱 854 83 69ms 3 Jan 2022 420th ovs-code 🇩🇪 854 83 61ms 3 Jun 2024 422nd primo-ppcg 🇹🇭 854 195 13ms 2 Aug 2023 423rd Lydxn 🇨🇦 853 100 27ms 13 Oct 2023 424th nwellnhof 🇩🇪 852 43 151ms 21 Oct 2021 424th primo-ppcg 🇹🇭 852 43 150ms 22 Apr 2022 426th marcin7Cd 851 59 10ms 16 Jan 2021 426th rak1507 🇬🇧 851 59 14ms 20 Jan 2021 426th AlephSquirrel 851 59 13ms 13 May 2021 426th rschwa6308 🇺🇸 851 59 12ms 28 Jun 2021 426th NewDefectus 🇮🇱 851 59 13ms 25 Oct 2021 426th jacksonhenry3 851 59 13ms 21 Dec 2021 426th NicoAdams 851 59 14ms 21 Dec 2021 426th aksyristos 851 59 11ms 28 Feb 2023 426th BREMAUCY 🇫🇷 851 59 11ms 27 Apr 2023 426th 2011-Chan-Ethan 851 59 11ms 17 Jul 2023 426th MarcMush 🇫🇷 851 59 11ms 12 Feb 2024 426th albanian-laundromat 851 59 13ms 13 Apr 2025 438th ovs-code 🇩🇪 851 138 905ms 17 Feb 2025 439th MeWhenI 🇻🇦 850 72 305ms 21 Nov 2021 440th MeWhenI 🇻🇦 850 84 43ms 29 Apr 2025 441st edsrzf 🇳🇿 849 53 980ms 31 Aug 2025 441st DialFrost 🇸🇬 849 53 867ms 1 Sep 2025 443rd MeWhenI 🇻🇦 849 65 7ms 24 Dec 2024 444th Shanethegamer 🇺🇸 849 67 3,953ms 27 Oct 2024 444th pardouin 🇫🇷 849 67 2,510ms 23 Dec 2024 446th sean-niemann 🇺🇸 849 77 3ms 1 Jan 2025 446th albanian-laundromat 849 77 11ms 5 days ago 448th MeWhenI 🇻🇦 848 27 39ms 16 Mar 2022 449th kg583 🇺🇸 848 86 12ms 1 Sep 2025 450th CatsAreFluffy 847 33 61ms 31 Dec 2022 First Prev 376–450 of 1,790 Next Last