The Minesweeper hole will go live in approximately 3 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 824th gchenfc 688 73 10ms 24 Jan 2022 824th hiichbindermax 688 73 11ms 26 Feb 2022 824th Omega65536 🇩🇪 688 73 13ms 24 Nov 2022 824th sandorstormen 688 73 12ms 18 Feb 2023 824th Mr-McChicken 688 73 12ms 15 Oct 2023 824th Masttest 688 73 10ms 21 Feb 2024 832nd msbranicky 688 95 7ms 11 Aug 2023 833rd JGDoerrer 688 103 425ms 5 Jan 2022 833rd tailorspy 688 103 74ms 29 Oct 2023 835th Shanethegamer 🇺🇸 688 106 19ms 4 Oct 2024 836th GolfingSuccess 🇬🇷 686 69 35ms 17 Aug 2024 837th Andriamanitra 🇫🇮 686 95 186ms 20 Jul 2023 838th DialFrost 🇸🇬 684 67 154ms 3 Aug 2024 839th MeWhenI 🇻🇦 684 72 383ms 15 Feb 2023 839th Yewzir 🇧🇪 684 72 421ms 5 Apr 2024 841st madex 🇩🇪 683 79 2ms 11 Jul 2024 842nd AdrienHache 🇫🇷 682 41 89ms 23 Oct 2023 843rd msbranicky 682 89 2ms 26 Sep 2023 844th Yewzir 🇧🇪 680 90 339ms 14 Oct 2023 845th jameslindesay 679 74 12ms 24 Feb 2021 845th PkmnQ 679 74 50ms 5 May 2024 845th HumanoidCPU 679 74 12ms 3 Jun 2024 845th RedzGoose 🇦🇺 679 74 11ms 14 Oct 2024 845th yokasuretsu 679 74 12ms 13 Jan 2025 850th Shanethegamer 🇺🇸 677 126 27ms 8 Jul 2021 851st dokutan 676 59 3ms 18 Jul 2025 852nd msbranicky 674 80 5ms 11 Oct 2023 853rd janbehrens 🇩🇪 672 68 1,067ms 9 Apr 2021 854th AdrienHache 🇫🇷 672 91 333ms 31 Dec 2023 855th rboath 671 58 121ms 8 Jan 2025 856th Trunksistor 🇫🇷 670 75 15ms 25 May 2022 856th celiendonze 🇨🇭 670 75 13ms 16 Jun 2023 856th qwjhvbxi 670 75 11ms 9 Feb 2024 856th wenbang24 670 75 14ms 6 Apr 2024 860th 5quiwyrm 669 54 223ms 5 Dec 2024 861st tatzyr 🇯🇵 669 63 39ms 29 Dec 2024 862nd I-Love-47 🇺🇦 669 106 62ms 10 Feb 2022 863rd CaedenHarper 🇨🇦 666 70 10ms 31 Jan 2025 864th Natanaelel 🇸🇪 662 56 5ms 20 Jan 2024 865th DialFrost 🇸🇬 662 75 112ms 3 Jun 2025 866th Waffle3z 661 76 13ms 20 Jan 2021 866th hellwue 661 76 13ms 16 Nov 2023 866th dokutan 661 76 18ms 24 Mar 2025 869th 77Tigers 661 114 149ms 9 Apr 2024 870th HumanoidCPU 657 73 457ms 3 Jun 2024 871st uttumuttu 🇫🇮 656 71 10ms 8 Jan 2022 871st olleicua 🇺🇸 656 71 13ms 20 Feb 2024 873rd SirBogman 🇺🇸 656 108 61ms 3 Jan 2022 874th emgordon154 655 70 150ms 6 Sep 2024 875th dokutan 652 69 1,354ms 30 Aug 2025 876th f-tucker 652 77 11ms 2 Feb 2024 876th undefinedRyan 652 77 12ms 19 Apr 2025 876th Emutis 🇱🇹 652 77 12ms 12 Sep 2025 879th msbranicky 652 134 280ms 3 Oct 2023 880th olivermrose 🇺🇸 651 57 4ms 24 Aug 2021 881st dokutan 651 94 367ms 18 Jul 2025 882nd boxjelly 648 65 37ms 11 Feb 2021 882nd msbranicky 648 65 43ms 12 Sep 2023 884th Bubbler-4 648 97 77ms 13 Sep 2023 885th janbehrens 🇩🇪 648 135 262ms 13 Jun 2021 886th MeWhenI 🇻🇦 646 71 141ms 3 Aug 2024 887th Shanethegamer 🇺🇸 646 97 13ms 22 Dec 2023 888th jwhear 🇺🇸 646 171 1,766ms 1 Oct 2024 889th AkashTandon167 644 78 12ms 25 May 2021 889th jhpaques 🇫🇷 644 78 20ms 30 Nov 2022 891st johnnythedoggie 644 106 135ms 3 Mar 2021 892nd SirBogman 🇺🇸 643 84 2ms 14 Dec 2021 893rd annaproxy 641 93 99ms 24 Dec 2022 894th KatieLG 🇬🇧 640 77 253ms 2 Oct 2022 895th emgordon154 640 98 11ms 10 Dec 2024 896th CaedenHarper 🇨🇦 640 107 464ms 22 days ago 897th nephila-nacrea 🇬🇧 639 58 4ms 3 Feb 2021 898th NickTheEASDude 🇺🇸 639 95 2ms 1 Jul 2024 899th alomiF 639 102 139ms 4 Nov 2024 900th Maznek 638 73 13ms 30 Jun 2023 First Prev 826–900 of 1,792 Next Last