The Minesweeper hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Sierpiński Triangle in Java 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 1st sean-niemann 🇺🇸 1,000 74 360ms 24 Sep 2025 1st JayXon 🇺🇸 1,000 74 374ms 25 Sep 2025 1st nwellnhof 🇩🇪 1,000 74 716ms 25 Sep 2025 4th rucin93 🇵🇱 961 77 495ms 24 Sep 2025 5th stefangimmillaro 787 94 510ms 22 days ago 6th Lydxn 🇨🇦 673 110 312ms 31 Oct 2021 6th Shanethegamer 🇺🇸 673 110 366ms 25 Sep 2025 8th Steffan153 🇫🇮 661 112 373ms 21 Feb 2024 9th primo-ppcg 🇹🇭 655 113 530ms 18 Aug 2021 10th Irratix 🇳🇱 649 114 533ms 23 May 2022 11th kmathis22 602 123 359ms 4 days ago 12th janbehrens 🇩🇪 574 129 322ms 28 Nov 2023 13th MeWhenI 🇻🇦 569 130 305ms 9 Feb 2023 14th inventshah 540 137 468ms 19 Nov 2022 15th delepoulle 532 139 326ms 12 Dec 2020 16th fvandw 500 148 432ms 11 Dec 2020 17th 77Tigers 425 174 576ms 8 Mar 2021 18th CaedenHarper 🇨🇦 413 179 475ms 19 days ago 19th crizin 🇰🇷 389 190 321ms 9 Sep 2023 20th h3ra993huskp 🇯🇵 354 209 344ms 21 Jul 2024 21st dokutan 320 231 361ms 24 Sep 2025 22nd bac0id 319 232 325ms 26 Sep 2023 23rd cbrt-x 287 258 486ms 25 Sep 2021 24th bwat2 275 269 422ms 25 Jan 2022 25th menglishca 🇨🇦 252 294 315ms 6 Aug 2021 26th ravnskjaer 🇩🇰 231 321 523ms 20 Dec 2024 27th yoshykai 214 346 411ms 8 Apr 2025 28th HumanoidCPU 213 348 356ms 2 Jun 2024 29th GolfingSuccess 🇬🇷 175 422 596ms 24 Sep 2025 30th Schmitt-Very-Cool 171 432 559ms 25 days ago 31st KatieLG 🇬🇧 169 439 559ms 24 Sep 2025 32nd DaCuteRaccoon 167 442 423ms 7 Apr 2022 33rd KatieLG-Transpiler 🇬🇧 160 462 534ms 23 Jun 2022 34th mokymok 🇺🇸 158 469 309ms 10 Nov 2021 35th kurkale6ka 157 471 331ms 26 Jul 2021 35th Jacob385 157 471 449ms 23 Feb 2024 37th Mabeloid 🇳🇴 154 479 321ms 22 Sep 2024 38th snoozingnewt 🇺🇸 133 557 461ms 4 Feb 2024 39th yuchuehw 132 560 400ms 4 Jan 2024 40th atazzam 🇺🇸 110 674 564ms 21 Jan 2025 41st retrohun 84 885 297ms 3 Jan 2023 1–41 of 41