The Minesweeper hole will go live in approximately 9 hours. Why not try and solve it ahead of time?
Sierpiński Triangle in Python 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 Tower of Hanoi 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 224th cbondurant 486 111 10ms 1 Oct 2021 227th CatsAreFluffy 482 112 12ms 25 Jan 2023 228th ay2718 478 113 10ms 20 Aug 2019 228th dymowski 478 113 12ms 15 Jan 2020 230th aalec 474 114 10ms 25 Apr 2024 231st PFischbeck 470 115 12ms 26 Nov 2017 231st mokymok 🇺🇸 470 115 13ms 23 Nov 2021 231st Stockoh 🇫🇷 470 115 14ms 16 Nov 2024 234th adamnielson42 🇺🇸 466 116 10ms 11 Aug 2023 234th RedzGoose 🇦🇺 466 116 12ms 14 Oct 2024 236th mossiegoat 462 117 10ms 15 Jul 2025 237th CutSandstone 458 118 18ms 8 Jul 2024 238th Anonymousellama21 454 119 12ms 24 May 2022 238th roguh 🇬🇹 454 119 11ms 22 Feb 2024 240th rowboat1 446 121 11ms 22 Jun 2022 241st xbxbxb007 443 122 10ms 22 Jan 2024 242nd TheZappie 435 124 11ms 6 Jul 2022 243rd jiaminglimjm 🇲🇾 432 125 22ms 29 Nov 2019 243rd jhpaques 🇫🇷 432 125 17ms 30 Jul 2022 243rd mbittner20 432 125 10ms 6 Jul 2024 246th AforAmpere 429 126 10ms 7 Jun 2020 246th MiranDaniel 🇨🇿 429 126 14ms 30 Aug 2023 246th yuchuehw 429 126 10ms 30 Jan 2024 246th Flekay 🇩🇪 429 126 11ms 11 Jul 2025 250th msrawson 425 127 10ms 30 Aug 2018 250th garrisonhh 425 127 10ms 22 Nov 2020 250th bthalheim 425 127 16ms 4 Aug 2022 253rd ComputerKWasTaken 🇺🇸 422 128 10ms 1 Jun 2024 253rd CyberTapir 422 128 11ms 6 Sep 2024 253rd PickausernamePi 422 128 10ms 17 Dec 2024 253rd ffelixm 422 128 10ms 1 Jun 2025 257th Trunksistor 🇫🇷 419 129 10ms 21 Apr 2022 258th lmeuser 415 130 13ms 2 Dec 2017 259th mizuzimu 412 131 10ms 22 Nov 2021 260th bastienvoirin 🇫🇷 409 132 19ms 24 Apr 2020 260th ehulinsky 🇺🇸 409 132 11ms 6 Nov 2021 262nd Andre3582 406 133 13ms 29 Sep 2025 263rd yokasuretsu 403 134 10ms 23 Apr 2018 264th Nikinator2704 400 135 10ms 38 mins ago 265th Awsute 394 137 13ms 20 Aug 2024 266th msbranicky 391 138 12ms 26 Jul 2023 267th Kasci 386 140 71ms 28 Dec 2021 268th twocatsinatrenchcoat 383 141 10ms 25 Nov 2022 268th voidgloom 383 141 18ms 23 Oct 2024 270th LeftPathLane 380 142 13ms 28 Oct 2018 270th fajost 380 142 11ms 26 Sep 2020 270th simon-thornton_pace 380 142 10ms 11 Oct 2023 273rd Re-Adventures 🇮🇳 378 143 11ms 25 Sep 2020 273rd mcjo163 378 143 11ms 1 Oct 2022 275th brimstonetrader 372 145 12ms 10 Mar 2025 276th zoemarschner 362 149 10ms 16 May 2022 276th LukasFolwarczny 🇨🇿 362 149 11ms 15 Sep 2022 278th amishtal 360 150 10ms 5 Dec 2019 278th michelebastione 🇮🇹 360 150 11ms 19 Feb 2020 280th feherd 353 153 11ms 4 Mar 2022 280th MaxElf999 353 153 14ms 15 Dec 2022 282nd rschwa6308 🇺🇸 342 158 13ms 2 Apr 2019 282nd r-i-c-e 342 158 12ms 8 Jul 2023 282nd NerdyMcNerd42 342 158 10ms 20 Jul 2024 285th wazawoo 335 161 10ms 23 Oct 2018 285th wrhm 335 161 18ms 14 Dec 2020 287th evanrittner 331 163 17ms 5 Jun 2021 288th Upload-and-View 🇺🇦 329 164 24ms 23 Jul 2025 289th eiburns 325 166 12ms 8 May 2023 289th Fanrco 325 166 10ms 31 Aug 2023 291st myleopard 323 167 15ms 15 Oct 2021 292nd Altrul 321 168 10ms 17 Dec 2020 293rd tomh1012 316 171 12ms 5 Nov 2020 294th TobyBoyne 🇬🇧 312 173 10ms 1 Jun 2019 294th j3mak 312 173 10ms 17 Jan 2024 296th P-Quentin 🇫🇷 310 174 31ms 9 Aug 2022 297th alangodfrey 298 181 10ms 30 Jan 2019 297th jfallon1997 298 181 10ms 27 Sep 2024 299th orifu 290 186 11ms 7 Mar 2021 300th hjcafaroUC 286 189 11ms 1 Aug 2020 First Prev 226–300 of 394 Next Last
