The Minesweeper hole will go live in approximately 4 days. Why not try and solve it ahead of time?
Pernicious Numbers 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 819th snoozingnewt 🇺🇸 915 39 381ms 6 days ago 827th Lydxn 🇨🇦 915 49 40ms 13 Jun 2022 827th primo-ppcg 🇹🇭 915 49 40ms 13 Jun 2022 827th GrayJoKing 🇦🇺 915 49 38ms 22 Jun 2022 827th JayXon 🇺🇸 915 49 42ms 9 Sep 2022 827th MeWhenI 🇻🇦 915 49 39ms 5 Nov 2022 827th Steffan153 🇫🇮 915 49 48ms 27 Nov 2022 827th DialFrost 🇸🇬 915 49 40ms 13 Jan 2023 827th sean-niemann 🇺🇸 915 49 39ms 21 Apr 2023 827th prplz 🇦🇺 915 49 41ms 22 May 2023 827th Yewzir 🇧🇪 915 49 40ms 12 Oct 2023 827th Betuaredead 915 49 39ms 11 Nov 2023 827th pardouin 🇫🇷 915 49 46ms 5 Oct 2024 827th fuzzylojik-golf 🇺🇸 915 49 40ms 6 Sep 2025 840th Natanaelel 🇸🇪 914 36 11ms 25 Jun 2022 840th scpchicken 🇵🇼 914 36 11ms 25 Feb 2023 840th Yax42 🇫🇷 914 36 9ms 5 Sep 2025 843rd Steffan153 🇫🇮 914 40 4ms 12 Aug 2024 843rd btnlq 914 40 4ms 18 Aug 2024 843rd sean-niemann 🇺🇸 914 40 4ms 11 Oct 2024 846th kkoenig 914 50 2ms 4 Jan 2024 846th namelessiw 914 50 2ms 11 Mar 2024 846th dokutan 914 50 2ms 27 Apr 2024 846th FlyingPenguin223 914 50 2ms 18 Dec 2024 846th Yax42 🇫🇷 914 50 2ms 23 days ago 846th Babafaba 914 50 2ms 8 days ago 846th ApoChagi 914 50 2ms 8 days ago 853rd UnderKoen 🇳🇱 914 58 2ms 6 Jul 2022 853rd sisyphus-ppcg 🇦🇺 914 58 2ms 7 Jul 2022 853rd m-tkach 🇺🇦 914 58 1ms 8 Mar 2023 853rd orthoplex 🇨🇽 914 58 2ms 29 Jun 2023 853rd Lydxn 🇨🇦 914 58 2ms 19 Jul 2023 858th marshallward 🇺🇸 913 49 45ms 20 Nov 2022 859th prplz 🇦🇺 912 39 85ms 10 Feb 2021 859th GrayJoKing 🇦🇺 912 39 85ms 11 Feb 2021 859th sisyphus-ppcg 🇦🇺 912 39 84ms 30 May 2021 859th lynn 912 39 80ms 11 Sep 2021 859th inventshah 912 39 80ms 18 Jun 2022 859th MWI-polygolf 912 39 83ms 18 Feb 2023 859th steffan-polygolf 912 39 83ms 19 Feb 2023 859th rucin93 🇵🇱 912 39 84ms 23 Apr 2023 859th Yax42 🇫🇷 912 39 84ms 22 days ago 868th Lydxn 🇨🇦 912 60 387ms 27 Feb 2022 868th JayXon 🇺🇸 912 60 452ms 27 Feb 2022 868th GrayJoKing 🇦🇺 912 60 421ms 28 Feb 2022 868th lynn 912 60 438ms 3 Jun 2022 868th sean-niemann 🇺🇸 912 60 487ms 4 Nov 2022 868th MeWhenI 🇻🇦 912 60 425ms 5 Nov 2022 868th Steffan153 🇫🇮 912 60 436ms 1 Jan 2023 868th DialFrost 🇸🇬 912 60 462ms 13 Jan 2023 868th Shanethegamer 🇺🇸 912 60 497ms 6 Feb 2023 868th sisyphus-ppcg 🇦🇺 912 60 441ms 23 Mar 2023 868th prplz 🇦🇺 912 60 460ms 22 May 2023 868th ovs-code 🇩🇪 912 60 435ms 17 Jul 2023 868th Yewzir 🇧🇪 912 60 511ms 11 Oct 2023 868th Betuaredead 912 60 432ms 11 Nov 2023 868th pardouin 🇫🇷 912 60 465ms 18 Aug 2024 868th fuzzylojik-golf 🇺🇸 912 60 503ms 18 Jul 2025 868th edsrzf 🇳🇿 912 60 432ms 4 Sep 2025 868th snoozingnewt 🇺🇸 912 60 451ms 6 days ago 886th Lydxn 🇨🇦 911 50 7ms 20 Dec 2023 887th Lydxn 🇨🇦 911 68 26ms 16 Apr 2022 887th JayXon 🇺🇸 911 68 27ms 17 Apr 2022 887th prplz 🇦🇺 911 68 30ms 17 Apr 2022 887th primo-ppcg 🇹🇭 911 68 27ms 25 Jun 2022 887th m-tkach 🇺🇦 911 68 27ms 26 Jun 2022 887th emplv 🇱🇻 911 68 31ms 22 Nov 2022 887th Steffan153 🇫🇮 911 68 27ms 24 Jan 2023 887th DialFrost 🇸🇬 911 68 27ms 5 Feb 2023 887th GrayJoKing 🇦🇺 911 68 27ms 19 Mar 2023 887th Shanethegamer 🇺🇸 911 68 27ms 19 Mar 2023 887th sean-niemann 🇺🇸 911 68 32ms 13 Apr 2023 887th Betuaredead 911 68 26ms 13 Nov 2023 887th Yewzir 🇧🇪 911 68 26ms 14 Nov 2023 887th pardouin 🇫🇷 911 68 26ms 19 Aug 2024 First Prev 826–900 of 3,222 Next Last