Pernicious Numbers (Long) in all languages 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 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 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 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 Transpose Sentence 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 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 Transpose Sentence 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 601st firegene 🇮🇪 764 133 28 Dec 2023 602nd fourth-bit 763 65 11 Jul 2023 602nd Bmrl7 763 65 24 Feb 2024 602nd yujh-yujh 🇬🇸 763 65 23 Mar 2025 605th AlephSquirrel 761 58 1 Jun 2023 606th Irratix 🇳🇱 761 96 11 Dec 2022 607th steffan-polygolf 758 60 7 Mar 2024 608th ovs-code 🇩🇪 758 70 14 Dec 2024 609th JGDoerrer 758 90 20 Dec 2022 609th klixel 🇨🇦 758 90 17 Apr 2023 609th TylerBloom 758 90 22 Mar 2024 609th Aurel300 🇨🇭 758 90 8 Jun 2024 613th SirBogman 🇺🇸 756 41 9 Jan 2024 613th dcgjb 756 41 31 Jan 2024 613th IISResetMe 756 41 10 Apr 2024 613th juliansiebert 🇩🇪 756 41 2 Feb 2025 617th janbehrens 🇩🇪 755 52 27 Nov 2022 618th lynn 755 102 18 Jul 2023 618th m-tkach 🇺🇦 755 102 7 Dec 2023 620th DialFrost 🇸🇬 754 71 7 Dec 2024 621st Alex-x90 🇺🇸 754 97 20 Nov 2022 622nd MeWhenI 🇻🇦 752 66 14 May 2023 623rd aksyristos 751 66 17 Jan 2023 623rd OllieBoyne 🇬🇧 751 66 28 Feb 2023 623rd randolchance 751 66 12 Mar 2023 623rd CheeseCake628 🇳🇴 751 66 19 Mar 2023 623rd adamnielson42 🇺🇸 751 66 31 Mar 2023 623rd ehulinsky 🇺🇸 751 66 8 May 2023 623rd TheoKeller1 751 66 11 Jun 2023 623rd InigoK 🇺🇸 751 66 14 Jun 2023 623rd dranjohn 751 66 11 Sep 2023 623rd snoozingnewt 🇺🇸 751 66 7 Oct 2023 623rd inverseLorentz 🇦🇺 751 66 23 Oct 2023 623rd RedzGoose 🇦🇺 751 66 23 Oct 2024 623rd JunkIce 751 66 24 Nov 2024 623rd yokasuretsu 751 66 7 Jan 2025 623rd croc54 751 66 13 Jan 2025 638th Steffan153 🇫🇮 751 78 14 Jul 2023 638th GrayJoKing 🇦🇺 751 78 13 Aug 2023 640th dokutan 750 32 14 Nov 2024 641st retrohun 750 64 5 Nov 2023 642nd snoozingnewt 🇺🇸 750 76 7 Oct 2023 643rd inventshah 748 59 20 Nov 2022 643rd Argeento 🇵🇱 748 59 26 Aug 2023 645th Shanethegamer 🇺🇸 748 81 30 Nov 2022 646th Yewzir 🇧🇪 748 90 12 Feb 2024 647th Natanaelel 🇸🇪 747 38 5 Jan 2024 648th MeWhenI 🇻🇦 746 98 9 Apr 2024 649th m-tkach 🇺🇦 745 106 13 Mar 2023 650th janbehrens 🇩🇪 745 116 20 Nov 2022 651st janbehrens 🇩🇪 744 63 20 Nov 2022 652nd Yewzir 🇧🇪 743 72 6 Mar 2024 653rd emgordon154 742 60 16 Nov 2024 654th msbranicky 742 92 1 Oct 2023 655th msbranicky 742 137 9 Jan 2024 656th bob-th 740 67 23 Dec 2022 656th n0Oo0Oo0b 740 67 29 Dec 2022 656th betaveros 740 67 31 Dec 2022 656th vgamula 🇺🇦 740 67 15 Mar 2023 656th HumanoidCPU 740 67 19 Feb 2025 656th VictorStenvers 🇳🇱 740 67 26 Mar 2025 662nd Kaffeleif 740 71 8 Feb 2024 662nd DialFrost 🇸🇬 740 71 15 Dec 2024 664th Steffan153 🇫🇮 738 65 14 Jan 2023 665th janbehrens 🇩🇪 738 99 20 Nov 2022 665th Yewzir 🇧🇪 738 99 12 Feb 2024 667th thisishowmymindworks 🇳🇴 735 60 19 Jun 2024 667th stefangimmillaro 735 60 4 Sep 2024 667th targrik 735 60 6 Feb 2025 670th m-tkach 🇺🇦 734 72 22 Nov 2022 670th emplv 🇱🇻 734 72 30 Nov 2022 670th Steffan153 🇫🇮 734 72 3 Jan 2023 670th sean-niemann 🇺🇸 734 72 7 May 2024 674th GrayJoKing 🇦🇺 730 61 31 Aug 2024 675th MeWhenI 🇻🇦 729 57 14 Feb 2023 Prev 601–675 of 1,583 Next