ISBN in JavaScript 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 1st JayXon 🇺🇸 1,000 74 13ms 11 Jan 2022 1st Lydxn 🇨🇦 1,000 74 10ms 13 Jan 2022 1st primo-ppcg 🇹🇭 1,000 74 10ms 13 Jan 2022 1st nwellnhof 🇩🇪 1,000 74 10ms 23 Jun 2023 5th o0lit3 🇺🇸 987 75 10ms 11 Jan 2022 5th emplv 🇱🇻 987 75 10ms 11 Jan 2022 5th akshatj27 🇦🇶 987 75 10ms 11 Jan 2022 5th Irratix 🇳🇱 987 75 10ms 14 May 2022 5th DialFrost 🇸🇬 987 75 13ms 14 Nov 2023 5th rucin93 🇵🇱 987 75 12ms 14 Nov 2023 5th Argeento 🇵🇱 987 75 10ms 18 Nov 2023 5th sean-niemann 🇺🇸 987 75 10ms 28 Dec 2023 5th Steffan153 🇫🇮 987 75 10ms 24 Feb 2024 5th xsot 🇸🇬 987 75 11ms 13 Apr 2024 5th vlpx 🇫🇮 987 75 10ms 1 Aug 2024 5th lukegustafson 🇺🇸 987 75 10ms 26 Jun 2025 5th helbling 🇨🇭 987 75 10ms 16 Aug 2025 18th KrausRaus 🇺🇸 974 76 10ms 11 Jan 2022 18th prplz 🇦🇺 974 76 10ms 19 May 2022 18th rikiji 974 76 10ms 19 Sep 2022 18th MeWhenI 🇻🇦 974 76 14ms 9 Aug 2023 18th GrayJoKing 🇦🇺 974 76 10ms 28 Jun 2024 23rd NewDefectus 🇮🇱 961 77 10ms 11 Jan 2022 23rd dmrichwa 🇺🇸 961 77 12ms 27 Oct 2022 23rd stefangabos 🇷🇴 961 77 12ms 19 May 2023 23rd sebipopa 🇷🇴 961 77 10ms 22 May 2023 23rd Shanethegamer 🇺🇸 961 77 11ms 4 Jul 2023 23rd coreynash 961 77 10ms 19 Oct 2023 29th duckyluuk 🇳🇱 949 78 9ms 4 Oct 2024 29th targrik 949 78 13ms 13 Feb 2025 31st jared-hughes 937 79 10ms 12 Jan 2022 31st ZakkkkAttackkkk 🇵🇭 937 79 9ms 9 Jun 2022 31st ovs-code 🇩🇪 937 79 10ms 29 Sep 2023 31st uttumuttu 🇫🇮 937 79 10ms 21 Dec 2023 31st neel11235813 937 79 9ms 25 Mar 2024 31st levinwinter 937 79 9ms 2 days ago 37th janbehrens 🇩🇪 925 80 10ms 24 Nov 2022 37th DayDun 🇸🇪 925 80 11ms 22 Jan 2023 37th tayloia 🇬🇧 925 80 9ms 16 May 2023 37th voytxt 🇨🇿 925 80 10ms 4 Feb 2024 37th Salutations45 925 80 8ms 27 Nov 2024 37th emgordon154 925 80 10ms 16 Feb 2025 43rd iliazeus 914 81 10ms 6 Nov 2023 43rd Yewzir 🇧🇪 914 81 11ms 1 Dec 2023 45th neihousaigaai 902 82 10ms 11 Jan 2022 45th SirFireball3521 902 82 10ms 31 Oct 2022 45th thisishowmymindworks 🇳🇴 902 82 12ms 10 Jun 2023 48th m-tkach 🇺🇦 892 83 10ms 10 Jan 2022 48th trinityy-7 892 83 10ms 13 Mar 2024 48th penbuvt 892 83 11ms 7 Nov 2024 51st didion0 🇺🇸 881 84 10ms 25 Jan 2022 51st 13x1 🇩🇪 881 84 11ms 15 May 2023 51st biocommando 🇫🇮 881 84 11ms 11 Aug 2023 51st deancureton 881 84 10ms 29 Dec 2024 51st CaedenHarper 🇨🇦 881 84 10ms 22 Aug 2025 56th Natanaelel 🇸🇪 871 85 10ms 7 Feb 2023 56th HumanoidCPU 871 85 12ms 2 Mar 2025 58th itsh01 851 87 10ms 13 Mar 2022 58th AlephSquirrel 851 87 11ms 15 Feb 2023 58th danielphilpottwork 851 87 11ms 20 Dec 2023 58th Attero 🇸🇪 851 87 11ms 22 Dec 2023 62nd igmcdowell 831 89 10ms 24 Feb 2022 62nd inventshah 831 89 10ms 21 Jun 2022 62nd olleicua 🇺🇸 831 89 10ms 3 Feb 2024 62nd kpal81xd 831 89 10ms 15 Sep 2024 66th weliveinhell 🇭🇹 822 90 8ms 11 Jan 2024 67th adamnielson42 🇺🇸 813 91 11ms 26 Apr 2023 68th maxpelic 🇺🇸 804 92 10ms 5 Jul 2022 68th astdefu 804 92 10ms 10 Dec 2022 68th two-bad 🇬🇧 804 92 10ms 25 Feb 2024 68th KatieLG 🇬🇧 804 92 10ms 8 Jul 2024 72nd Andrey-Plotnikov 796 93 10ms 21 Jun 2025 72nd Protothor 796 93 10ms 9 Jul 2025 74th dylanarmstrong 779 95 10ms 12 Jan 2024 74th junkondo-jp 779 95 9ms 2 Jun 2024 1–75 of 124 Next Last