ISBN in JavaScript in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 80th junkondo-jp 779 95 14ms 2 Jun 2024 82nd BambooleanLogic 🇸🇪 771 96 11ms 20 Aug 2022 82nd vroup 🇩🇰 771 96 12ms 2 Oct 2022 82nd Ultra814 771 96 11ms 17 Aug 2025 85th iczelia 🇩🇪 763 97 12ms 26 Sep 2025 85th johnkiernander 763 97 12ms 14 Dec 2025 87th krcs 🇵🇱 755 98 13ms 2 May 2022 87th stefangimmillaro 755 98 11ms 12 Sep 2024 87th madeforlosers 755 98 10ms 9 days ago 90th GeorgeStechman 🇬🇧 747 99 13ms 19 May 2022 90th vphoebe 747 99 11ms 25 May 2022 90th elisherer 🇮🇱 747 99 10ms 5 Jun 2022 93rd fitzdotlol 🇺🇸 733 101 11ms 7 Mar 2022 93rd mrxz 🇳🇱 733 101 11ms 23 Jun 2024 95th ShiraJoseph 🇺🇸 725 102 11ms 28 Jan 2023 95th itserasmus 725 102 12ms 17 Jan 2024 95th eranws 725 102 13ms 23 Dec 2024 98th denkyuu1 718 103 11ms 23 Feb 2026 99th a6166231 🇨🇳 712 104 14ms 29 May 2025 100th alexsave 705 105 12ms 8 Nov 2024 100th acollett89 705 105 11ms 1 Aug 2025 100th LordSir101 705 105 12ms 16 Aug 2025 103rd zakariamouhid 698 106 11ms 14 May 2023 104th BloodStormKnight 692 107 11ms 15 Oct 2022 104th LukeBridges 🇬🇧 692 107 13ms 8 Nov 2022 104th hacker112 🇸🇪 692 107 12ms 24 Jun 2024 107th xyangst 679 109 11ms 7 Oct 2024 107th snoozingnewt 🇨🇦 679 109 15ms 9 Oct 2025 109th mckymsh 673 110 17ms 17 Feb 2024 109th madex 🇩🇪 673 110 11ms 6 Jun 2024 109th gigaprofisi 🇺🇸 673 110 15ms 4 Sep 2025 112th SkimnerPhi 655 113 14ms 11 Mar 2022 112th msbranicky 655 113 20ms 8 Sep 2023 114th unfinishedprogram 632 117 12ms 3 Oct 2024 115th aliakseikalosha 627 118 10ms 8 Oct 2024 116th ComradeSquirrel 597 124 10ms 4 hours ago 117th eiburns 583 127 10ms 12 Jan 2022 117th SpareManiKatti 583 127 11ms 19 Apr 2022 117th null-tangent 583 127 15ms 4 Aug 2022 117th Vaekor 583 127 12ms 9 Jul 2023 117th Lxkasmehl 583 127 13ms 17 Jul 2025 122nd apokryfos 578 128 13ms 19 Aug 2023 123rd MiranDaniel 🇨🇿 556 133 23ms 31 Aug 2023 124th AnnoyedArt1256 521 142 13ms 12 Jan 2022 125th MyXoToD 🇩🇪 503 147 14ms 2 Jul 2024 126th misono-nobuhiro 443 167 17ms 15 Mar 2023 127th Florian-Mt 423 175 12ms 9 Jul 2024 128th kevinnaviapaiva 409 181 10ms 23 Jul 2025 129th WilleyOhana 389 190 12ms 19 Jan 2022 130th halp1 361 205 12ms 8 Apr 2022 131st KatieLG-Transpiler 🇬🇧 271 273 14ms 2 Jul 2022 132nd csangos 220 337 9ms 5 Jan 2023 First 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