ISBN in all languages in bytes. 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript 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 ><> 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 ALGOL 68 APL ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 881st emgordon154 721 106 467ms 20 Feb 2025 882nd Frowny 720 156 146ms 11 Jan 2022 883rd msbranicky 720 168 142ms 1 Oct 2023 884th KasperKivimaeki 🇫🇮 719 149 459ms 12 Dec 2025 884th ravnskjaer 🇩🇰 719 149 432ms 15 Dec 2025 886th dokutan 719 153 58ms 8 Nov 2025 887th gitbedd 🇬🇧 718 123 9ms 10 Jan 2022 887th andre-lameirinhas 🇵🇹 718 123 9ms 8 Aug 2022 887th MaxElf999 718 123 9ms 13 Sep 2022 887th Mikey-Beep 🇬🇧 718 123 11ms 24 Aug 2023 887th bac0id 718 123 16ms 22 Sep 2023 887th HumanoidCPU 718 123 10ms 2 Mar 2025 887th Masttest 718 123 10ms 26 Nov 2025 887th yujqiao 718 123 10ms 16 Dec 2025 887th matricronia 718 123 18ms 11 days ago 896th GeorgeStechman 🇬🇧 717 99 10ms 19 May 2022 896th vphoebe 717 99 10ms 25 May 2022 896th elisherer 🇮🇱 717 99 10ms 5 Jun 2022 899th revlayle 🇺🇸 717 108 431ms 20 Jan 2022 899th primo-ppcg 🇹🇭 717 108 424ms 20 Apr 2022 901st HallMatthew314 716 157 121ms 24 Jan 2022 902nd AlephSquirrel 715 136 3ms 14 May 2025 903rd nullshallot 714 78 313ms 5 Jan 2025 904th dokutan 714 105 147ms 6 Jun 2025 905th duckyluuk 🇳🇱 714 108 11ms 13 Dec 2024 906th Yewzir 🇧🇪 713 87 1,002ms 15 Nov 2025 907th HumanoidCPU 712 107 2,211ms 3 Mar 2025 908th Blendi-Goose 712 122 2ms 19 Jun 2025 909th Ailko 🇧🇪 712 124 9ms 6 May 2022 909th qwjhvbxi 712 124 11ms 10 Feb 2024 909th leon-w 712 124 10ms 24 Jul 2024 909th jbjd 712 124 18ms 12 Sep 2024 909th smilesformiles3 712 124 11ms 14 Jun 2025 914th albanian-laundromat 712 265 1,454ms 18 Oct 2025 915th janbehrens 🇩🇪 711 130 5ms 23 Jun 2023 915th dokutan 711 130 1ms 8 Nov 2025 917th TheZwierzLF 🇵🇱 707 108 476ms 23 Nov 2025 918th jstanley0 706 77 41ms 5 Feb 2022 918th olivermrose 🇺🇸 706 77 40ms 5 Dec 2022 920th MeWhenI 🇻🇦 706 123 2ms 2 Oct 2024 921st BenBanerjeeRichards 706 125 9ms 22 Apr 2022 921st richard-oelze 🇩🇪 706 125 12ms 8 May 2022 921st vishwathg 706 125 18ms 16 Sep 2022 921st Thonoton 706 125 17ms 24 Feb 2023 921st sandorstormen 706 125 16ms 11 Mar 2023 921st MiranDaniel 🇨🇿 706 125 16ms 28 Apr 2023 921st VictorStenvers 🇳🇱 706 125 16ms 26 Jun 2024 921st Terobero 706 125 16ms 3 Sep 2024 921st LostSyntax21 🇬🇧 706 125 18ms 9 Sep 2024 921st jamesthekee 706 125 10ms 22 Jan 2025 931st olleicua 🇺🇸 705 44 47ms 11 Mar 2024 932nd jipsong 🇩🇪 705 116 78ms 25 Oct 2023 933rd fitzdotlol 🇺🇸 703 101 10ms 7 Mar 2022 933rd mrxz 🇳🇱 703 101 10ms 23 Jun 2024 935th snoozingnewt 🇨🇦 703 148 121ms 20 Nov 2025 936th albanian-laundromat 703 192 24ms 6 Dec 2025 937th Natanaelel 🇸🇪 702 62 32ms 21 Jun 2022 938th inverseLorentz 🇦🇺 702 160 145ms 14 May 2024 939th dokutan 701 84 916ms 14 Mar 2023 939th alemelis 701 84 845ms 21 Aug 2024 941st TetraPengwin 701 124 2ms 14 Mar 2025 942nd TobyBoyne 🇬🇧 701 126 9ms 28 Jan 2022 942nd OllieBoyne 🇬🇧 701 126 10ms 2 Mar 2022 942nd Anonymousellama21 701 126 9ms 14 Apr 2022 942nd Trunksistor 🇫🇷 701 126 11ms 19 Apr 2022 942nd docd 701 126 17ms 8 Aug 2022 942nd LogicalJoe 701 126 18ms 4 May 2023 942nd pde-bakk 🇳🇱 701 126 13ms 23 Oct 2023 942nd mstang107 701 126 11ms 20 Dec 2023 942nd DGipe 701 126 12ms 13 May 2024 942nd retrohun 701 126 11ms 18 Oct 2024 942nd yokasuretsu 701 126 10ms 23 Jan 2025 942nd bknower 701 126 10ms 26 Jun 2025 954th albanian-laundromat 701 186 43ms 17 Nov 2025 955th pandapawskat 700 132 2ms 7 Feb 2022 956th msbranicky 700 190 295ms 3 Oct 2023 957th DialFrost 🇸🇬 698 144 40ms 30 Dec 2025 958th retrohun 697 75 2ms 9 Nov 2022 959th HumanoidCPU 697 158 65ms 3 Mar 2025 960th DialFrost 🇸🇬 696 84 5ms 14 Aug 2024 First Prev 881–960 of 1,599 Next Last
