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 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 Bytes Time Submitted 880th NerdyMcNerd42 730 121 11ms 20 Aug 2022 880th Kloppermand 🇩🇰 730 121 10ms 3 Oct 2022 880th ehulinsky 🇺🇸 730 121 18ms 15 May 2023 880th AbhilashaTandon 730 121 11ms 21 Sep 2023 880th davecame 730 121 11ms 2 Oct 2023 880th gussy420 730 121 12ms 23 Oct 2023 880th tobyLovick 730 121 10ms 13 Dec 2023 888th janbehrens 🇩🇪 729 133 461ms 24 Nov 2022 889th Shanethegamer 🇺🇸 729 138 38ms 6 Sep 2022 890th MeWhenI 🇻🇦 728 81 929ms 15 Sep 2025 891st commandz0 🇺🇸 727 104 596ms 1 Sep 2025 892nd dokutan 727 153 59ms 8 Nov 2025 893rd MeWhenI 🇻🇦 726 72 2ms 13 Nov 2022 894th Shanethegamer 🇺🇸 726 180 40ms 23 Apr 2022 895th jared-hughes 725 75 38ms 9 Sep 2022 896th krcs 🇵🇱 725 98 12ms 2 May 2022 896th stefangimmillaro 725 98 11ms 12 Sep 2024 898th Blendi-Goose 725 120 2ms 7 Mar 2026 899th janAkali 🇷🇺 725 127 362ms 18 Mar 2026 900th msbranicky 725 168 158ms 1 Oct 2023 901st GolfingSuccess 🇬🇷 724 80 5ms 17 Aug 2024 902nd jm600 724 122 10ms 19 Apr 2022 902nd krcs 🇵🇱 724 122 10ms 29 Apr 2022 902nd bbakersmith 724 122 10ms 6 Jun 2022 902nd nstearns96 🇬🇧 724 122 11ms 29 Nov 2022 902nd stertooy 🇧🇪 724 122 11ms 11 Jun 2024 902nd croc54 724 122 10ms 8 Jan 2025 902nd Matter1024 🇮🇳 724 122 15ms 15 Nov 2025 902nd Mikey-Beep 🇬🇧 724 122 14ms 9 days ago 910th jared-hughes 722 128 2ms 17 Mar 2022 910th matricronia 722 128 2ms 2 Feb 2026 912th MeWhenI 🇻🇦 722 174 41ms 13 Feb 2025 913th GolfingSuccess 🇬🇷 721 43 42ms 22 Jul 2022 913th DialFrost 🇸🇬 721 43 2ms 3 Feb 2024 915th Frowny 721 156 146ms 11 Jan 2022 916th KasperKivimaeki 🇫🇮 720 149 459ms 12 Dec 2025 916th ravnskjaer 🇩🇰 720 149 432ms 15 Dec 2025 918th GeorgeStechman 🇬🇧 718 99 13ms 19 May 2022 918th vphoebe 718 99 11ms 25 May 2022 918th elisherer 🇮🇱 718 99 13ms 5 Jun 2022 921st snoozingnewt 🇨🇦 718 116 97ms 3 days ago 922nd gitbedd 🇬🇧 718 123 11ms 10 Jan 2022 922nd andre-lameirinhas 🇵🇹 718 123 11ms 8 Aug 2022 922nd MaxElf999 718 123 11ms 13 Sep 2022 922nd bac0id 718 123 19ms 22 Sep 2023 922nd HumanoidCPU 718 123 11ms 2 Mar 2025 922nd Masttest 718 123 11ms 26 Nov 2025 922nd yujqiao 718 123 11ms 16 Dec 2025 922nd matricronia 718 123 19ms 2 Feb 2026 930th AlephSquirrel 718 136 3ms 14 May 2025 931st revlayle 🇺🇸 717 108 447ms 20 Jan 2022 931st primo-ppcg 🇹🇭 717 108 455ms 20 Apr 2022 933rd HallMatthew314 717 157 121ms 24 Jan 2022 934th nullshallot 714 78 309ms 5 Jan 2025 935th emgordon154 713 106 456ms 20 Feb 2025 936th prestosilver 🇺🇸 713 129 394ms 25 days ago 937th Ailko 🇧🇪 712 124 10ms 6 May 2022 937th qwjhvbxi 712 124 13ms 10 Feb 2024 937th leon-w 712 124 10ms 24 Jul 2024 937th jbjd 712 124 20ms 12 Sep 2024 937th smilesformiles3 712 124 11ms 14 Jun 2025 942nd GolfingSuccess 🇬🇷 712 156 39ms 23 days ago 943rd janbehrens 🇩🇪 711 130 2ms 23 Jun 2023 943rd dokutan 711 130 1ms 8 Nov 2025 945th albanian-laundromat 🇺🇸 711 191 27ms 12 Mar 2026 946th jipsong 🇩🇪 708 116 76ms 25 Oct 2023 947th duckyluuk 🇳🇱 707 108 11ms 13 Dec 2024 948th MeWhenI 🇻🇦 707 123 2ms 2 Oct 2024 949th BenBanerjeeRichards 707 125 10ms 22 Apr 2022 949th richard-oelze 🇩🇪 707 125 10ms 8 May 2022 949th vishwathg 707 125 18ms 16 Sep 2022 949th Thonoton 707 125 19ms 24 Feb 2023 949th sandorstormen 707 125 17ms 11 Mar 2023 949th MiranDaniel 🇨🇿 707 125 18ms 28 Apr 2023 949th VictorStenvers 🇳🇱 707 125 18ms 26 Jun 2024 949th Terobero 707 125 19ms 3 Sep 2024 949th LostSyntax21 🇬🇧 707 125 20ms 9 Sep 2024 949th jamesthekee 707 125 10ms 22 Jan 2025 959th jstanley0 706 77 35ms 5 Feb 2022 959th olivermrose 🇺🇸 706 77 39ms 5 Dec 2022 First Prev 881–960 of 1,720 Next Last