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 710th Pyroan 768 115 10ms 21 Feb 2025 710th chartung17 768 115 10ms 24 Mar 2025 723rd CatsAreFluffy 765 57 47ms 9 Jan 2023 723rd xsot 🇸🇬 765 57 52ms 2 Feb 2024 725th DialFrost 🇸🇬 765 71 36ms 26 Dec 2024 726th edsrzf 🇳🇿 765 93 2,699ms 1 Sep 2025 727th edsrzf 🇳🇿 765 107 80ms 28 Jun 2025 728th GrayJoKing 🇦🇺 765 126 458ms 1 Mar 2022 729th DialFrost 🇸🇬 765 133 6ms 11 Dec 2024 730th jerrandolph 765 174 294ms 20 Oct 2023 731st Andrey-Plotnikov 764 93 10ms 21 Jun 2025 731st Protothor 764 93 10ms 9 Jul 2025 733rd retrohun 764 121 1ms 30 Dec 2022 733rd abc7-12 764 121 1ms 26 Jun 2024 735th kejcao 🇨🇦 764 147 152ms 3 Aug 2024 736th annaproxy 763 134 15ms 24 Dec 2022 737th Shanethegamer 🇺🇸 762 73 263ms 14 Jun 2024 738th DialFrost 🇸🇬 762 114 2ms 1 Nov 2024 739th MeWhenI 🇻🇦 762 194 1,694ms 7 Nov 2025 740th martinnorling 🇸🇪 761 116 9ms 18 Feb 2022 740th Indivicivet 761 116 9ms 9 May 2022 740th Bonjour27891 🇻🇳 761 116 9ms 15 Jul 2022 740th tri1212 🇻🇳 761 116 10ms 16 Jul 2022 740th MichalMarsalek 🇨🇿 761 116 9ms 30 Nov 2022 740th yzhs 🇩🇪 761 116 9ms 25 Jun 2023 740th Attero 🇸🇪 761 116 9ms 2 Jan 2024 740th RobertHoeh 761 116 10ms 9 Apr 2024 740th Mabeloid 🇳🇴 761 116 10ms 7 Oct 2024 740th rollershutter 761 116 10ms 24 Feb 2025 740th JOrE20 761 116 10ms 23 Feb 2026 751st edsrzf 🇳🇿 761 132 43ms 31 Dec 2025 752nd MeWhenI 🇻🇦 761 146 57ms 13 Nov 2022 752nd janbehrens 🇩🇪 761 146 57ms 23 Jun 2023 754th MeWhenI 🇻🇦 760 128 8ms 21 Jul 2023 755th Shanethegamer 🇺🇸 758 108 94ms 13 Nov 2023 756th Ripick 758 121 360ms 11 Jul 2024 757th Yewzir 🇧🇪 758 135 8ms 16 Dec 2023 757th Maximizer02 758 135 7ms 24 Sep 2024 759th DialFrost 🇸🇬 758 142 2ms 14 Sep 2024 760th nwellnhof 🇩🇪 757 88 31ms 12 Jul 2022 761st c0d3-4-F00d 🇩🇪 757 122 2ms 21 Feb 2022 762nd stackofbears 756 41 2ms 20 Feb 2022 762nd akamayu-ouo 🇹🇼 756 41 2ms 8 Jul 2024 762nd AlephSquirrel 756 41 2ms 8 Nov 2025 765th tomh1012 756 94 10ms 21 days ago 766th albanian-laundromat 756 133 42ms 7 Sep 2025 767th tatzyr 🇯🇵 755 72 36ms 28 Dec 2024 768th CedricGebistorf 755 117 10ms 19 Feb 2022 768th sjrct 755 117 9ms 5 Aug 2024 768th FranklinJiaChen 755 117 10ms 10 Aug 2024 768th Artemis21 🇬🇧 755 117 10ms 21 Dec 2024 772nd elgan65536 🇺🇸 755 161 156ms 9 Nov 2023 773rd edsrzf 🇳🇿 755 173 41ms 28 Jun 2025 774th CaedenHarper 🇨🇦 754 78 1,013ms 30 Sep 2025 775th emplv 🇱🇻 754 101 111ms 6 Dec 2022 776th Steffan153 🇫🇮 754 135 6ms 12 Mar 2023 777th JOrE20 754 179 26ms 18 Feb 2026 778th emgordon154 753 128 553ms 3 Jun 2025 779th KrausRaus 🇺🇸 751 117 2ms 15 Oct 2023 780th iczelia 🇩🇪 751 123 1ms 24 Sep 2025 781st Shanethegamer 🇺🇸 751 251 1,460ms 25 Jan 2025 782nd emgordon154 750 95 136ms 15 Nov 2024 783rd bac0id 750 148 61ms 3 Jul 2024 784th chlorobenzene12 749 116 2ms 26 Dec 2022 785th tobeannouncd 749 150 144ms 20 Dec 2024 786th dylanarmstrong 748 95 10ms 12 Jan 2024 786th junkondo-jp 748 95 10ms 2 Jun 2024 788th m42km 748 101 414ms 4 Feb 2024 789th Tess2662 748 118 9ms 8 Sep 2022 789th CheeseCake628 🇳🇴 748 118 9ms 20 Mar 2023 789th randolchance 748 118 10ms 20 Mar 2023 789th jeff-at-tamer-dot-codes 🇺🇸 748 118 10ms 19 May 2023 789th gabe-gallegos 748 118 9ms 19 May 2024 789th martion2007 748 118 10ms 14 Aug 2024 789th orifu 748 118 9ms 4 Nov 2024 789th TheZwierzLF 🇵🇱 748 118 10ms 27 May 2025 789th addmai 748 118 10ms 30 Jul 2025 798th ovs-code 🇩🇪 747 70 2ms 8 Nov 2022 799th MeWhenI 🇻🇦 747 129 449ms 4 Aug 2023 800th 4hg 🇺🇸 746 79 1,316ms 8 Dec 2022 First Prev 721–800 of 1,630 Next Last