ISBN in all languages 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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 676th martinnorling 🇸🇪 760 116 18 Feb 2022 676th Indivicivet 760 116 9 May 2022 676th Bonjour27891 🇻🇳 760 116 15 Jul 2022 676th tri1212 🇻🇳 760 116 16 Jul 2022 676th MichalMarsalek 🇨🇿 760 116 30 Nov 2022 676th yzhs 🇩🇪 760 116 25 Jun 2023 676th Attero 🇸🇪 760 116 2 Jan 2024 676th RobertHoeh 760 116 9 Apr 2024 676th Mabeloid 🇳🇴 760 116 7 Oct 2024 676th rollershutter 760 116 24 Feb 2025 686th DialFrost 🇸🇬 759 114 1 Nov 2024 687th MeWhenI 🇻🇦 759 128 21 Jul 2023 688th MeWhenI 🇻🇦 759 138 9 May 2024 689th Shanethegamer 🇺🇸 758 108 13 Nov 2023 690th djeedjay 🇳🇱 758 124 16 Sep 2022 691st nwellnhof 🇩🇪 757 88 12 Jul 2022 692nd stackofbears 756 41 20 Feb 2022 692nd akamayu-ouo 🇹🇼 756 41 8 Jul 2024 694th m42km 755 101 4 Feb 2024 695th MaliPatuljak 755 174 3 Apr 2023 696th CedricGebistorf 754 117 19 Feb 2022 696th sjrct 754 117 5 Aug 2024 696th FranklinJiaChen 754 117 10 Aug 2024 696th Artemis21 🇬🇧 754 117 21 Dec 2024 700th tatzyr 🇯🇵 753 72 28 Dec 2024 701st emgordon154 753 128 3 Jun 2025 702nd emgordon154 753 139 20 Feb 2025 703rd elgan65536 753 161 9 Nov 2023 704th jupj 🇫🇮 752 125 31 Aug 2022 705th MeWhenI 🇻🇦 752 146 13 Nov 2022 705th janbehrens 🇩🇪 752 146 23 Jun 2023 707th msbranicky 750 175 8 Sep 2023 708th dokutan 748 102 13 Aug 2024 708th CaedenHarper 🇨🇦 748 102 18 Jan 2025 710th Tess2662 748 118 8 Sep 2022 710th CheeseCake628 🇳🇴 748 118 20 Mar 2023 710th randolchance 748 118 20 Mar 2023 710th jeff-at-tamer-dot-codes 🇺🇸 748 118 19 May 2023 710th gabe-gallegos 748 118 19 May 2024 710th martion2007 748 118 14 Aug 2024 710th orifu 748 118 4 Nov 2024 710th snoozingnewt 🇺🇸 748 118 14 Jan 2025 710th TheZwierzLF 🇵🇱 748 118 27 May 2025 719th KrausRaus 🇺🇸 747 117 15 Oct 2023 720th MeWhenI 🇻🇦 747 129 4 Aug 2023 721st tobeannouncd 747 150 20 Dec 2024 722nd ovs-code 🇩🇪 746 70 8 Nov 2022 723rd dylanarmstrong 746 95 12 Jan 2024 723rd junkondo-jp 746 95 2 Jun 2024 725th chlorobenzene12 746 116 26 Dec 2022 726th bac0id 746 126 3 Jul 2024 727th Shanethegamer 🇺🇸 746 251 25 Jan 2025 728th edsrzf 🇳🇿 745 173 11 days ago 729th 4hg 🇺🇸 744 79 8 Dec 2022 729th anter69 🇭🇺 744 79 19 Feb 2023 729th emgordon154 744 79 25 Nov 2024 729th Shanethegamer 🇺🇸 744 79 9 Apr 2025 733rd edsrzf 🇳🇿 743 134 11 days ago 734th bac0id 742 148 3 Jul 2024 735th ravnskjaer 🇩🇰 742 177 20 Dec 2024 736th HumanoidCPU 742 179 3 Mar 2025 737th KatieLG 🇬🇧 741 103 27 Oct 2024 738th RYNO8 741 119 18 Feb 2022 738th eshilo-draper 741 119 10 Oct 2022 738th georgehulme 741 119 12 Oct 2022 738th Omega65536 🇩🇪 741 119 24 Nov 2022 738th Ripick 741 119 2 Feb 2023 738th Ythaenagor 741 119 5 Aug 2024 738th PyryL 🇫🇮 741 119 20 Aug 2024 738th JunkIce 741 119 25 Nov 2024 738th Stockoh 🇫🇷 741 119 13 Feb 2025 738th Alban-Boissard 741 119 24 days ago 748th emplv 🇱🇻 739 182 31 Oct 2022 749th KenanSi 738 42 24 Feb 2022 749th Natanaelel 🇸🇪 738 42 21 Jun 2022 Prev 676–750 of 1,429 Next