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 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 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization 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 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 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 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 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 601st Steffan153 🇫🇮 775 132 5 Jul 2024 602nd juliansiebert 🇩🇪 773 72 24 Jul 2022 603rd Shanethegamer 🇺🇸 773 76 12 Oct 2022 603rd stefangimmillaro 773 76 8 Jan 2023 603rd MeWhenI 🇻🇦 773 76 10 May 2023 603rd error256 773 76 14 Feb 2025 607th aonkeeper4 773 114 5 Jul 2022 607th jared-hughes 773 114 7 Jul 2022 607th frankgraziano 773 114 8 Jan 2023 607th m42km 773 114 22 Nov 2023 607th thienudomsrirungruang 773 114 14 May 2024 607th jtaxen 773 114 8 Jun 2024 607th CutSandstone 773 114 8 Jul 2024 607th vhoulbreque 🇫🇷 773 114 9 Feb 2025 615th strout 773 145 15 Aug 2022 616th Shanethegamer 🇺🇸 773 157 8 Oct 2022 617th crizin 🇰🇷 773 170 10 Sep 2023 618th call23re 772 112 12 Jan 2022 619th maxpelic 🇺🇸 770 92 5 Jul 2022 619th astdefu 770 92 10 Dec 2022 619th two-bad 🇬🇧 770 92 25 Feb 2024 619th KatieLG 🇬🇧 770 92 8 Jul 2024 623rd c0d3-4-F00d 🇩🇪 770 122 21 Feb 2022 624th DialFrost 🇸🇬 770 142 14 Sep 2024 625th emplv 🇱🇻 769 101 6 Dec 2022 626th Steffan153 🇫🇮 769 106 21 Jun 2024 627th primo-ppcg 🇹🇭 768 67 24 Jan 2022 628th jmerle 🇳🇱 766 115 22 Jan 2022 628th PiterAnnema 766 115 23 Mar 2022 628th AGoyet 766 115 29 Jun 2022 628th Eilonlif 🇮🇱 766 115 11 Sep 2022 628th IsmaelGSerrano 766 115 2 Nov 2022 628th bobbysq 766 115 22 Jan 2023 628th msbranicky 766 115 25 Jul 2023 628th ArenaGrenade 766 115 19 Feb 2024 628th NickTheEASDude 🇺🇸 766 115 15 May 2024 628th dokutan 766 115 13 Aug 2024 628th maxgodfrey2004 🇨🇦 766 115 8 Jan 2025 628th Pyroan 766 115 21 Feb 2025 628th chartung17 766 115 24 Mar 2025 641st Shanethegamer 🇺🇸 765 99 12 Dec 2022 642nd MeWhenI 🇻🇦 765 194 5 Oct 2023 643rd DialFrost 🇸🇬 764 71 26 Dec 2024 644th Jacob385 764 172 17 Sep 2024 645th annaproxy 763 134 24 Dec 2022 646th SirBogman 🇺🇸 763 320 21 May 2022 647th CatsAreFluffy 762 57 9 Jan 2023 647th xsot 🇸🇬 762 57 2 Feb 2024 649th Shanethegamer 🇺🇸 762 73 14 Jun 2024 650th stefangimmillaro 762 102 19 Oct 2022 651st GrayJoKing 🇦🇺 762 126 1 Mar 2022 652nd kejcao 🇨🇦 762 147 3 Aug 2024 653rd jerrandolph 762 174 20 Oct 2023 654th martinnorling 🇸🇪 760 116 18 Feb 2022 654th Indivicivet 760 116 9 May 2022 654th Bonjour27891 🇻🇳 760 116 15 Jul 2022 654th tri1212 🇻🇳 760 116 16 Jul 2022 654th MichalMarsalek 🇨🇿 760 116 30 Nov 2022 654th yzhs 🇩🇪 760 116 25 Jun 2023 654th Attero 🇸🇪 760 116 2 Jan 2024 654th RobertHoeh 760 116 9 Apr 2024 654th Mabeloid 🇳🇴 760 116 7 Oct 2024 654th rollershutter 760 116 24 Feb 2025 664th DialFrost 🇸🇬 759 114 1 Nov 2024 665th MeWhenI 🇻🇦 759 128 21 Jul 2023 666th MeWhenI 🇻🇦 759 138 9 May 2024 667th nwellnhof 🇩🇪 757 88 12 Jul 2022 668th djeedjay 🇳🇱 757 124 16 Sep 2022 669th stackofbears 756 41 20 Feb 2022 669th akamayu-ouo 🇹🇼 756 41 8 Jul 2024 671st m42km 755 101 4 Feb 2024 672nd Shanethegamer 🇺🇸 755 108 13 Nov 2023 673rd MaliPatuljak 755 174 3 Apr 2023 674th Andrey-Plotnikov 754 94 16 May 2023 675th tatzyr 🇯🇵 753 72 28 Dec 2024 Prev 601–675 of 1,379 Next