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 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 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 ><> ALGOL 68 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 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 ><> ALGOL 68 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 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 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 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 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 641st AlephSquirrel 783 130 6ms 21 Oct 2024 642nd Yewzir 🇧🇪 783 135 7ms 16 Dec 2023 642nd Maximizer02 783 135 7ms 24 Sep 2024 644th DialFrost 🇸🇬 783 241 1,410ms 18 Apr 2025 645th Skleni 782 99 439ms 6 Apr 2023 646th adamnielson42 🇺🇸 781 91 10ms 26 Apr 2023 646th DialFrost 🇸🇬 781 91 2,307ms 25 Oct 2024 646th luuumine 🇫🇷 781 91 10ms 12 Nov 2025 649th commandz0 🇺🇸 781 113 10ms 3 Nov 2022 649th jakobkordez 🇸🇮 781 113 10ms 13 Nov 2022 649th mossprescott 781 113 10ms 16 Jan 2023 649th SB-945 781 113 10ms 19 Aug 2023 649th davitf 781 113 11ms 30 Apr 2024 649th kbeat 🇰🇿 781 113 10ms 18 May 2025 655th LHLaurini 🇧🇷 781 141 61ms 17 Jul 2024 656th Shanethegamer 🇺🇸 780 104 69ms 4 Dec 2024 657th Shanethegamer 🇺🇸 780 161 41ms 13 Feb 2025 658th MeWhenI 🇻🇦 779 43 4ms 1 Mar 2025 659th lifthrasiir 🇰🇷 778 97 566ms 2 Dec 2024 660th JRaspass 🇬🇧 777 60 3ms 18 Jan 2023 661st primo-ppcg 🇹🇭 777 118 373ms 9 Apr 2022 662nd LHLaurini 🇧🇷 777 119 1ms 17 Jul 2024 662nd solisolu 777 119 1ms 25 Nov 2025 664th primo-ppcg 🇹🇭 777 131 6ms 20 Jan 2023 665th denkyuu1 776 70 35ms 14 days ago 666th Shanethegamer 🇺🇸 776 76 402ms 12 Oct 2022 667th call23re 776 112 2ms 12 Jan 2022 668th kmathis22 776 138 504ms 30 Oct 2025 669th rak1507 🇬🇧 775 40 2ms 10 Jan 2022 669th Frowny 775 40 2ms 13 Jan 2022 669th jared-hughes 775 40 38ms 29 Jul 2022 669th razetime 775 40 2ms 22 Aug 2022 673rd stefangimmillaro 775 76 1,333ms 8 Jan 2023 673rd MeWhenI 🇻🇦 775 76 1,213ms 10 May 2023 673rd error256 775 76 1,384ms 14 Feb 2025 676th aonkeeper4 775 114 9ms 5 Jul 2022 676th frankgraziano 775 114 12ms 8 Jan 2023 676th m42km 775 114 10ms 22 Nov 2023 676th thienudomsrirungruang 775 114 17ms 14 May 2024 676th jtaxen 775 114 10ms 8 Jun 2024 676th CutSandstone 775 114 10ms 8 Jul 2024 682nd Steffan153 🇫🇮 775 132 14ms 5 Jul 2024 683rd strout 775 145 148ms 15 Aug 2022 684th andersk 🇺🇸 775 156 216ms 30 Oct 2022 684th emgordon154 775 156 220ms 14 Mar 2025 686th juliansiebert 🇩🇪 774 72 284ms 24 Jul 2022 687th albanian-laundromat 773 76 963ms 7 Nov 2025 688th MeWhenI 🇻🇦 773 130 41ms 30 Dec 2025 689th maxpelic 🇺🇸 772 92 10ms 5 Jul 2022 689th astdefu 772 92 10ms 10 Dec 2022 689th two-bad 🇬🇧 772 92 10ms 25 Feb 2024 689th KatieLG 🇬🇧 772 92 10ms 8 Jul 2024 693rd fuzzylojik-golf 🇺🇸 770 98 453ms 6 Jul 2025 694th Yewzir 🇧🇪 770 115 145ms 26 Dec 2023 695th Shanethegamer 🇺🇸 770 157 143ms 8 Oct 2022 696th primo-ppcg 🇹🇭 769 67 15ms 24 Jan 2022 697th Shanethegamer 🇺🇸 768 99 85ms 12 Dec 2022 698th jmerle 🇳🇱 768 115 10ms 22 Jan 2022 698th PiterAnnema 768 115 17ms 23 Mar 2022 698th AGoyet 768 115 10ms 29 Jun 2022 698th Eilonlif 🇮🇱 768 115 9ms 11 Sep 2022 698th IsmaelGSerrano 768 115 9ms 2 Nov 2022 698th bobbysq 768 115 11ms 22 Jan 2023 698th msbranicky 768 115 11ms 25 Jul 2023 698th ArenaGrenade 768 115 10ms 19 Feb 2024 698th NickTheEASDude 🇺🇸 768 115 11ms 15 May 2024 698th dokutan 768 115 9ms 13 Aug 2024 698th maxgodfrey2004 🇨🇦 768 115 10ms 8 Jan 2025 698th Pyroan 768 115 10ms 21 Feb 2025 698th chartung17 768 115 10ms 24 Mar 2025 711th CatsAreFluffy 766 57 47ms 9 Jan 2023 711th xsot 🇸🇬 766 57 53ms 2 Feb 2024 713th frankgraziano 766 130 7ms 11 days ago 714th MeWhenI 🇻🇦 766 138 8ms 9 May 2024 715th DialFrost 🇸🇬 765 71 34ms 26 Dec 2024 716th edsrzf 🇳🇿 765 107 80ms 28 Jun 2025 717th GrayJoKing 🇦🇺 765 126 474ms 1 Mar 2022 718th DialFrost 🇸🇬 765 133 6ms 11 Dec 2024 719th Andrey-Plotnikov 764 93 9ms 21 Jun 2025 719th Protothor 764 93 9ms 9 Jul 2025 First Prev 641–720 of 1,611 Next Last
