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 DialFrost 🇸🇬 783 241 1,410ms 18 Apr 2025 643rd Skleni 782 99 439ms 6 Apr 2023 644th adamnielson42 🇺🇸 781 91 10ms 26 Apr 2023 644th DialFrost 🇸🇬 781 91 2,307ms 25 Oct 2024 644th luuumine 🇫🇷 781 91 10ms 12 Nov 2025 647th commandz0 🇺🇸 781 113 10ms 3 Nov 2022 647th jakobkordez 🇸🇮 781 113 10ms 13 Nov 2022 647th mossprescott 781 113 10ms 16 Jan 2023 647th SB-945 781 113 10ms 19 Aug 2023 647th davitf 781 113 11ms 30 Apr 2024 647th kbeat 🇰🇿 781 113 10ms 18 May 2025 653rd LHLaurini 🇧🇷 781 141 61ms 17 Jul 2024 654th Shanethegamer 🇺🇸 780 104 69ms 4 Dec 2024 655th Shanethegamer 🇺🇸 780 161 41ms 13 Feb 2025 656th MeWhenI 🇻🇦 779 43 4ms 1 Mar 2025 657th lifthrasiir 🇰🇷 778 97 566ms 2 Dec 2024 658th JRaspass 🇬🇧 777 60 3ms 18 Jan 2023 659th primo-ppcg 🇹🇭 777 118 373ms 9 Apr 2022 660th LHLaurini 🇧🇷 777 119 1ms 17 Jul 2024 660th solisolu 777 119 1ms 25 Nov 2025 662nd primo-ppcg 🇹🇭 777 131 6ms 20 Jan 2023 663rd denkyuu1 776 70 35ms 15 days ago 664th Shanethegamer 🇺🇸 776 76 402ms 12 Oct 2022 665th call23re 776 112 2ms 12 Jan 2022 666th kmathis22 776 138 504ms 30 Oct 2025 667th rak1507 🇬🇧 775 40 2ms 10 Jan 2022 667th Frowny 775 40 2ms 13 Jan 2022 667th jared-hughes 775 40 38ms 29 Jul 2022 667th razetime 775 40 2ms 22 Aug 2022 671st stefangimmillaro 775 76 1,333ms 8 Jan 2023 671st MeWhenI 🇻🇦 775 76 1,213ms 10 May 2023 671st error256 775 76 1,384ms 14 Feb 2025 674th aonkeeper4 775 114 9ms 5 Jul 2022 674th frankgraziano 775 114 12ms 8 Jan 2023 674th m42km 775 114 10ms 22 Nov 2023 674th thienudomsrirungruang 775 114 17ms 14 May 2024 674th jtaxen 775 114 10ms 8 Jun 2024 674th CutSandstone 775 114 10ms 8 Jul 2024 680th Steffan153 🇫🇮 775 132 14ms 5 Jul 2024 681st strout 775 145 148ms 15 Aug 2022 682nd andersk 🇺🇸 775 156 216ms 30 Oct 2022 682nd emgordon154 775 156 220ms 14 Mar 2025 684th juliansiebert 🇩🇪 774 72 284ms 24 Jul 2022 685th albanian-laundromat 773 76 963ms 7 Nov 2025 686th MeWhenI 🇻🇦 773 130 41ms 30 Dec 2025 687th maxpelic 🇺🇸 772 92 10ms 5 Jul 2022 687th astdefu 772 92 10ms 10 Dec 2022 687th two-bad 🇬🇧 772 92 10ms 25 Feb 2024 687th KatieLG 🇬🇧 772 92 10ms 8 Jul 2024 691st fuzzylojik-golf 🇺🇸 770 98 453ms 6 Jul 2025 692nd Yewzir 🇧🇪 770 115 145ms 26 Dec 2023 693rd Shanethegamer 🇺🇸 770 157 143ms 8 Oct 2022 694th primo-ppcg 🇹🇭 769 67 15ms 24 Jan 2022 695th Shanethegamer 🇺🇸 768 99 85ms 12 Dec 2022 696th jmerle 🇳🇱 768 115 10ms 22 Jan 2022 696th PiterAnnema 768 115 17ms 23 Mar 2022 696th AGoyet 768 115 10ms 29 Jun 2022 696th Eilonlif 🇮🇱 768 115 9ms 11 Sep 2022 696th IsmaelGSerrano 768 115 9ms 2 Nov 2022 696th bobbysq 768 115 11ms 22 Jan 2023 696th msbranicky 768 115 11ms 25 Jul 2023 696th ArenaGrenade 768 115 10ms 19 Feb 2024 696th NickTheEASDude 🇺🇸 768 115 11ms 15 May 2024 696th dokutan 768 115 9ms 13 Aug 2024 696th maxgodfrey2004 🇨🇦 768 115 10ms 8 Jan 2025 696th Pyroan 768 115 10ms 21 Feb 2025 696th chartung17 768 115 10ms 24 Mar 2025 709th CatsAreFluffy 766 57 47ms 9 Jan 2023 709th xsot 🇸🇬 766 57 53ms 2 Feb 2024 711th frankgraziano 766 130 7ms 11 days ago 712th DialFrost 🇸🇬 765 71 34ms 26 Dec 2024 713th edsrzf 🇳🇿 765 107 80ms 28 Jun 2025 714th GrayJoKing 🇦🇺 765 126 474ms 1 Mar 2022 715th DialFrost 🇸🇬 765 133 6ms 11 Dec 2024 716th Andrey-Plotnikov 764 93 9ms 21 Jun 2025 716th Protothor 764 93 9ms 9 Jul 2025 716th edsrzf 🇳🇿 764 93 2,233ms 1 Sep 2025 719th retrohun 764 121 2ms 30 Dec 2022 719th abc7-12 764 121 1ms 26 Jun 2024 First Prev 641–720 of 1,612 Next Last
