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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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 795th orifu 749 118 11ms 4 Nov 2024 795th TheZwierzLF 🇵🇱 749 118 11ms 27 May 2025 795th addmai 749 118 10ms 30 Jul 2025 804th tobeannouncd 749 150 144ms 20 Dec 2024 805th dylanarmstrong 748 95 12ms 12 Jan 2024 805th junkondo-jp 748 95 10ms 2 Jun 2024 807th ovs-code 🇩🇪 747 70 2ms 8 Nov 2022 808th 4hg 🇺🇸 747 79 1,537ms 8 Dec 2022 808th anter69 🇭🇺 747 79 1,553ms 19 Feb 2023 808th emgordon154 747 79 1,508ms 25 Nov 2024 808th Shanethegamer 🇺🇸 747 79 1,411ms 9 Apr 2025 812th m42km 747 101 541ms 4 Feb 2024 813th MeWhenI 🇻🇦 747 129 449ms 4 Aug 2023 814th Shanethegamer 🇺🇸 746 111 105ms 4 Dec 2025 815th Shanethegamer 🇺🇸 746 251 1,208ms 25 Jan 2025 816th lacrosse 745 73 37ms 28 Nov 2025 817th emplv 🇱🇻 745 101 116ms 6 Dec 2022 818th MeWhenI 🇻🇦 745 123 380ms 30 Jan 2023 819th djeedjay 🇳🇱 745 124 1ms 16 Sep 2022 820th BlankSpruce 745 149 66ms 16 Jan 2022 821st dokutan 744 79 743ms 8 Sep 2025 822nd MeWhenI 🇻🇦 744 96 136ms 25 Oct 2024 823rd primo-ppcg 🇹🇭 744 144 413ms 4 Apr 2022 823rd Lydxn 🇨🇦 744 144 442ms 5 Apr 2022 823rd rotary-o 🇯🇵 744 144 387ms 5 May 2023 823rd Jacob385 744 144 473ms 28 Oct 2025 827th HumanoidCPU 744 179 331ms 3 Mar 2025 828th BREMAUCY 🇫🇷 744 316 13ms 15 Dec 2025 829th RYNO8 742 119 11ms 18 Feb 2022 829th eshilo-draper 742 119 11ms 10 Oct 2022 829th georgehulme 742 119 11ms 12 Oct 2022 829th Omega65536 🇩🇪 742 119 11ms 24 Nov 2022 829th Ripick 742 119 11ms 2 Feb 2023 829th Ythaenagor 742 119 11ms 5 Aug 2024 829th PyryL 🇫🇮 742 119 11ms 20 Aug 2024 829th JunkIce 742 119 10ms 25 Nov 2024 829th Stockoh 🇫🇷 742 119 11ms 13 Feb 2025 829th Alban-Boissard 742 119 11ms 14 Jun 2025 839th emplv 🇱🇻 742 182 25ms 31 Oct 2022 840th madex 🇩🇪 741 96 2,629ms 21 Mar 2026 841st MeWhenI 🇻🇦 741 138 7ms 9 May 2024 842nd BambooleanLogic 🇸🇪 740 96 11ms 20 Aug 2022 842nd vroup 🇩🇰 740 96 10ms 2 Oct 2022 842nd Ultra814 740 96 10ms 17 Aug 2025 845th dokutan 740 102 457ms 13 Aug 2024 846th weliveinhell 🇭🇹 740 180 334ms 4 Oct 2023 846th emgordon154 740 180 310ms 20 Feb 2025 848th jupj 🇫🇮 739 125 2ms 31 Aug 2022 849th KenanSi 738 42 2ms 24 Feb 2022 849th Natanaelel 🇸🇪 738 42 2ms 21 Jun 2022 849th GolfingSuccess 🇬🇷 738 42 2ms 31 Dec 2022 852nd SirBogman 🇺🇸 738 59 32ms 8 Sep 2022 853rd stefangimmillaro 738 102 108ms 19 Oct 2022 854th billings7 🇬🇧 737 105 451ms 12 Nov 2023 854th MiffOttah 737 105 467ms 28 Nov 2024 856th fkantelberg 736 120 11ms 18 Jul 2023 856th Bmrl7 736 120 10ms 29 Feb 2024 856th elgan65536 🇺🇸 736 120 18ms 1 Apr 2024 856th robin-scragg 736 120 14ms 25 Jul 2025 856th zgialor-lab 736 120 10ms 16 days ago 861st emgordon154 736 139 9ms 20 Feb 2025 862nd JRaspass 🇬🇧 736 181 337ms 23 Sep 2022 863rd Waffle3z 735 74 37ms 12 Jan 2022 863rd olleicua 🇺🇸 735 74 37ms 16 Feb 2024 863rd emgordon154 735 74 38ms 25 Jun 2024 866th retrohun 735 151 63ms 30 Dec 2022 866th annaproxy 735 151 65ms 5 Jan 2023 868th yzhs 🇩🇪 734 153 146ms 25 Jun 2023 869th SirBogman 🇺🇸 734 320 14ms 21 May 2022 870th KatieLG 🇬🇧 733 103 449ms 27 Oct 2024 871st bac0id 733 126 1ms 3 Jul 2024 872nd Yewzir 🇧🇪 733 137 35ms 28 Nov 2023 873rd dokutan 732 97 10ms 5 Jun 2025 873rd iczelia 🇩🇪 732 97 10ms 26 Sep 2025 873rd johnkiernander 732 97 10ms 14 Dec 2025 876th ericlangedijk 🇸🇮 730 106 473ms 19 Mar 2022 877th Natanaelel 🇸🇪 730 121 11ms 12 Jan 2022 877th NerdyMcNerd42 730 121 11ms 20 Aug 2022 877th Kloppermand 🇩🇰 730 121 10ms 3 Oct 2022 877th ehulinsky 🇺🇸 730 121 18ms 15 May 2023 877th AbhilashaTandon 730 121 11ms 21 Sep 2023 877th davecame 730 121 11ms 2 Oct 2023 877th gussy420 730 121 12ms 23 Oct 2023 877th tobyLovick 730 121 10ms 13 Dec 2023 885th jared-hughes 730 152 453ms 24 Jun 2022 885th Betuaredead 730 152 465ms 7 Jan 2023 887th Shanethegamer 🇺🇸 728 138 38ms 6 Sep 2022 888th MeWhenI 🇻🇦 726 72 2ms 13 Nov 2022 889th MeWhenI 🇻🇦 726 81 845ms 15 Sep 2025 890th commandz0 🇺🇸 726 104 596ms 1 Sep 2025 891st dokutan 726 153 63ms 8 Nov 2025 892nd jared-hughes 725 75 38ms 9 Sep 2022 893rd krcs 🇵🇱 725 98 9ms 2 May 2022 893rd stefangimmillaro 725 98 10ms 12 Sep 2024 895th Shanethegamer 🇺🇸 725 180 40ms 23 Apr 2022 896th Blendi-Goose 724 120 2ms 7 Mar 2026 897th jm600 724 122 10ms 19 Apr 2022 897th krcs 🇵🇱 724 122 10ms 29 Apr 2022 897th bbakersmith 724 122 10ms 6 Jun 2022 897th nstearns96 🇬🇧 724 122 11ms 29 Nov 2022 First Prev 801–900 of 1,639 Next Last