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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 801st m42km 748 101 541ms 4 Feb 2024 802nd ovs-code 🇩🇪 747 70 2ms 8 Nov 2022 803rd 4hg 🇺🇸 747 79 1,316ms 8 Dec 2022 803rd anter69 🇭🇺 747 79 1,340ms 19 Feb 2023 803rd emgordon154 747 79 1,321ms 25 Nov 2024 803rd Shanethegamer 🇺🇸 747 79 1,255ms 9 Apr 2025 807th MeWhenI 🇻🇦 747 123 369ms 30 Jan 2023 808th dokutan 746 79 894ms 8 Sep 2025 809th stefangimmillaro 746 102 113ms 19 Oct 2022 810th Shanethegamer 🇺🇸 746 111 105ms 4 Dec 2025 811th BlankSpruce 746 149 86ms 16 Jan 2022 812th Shanethegamer 🇺🇸 746 251 1,441ms 25 Jan 2025 813th lacrosse 745 73 35ms 28 Nov 2025 814th djeedjay 🇳🇱 745 124 1ms 16 Sep 2022 815th primo-ppcg 🇹🇭 745 144 419ms 4 Apr 2022 815th Lydxn 🇨🇦 745 144 426ms 5 Apr 2022 815th rotary-o 🇯🇵 745 144 432ms 5 May 2023 815th Jacob385 745 144 505ms 28 Oct 2025 819th HumanoidCPU 745 179 331ms 3 Mar 2025 820th MeWhenI 🇻🇦 744 96 147ms 25 Oct 2024 821st emplv 🇱🇻 744 182 25ms 31 Oct 2022 822nd BREMAUCY 🇫🇷 744 316 13ms 15 Dec 2025 823rd madex 🇩🇪 743 96 2,423ms 25 days ago 824th MeWhenI 🇻🇦 743 138 7ms 9 May 2024 825th RYNO8 742 119 11ms 18 Feb 2022 825th eshilo-draper 742 119 11ms 10 Oct 2022 825th georgehulme 742 119 11ms 12 Oct 2022 825th Omega65536 🇩🇪 742 119 11ms 24 Nov 2022 825th Ripick 742 119 11ms 2 Feb 2023 825th Ythaenagor 742 119 11ms 5 Aug 2024 825th PyryL 🇫🇮 742 119 11ms 20 Aug 2024 825th JunkIce 742 119 10ms 25 Nov 2024 825th Stockoh 🇫🇷 742 119 11ms 13 Feb 2025 825th Alban-Boissard 742 119 11ms 14 Jun 2025 835th dokutan 741 102 457ms 13 Aug 2024 835th flekAI 741 102 532ms 3 days ago 837th weliveinhell 🇭🇹 741 180 334ms 4 Oct 2023 837th emgordon154 741 180 310ms 20 Feb 2025 839th BambooleanLogic 🇸🇪 740 96 11ms 20 Aug 2022 839th vroup 🇩🇰 740 96 12ms 2 Oct 2022 839th Ultra814 740 96 11ms 17 Aug 2025 842nd jupj 🇫🇮 739 125 2ms 31 Aug 2022 843rd KenanSi 738 42 2ms 24 Feb 2022 843rd Natanaelel 🇸🇪 738 42 2ms 21 Jun 2022 843rd GolfingSuccess 🇬🇷 738 42 2ms 31 Dec 2022 846th SirBogman 🇺🇸 738 59 32ms 8 Sep 2022 847th emgordon154 738 139 9ms 20 Feb 2025 848th billings7 🇬🇧 737 105 414ms 12 Nov 2023 848th MiffOttah 737 105 422ms 28 Nov 2024 850th JRaspass 🇬🇧 737 181 337ms 23 Sep 2022 851st fkantelberg 736 120 11ms 18 Jul 2023 851st Bmrl7 736 120 10ms 29 Feb 2024 851st elgan65536 🇺🇸 736 120 18ms 1 Apr 2024 851st robin-scragg 736 120 14ms 25 Jul 2025 851st zgialor-lab 736 120 10ms 4 days ago 856th retrohun 736 151 86ms 30 Dec 2022 856th annaproxy 736 151 93ms 5 Jan 2023 858th Waffle3z 735 74 36ms 12 Jan 2022 858th olleicua 🇺🇸 735 74 37ms 16 Feb 2024 858th emgordon154 735 74 36ms 25 Jun 2024 861st yzhs 🇩🇪 734 153 146ms 25 Jun 2023 862nd SirBogman 🇺🇸 734 320 14ms 21 May 2022 863rd KatieLG 🇬🇧 733 103 449ms 27 Oct 2024 864th bac0id 733 126 1ms 3 Jul 2024 865th Yewzir 🇧🇪 733 137 35ms 28 Nov 2023 866th flekAI 733 182 293ms 2 days ago 867th dokutan 732 97 13ms 5 Jun 2025 867th iczelia 🇩🇪 732 97 12ms 26 Sep 2025 867th johnkiernander 732 97 12ms 14 Dec 2025 870th jared-hughes 731 152 439ms 24 Jun 2022 870th Betuaredead 731 152 436ms 7 Jan 2023 872nd ericlangedijk 🇸🇮 730 106 421ms 19 Mar 2022 873rd Natanaelel 🇸🇪 730 121 11ms 12 Jan 2022 873rd NerdyMcNerd42 730 121 11ms 20 Aug 2022 873rd Kloppermand 🇩🇰 730 121 10ms 3 Oct 2022 873rd ehulinsky 🇺🇸 730 121 18ms 15 May 2023 873rd AbhilashaTandon 730 121 11ms 21 Sep 2023 873rd davecame 730 121 11ms 2 Oct 2023 873rd gussy420 730 121 12ms 23 Oct 2023 873rd tobyLovick 730 121 10ms 13 Dec 2023 First Prev 801–880 of 1,653 Next Last