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 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 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 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 Transpose Sentence Trinomial Triangle 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 Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 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 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 Transpose Sentence Trinomial Triangle 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 Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 751st 4hg 🇺🇸 746 79 950ms 8 Dec 2022 751st anter69 🇭🇺 746 79 1,014ms 19 Feb 2023 751st emgordon154 746 79 1,037ms 25 Nov 2024 751st Shanethegamer 🇺🇸 746 79 968ms 9 Apr 2025 755th MeWhenI 🇻🇦 744 123 450ms 30 Jan 2023 756th primo-ppcg 🇹🇭 743 144 442ms 4 Apr 2022 756th Lydxn 🇨🇦 743 144 502ms 5 Apr 2022 756th rotary-o 🇯🇵 743 144 379ms 5 May 2023 756th MeWhenI 🇻🇦 743 144 397ms 9 Aug 2023 756th Steffan153 🇫🇮 743 144 551ms 24 Feb 2024 761st bac0id 743 148 69ms 3 Jul 2024 762nd HumanoidCPU 743 179 251ms 3 Mar 2025 763rd RYNO8 742 119 10ms 18 Feb 2022 763rd eshilo-draper 742 119 12ms 10 Oct 2022 763rd georgehulme 742 119 12ms 12 Oct 2022 763rd Omega65536 🇩🇪 742 119 13ms 24 Nov 2022 763rd Ripick 742 119 11ms 2 Feb 2023 763rd Ythaenagor 742 119 11ms 5 Aug 2024 763rd PyryL 🇫🇮 742 119 15ms 20 Aug 2024 763rd JunkIce 742 119 11ms 25 Nov 2024 763rd Stockoh 🇫🇷 742 119 11ms 13 Feb 2025 763rd Alban-Boissard 742 119 14ms 14 Jun 2025 763rd Flekay 🇩🇪 742 119 14ms 10 Jul 2025 774th edsrzf 🇳🇿 742 164 291ms 29 Jul 2025 775th KatieLG 🇬🇧 741 103 455ms 27 Oct 2024 776th BambooleanLogic 🇸🇪 739 96 10ms 20 Aug 2022 776th vroup 🇩🇰 739 96 10ms 2 Oct 2022 776th Ultra814 739 96 12ms 17 Aug 2025 779th weliveinhell 🇭🇹 739 180 283ms 4 Oct 2023 779th emgordon154 739 180 273ms 20 Feb 2025 781st emplv 🇱🇻 739 182 28ms 31 Oct 2022 782nd KenanSi 738 42 3ms 24 Feb 2022 782nd Natanaelel 🇸🇪 738 42 3ms 21 Jun 2022 782nd GolfingSuccess 🇬🇷 738 42 3ms 31 Dec 2022 785th BlankSpruce 738 149 64ms 16 Jan 2022 786th SirBogman 🇺🇸 737 59 39ms 8 Sep 2022 787th billings7 🇬🇧 736 105 360ms 12 Nov 2023 787th MiffOttah 736 105 377ms 28 Nov 2024 789th MeWhenI 🇻🇦 736 174 50ms 13 Feb 2025 790th fkantelberg 735 120 11ms 18 Jul 2023 790th Bmrl7 735 120 11ms 29 Feb 2024 790th elgan65536 735 120 18ms 1 Apr 2024 790th mossiegoat 735 120 11ms 25 Jul 2025 794th jared-hughes 735 128 2ms 17 Mar 2022 795th JRaspass 🇬🇧 735 181 275ms 23 Sep 2022 796th Waffle3z 734 74 48ms 12 Jan 2022 796th olleicua 🇺🇸 734 74 36ms 16 Feb 2024 796th emgordon154 734 74 54ms 25 Jun 2024 799th commandblockguy 🇺🇸 734 104 882ms 1 Sep 2025 800th yzhs 🇩🇪 734 153 176ms 25 Jun 2023 801st dokutan 732 97 9ms 5 Jun 2025 801st iczelia 🇩🇪 732 97 9ms 26 Sep 2025 803rd GolfingSuccess 🇬🇷 731 80 7ms 17 Aug 2024 804th Yewzir 🇧🇪 731 137 39ms 28 Nov 2023 805th SirBogman 🇺🇸 730 320 19ms 21 May 2022 806th ericlangedijk 🇸🇮 729 106 394ms 19 Mar 2022 807th Natanaelel 🇸🇪 729 121 11ms 12 Jan 2022 807th NerdyMcNerd42 729 121 10ms 20 Aug 2022 807th Kloppermand 🇩🇰 729 121 11ms 3 Oct 2022 807th ehulinsky 🇺🇸 729 121 18ms 15 May 2023 807th AbhilashaTandon 729 121 10ms 21 Sep 2023 807th davecame 729 121 11ms 2 Oct 2023 807th gussy420 729 121 11ms 23 Oct 2023 807th tobyLovick 729 121 14ms 13 Dec 2023 815th retrohun 729 151 66ms 30 Dec 2022 815th annaproxy 729 151 66ms 5 Jan 2023 817th MeWhenI 🇻🇦 726 72 2ms 13 Nov 2022 818th Shanethegamer 🇺🇸 725 138 46ms 6 Sep 2022 819th jared-hughes 724 75 38ms 9 Sep 2022 820th krcs 🇵🇱 724 98 9ms 2 May 2022 820th stefangimmillaro 724 98 10ms 12 Sep 2024 822nd janbehrens 🇩🇪 724 130 2ms 23 Jun 2023 823rd janbehrens 🇩🇪 724 133 508ms 24 Nov 2022 824th jared-hughes 724 152 412ms 24 Jun 2022 824th Betuaredead 724 152 406ms 7 Jan 2023 First Prev 751–825 of 1,513 Next Last
