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 Minesweeper 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 Binary Lambda Calculus Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 819th tobyLovick 730 121 10ms 13 Dec 2023 827th SirBogman 🇺🇸 730 320 14ms 21 May 2022 828th ericlangedijk 🇸🇮 729 106 394ms 19 Mar 2022 829th retrohun 729 151 57ms 30 Dec 2022 829th annaproxy 729 151 58ms 5 Jan 2023 831st mlugg 728 203 1,759ms 10 Aug 2024 832nd MeWhenI 🇻🇦 726 72 2ms 13 Nov 2022 833rd Shanethegamer 🇺🇸 725 138 46ms 6 Sep 2022 834th jared-hughes 724 75 38ms 9 Sep 2022 835th krcs 🇵🇱 724 98 9ms 2 May 2022 835th stefangimmillaro 724 98 9ms 12 Sep 2024 837th jm600 724 122 10ms 19 Apr 2022 837th krcs 🇵🇱 724 122 10ms 29 Apr 2022 837th bbakersmith 724 122 10ms 6 Jun 2022 837th nstearns96 🇬🇧 724 122 10ms 29 Nov 2022 837th stertooy 🇧🇪 724 122 10ms 11 Jun 2024 837th croc54 724 122 10ms 8 Jan 2025 837th Lv0Sys 🇵🇱 724 122 11ms 30 May 2025 837th Matter1024 🇮🇳 724 122 10ms 69 mins ago 845th janbehrens 🇩🇪 724 130 2ms 23 Jun 2023 845th dokutan 724 130 2ms 7 days ago 847th janbehrens 🇩🇪 724 133 508ms 24 Nov 2022 848th jared-hughes 724 152 377ms 24 Jun 2022 848th Betuaredead 724 152 362ms 7 Jan 2023 850th Shanethegamer 🇺🇸 722 180 45ms 23 Apr 2022 851st GolfingSuccess 🇬🇷 721 43 39ms 22 Jul 2022 851st DialFrost 🇸🇬 721 43 2ms 3 Feb 2024 853rd emgordon154 720 106 686ms 20 Feb 2025 853rd Babafaba 720 106 378ms 8 days ago 855th MeWhenI 🇻🇦 720 139 43ms 17 Feb 2023 856th dokutan 719 153 59ms 7 days ago 857th Frowny 719 156 180ms 11 Jan 2022 858th msbranicky 719 168 161ms 1 Oct 2023 859th gitbedd 🇬🇧 718 123 10ms 10 Jan 2022 859th andre-lameirinhas 🇵🇹 718 123 10ms 8 Aug 2022 859th MaxElf999 718 123 10ms 13 Sep 2022 859th Mikey-Beep 🇬🇧 718 123 10ms 24 Aug 2023 859th bac0id 718 123 16ms 22 Sep 2023 859th HumanoidCPU 718 123 10ms 2 Mar 2025 865th ScottHamper 718 149 308ms 26 Feb 2022 866th GeorgeStechman 🇬🇧 717 99 9ms 19 May 2022 866th vphoebe 717 99 10ms 25 May 2022 866th elisherer 🇮🇱 717 99 9ms 5 Jun 2022 869th revlayle 🇺🇸 716 108 421ms 20 Jan 2022 869th primo-ppcg 🇹🇭 716 108 363ms 20 Apr 2022 871st AlephSquirrel 715 136 4ms 14 May 2025 872nd HallMatthew314 715 157 135ms 24 Jan 2022 873rd nullshallot 714 78 257ms 5 Jan 2025 874th duckyluuk 🇳🇱 714 108 11ms 13 Dec 2024 875th pandapawskat 713 132 2ms 7 Feb 2022 876th dokutan 712 105 133ms 6 Jun 2025 877th HumanoidCPU 712 107 3,275ms 3 Mar 2025 878th Ailko 🇧🇪 712 124 10ms 6 May 2022 878th qwjhvbxi 712 124 10ms 10 Feb 2024 878th leon-w 712 124 9ms 24 Jul 2024 878th jbjd 712 124 16ms 12 Sep 2024 878th smilesformiles3 712 124 10ms 14 Jun 2025 883rd albanian-laundromat 712 265 1,369ms 18 Oct 2025 884th Blendi-Goose 711 122 2ms 19 Jun 2025 885th jgbaldwinbrown 708 133 2ms 13 Oct 2022 885th klixel 🇨🇦 708 133 2ms 27 Nov 2023 887th MeWhenI 🇻🇦 706 123 2ms 2 Oct 2024 888th BenBanerjeeRichards 706 125 10ms 22 Apr 2022 888th richard-oelze 🇩🇪 706 125 10ms 8 May 2022 888th vishwathg 706 125 16ms 16 Sep 2022 888th Thonoton 706 125 16ms 24 Feb 2023 888th sandorstormen 706 125 17ms 11 Mar 2023 888th MiranDaniel 🇨🇿 706 125 16ms 28 Apr 2023 888th Masttest 706 125 16ms 15 Feb 2024 888th VictorStenvers 🇳🇱 706 125 17ms 26 Jun 2024 888th Terobero 706 125 16ms 3 Sep 2024 888th LostSyntax21 🇬🇧 706 125 17ms 9 Sep 2024 888th jamesthekee 706 125 9ms 22 Jan 2025 899th olleicua 🇺🇸 705 44 43ms 11 Mar 2024 900th jstanley0 705 77 34ms 5 Feb 2022 First Prev 826–900 of 1,530 Next Last
