ISBN in all languages in chars. 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 Chars Time Submitted 799th StefanHabel 🇨🇦 690 100 12ms 5 Sep 2023 799th MeWhenI 🇻🇦 690 100 12ms 7 Dec 2023 799th lynn 690 100 10ms 21 Jun 2024 799th ryyyn 🇺🇸 690 100 10ms 28 Oct 2025 799th CaedenHarper 🇨🇦 690 100 11ms 30 Nov 2025 806th Shanethegamer 🇺🇸 689 89 139ms 8 Jan 2025 806th emplv 🇱🇻 689 89 153ms 28 Mar 2025 806th ovs-code 🇩🇪 689 89 141ms 17 Apr 2025 809th snoozingnewt 🇨🇦 688 119 101ms 5 Dec 2025 810th janbehrens 🇩🇪 688 155 409ms 23 Jun 2023 811th retrohun 687 75 2ms 9 Nov 2022 812th Yewzir 🇧🇪 687 112 420ms 1 Dec 2023 812th michelebastione 🇮🇹 687 112 419ms 20 Sep 2025 814th kkoenig 687 193 328ms 1 Jan 2024 814th rifatx 687 193 332ms 23 Jul 2024 816th denkyuu1 686 103 11ms 23 Feb 2026 817th cbrt-x 686 163 148ms 18 Sep 2023 818th luuumine 🇫🇷 686 176 157ms 24 Nov 2025 819th janbehrens 🇩🇪 685 85 303ms 23 Jun 2023 820th RockOfStone 685 126 1ms 30 Jul 2022 821st lynn 684 38 41ms 22 Jul 2022 822nd m-tkach 🇺🇦 684 90 530ms 21 Jan 2024 823rd 0e4ef622 683 101 11ms 21 Jun 2022 823rd bricknellj 683 101 15ms 22 Jun 2024 823rd blaztoma 🇱🇹 683 101 11ms 8 Mar 2026 826th DialFrost 🇸🇬 682 90 159ms 3 Nov 2024 827th IlkkaTakala 682 162 100ms 1 Dec 2023 828th error256 680 66 37ms 8 May 2025 829th MeWhenI 🇻🇦 680 81 248ms 28 Jan 2023 830th a6166231 🇨🇳 680 104 14ms 29 May 2025 831st bumchen 678 163 65ms 6 Apr 2023 832nd DialFrost 🇸🇬 677 84 5ms 14 Aug 2024 833rd bizy-coder 677 91 410ms 1 Apr 2024 833rd MeWhenI 🇻🇦 677 91 489ms 24 May 2024 833rd AlephSquirrel 677 91 496ms 3 Jul 2024 833rd CaedenHarper 🇨🇦 677 91 505ms 30 Nov 2025 837th MeWhenI 🇻🇦 677 346 12ms 28 Aug 2023 838th gnuvince 676 45 2ms 29 Jun 2025 839th b10011 🇫🇮 676 102 10ms 14 Jan 2023 839th bzijlema 🇳🇱 676 102 10ms 15 Oct 2024 839th moustave 676 102 11ms 25 Jun 2025 839th FoxInTheClouds 676 102 11ms 20 Feb 2026 839th edsrzf 🇳🇿 676 102 10ms 4 Mar 2026 839th madex 🇩🇪 676 102 10ms 26 days ago 839th firegene 🇮🇪 676 102 10ms 18 days ago 839th Emutis 🇱🇹 676 102 11ms 9 days ago 847th HumanoidCPU 676 136 1ms 4 Mar 2025 848th Shanethegamer 🇺🇸 675 99 87ms 12 Dec 2022 849th fabianrieder 675 114 429ms 6 Apr 2023 850th fantaize 675 179 149ms 10 Mar 2026 851st prestosilver 🇺🇸 674 164 62ms 18 days ago 852nd jacobly0 🇺🇸 674 193 41ms 18 Sep 2025 853rd MeWhenI 🇻🇦 674 199 25ms 2 Oct 2024 854th alexsave 673 105 12ms 8 Nov 2024 854th acollett89 673 105 11ms 1 Aug 2025 854th LordSir101 673 105 12ms 16 Aug 2025 857th MeWhenI 🇻🇦 672 246 8ms 30 Nov 2023 858th violeta-desantis 671 137 2ms 27 Sep 2023 859th inventshah 670 92 557ms 21 Jan 2024 860th janbehrens 🇩🇪 670 103 11ms 23 Jun 2023 860th orthoplex 🇨🇽 670 103 10ms 25 Nov 2023 860th abc7-12 670 103 10ms 26 Jun 2024 860th Lv0Sys 🇵🇱 670 103 10ms 6 Dec 2025 860th FortuiteMan 🇫🇷 670 103 14ms 18 Dec 2025 865th bac0id 670 159 424ms 26 Sep 2023 866th msbranicky 670 165 74ms 20 Aug 2023 866th Herbert00709 🇵🇱 670 165 69ms 26 days ago 868th stefangimmillaro 669 67 40ms 26 Dec 2024 869th janbehrens 🇩🇪 669 115 386ms 23 Jun 2023 870th albanian-laundromat 🇺🇸 669 350 12ms 7 days ago 871st SirBogman 🇺🇸 668 59 32ms 8 Sep 2022 872nd SirBogman 🇺🇸 667 39 41ms 4 Oct 2022 873rd zakariamouhid 667 106 11ms 14 May 2023 874th Yewzir 🇧🇪 666 87 975ms 15 Nov 2025 875th SirBogman 🇺🇸 666 150 38ms 4 Dec 2022 876th varhammer 666 152 7ms 7 Nov 2024 877th Schmitt-Very-Cool 666 160 471ms 30 Sep 2025 878th swbbl 663 83 247ms 5 Feb 2022 878th Feniske 🇫🇷 663 83 243ms 8 Aug 2022 880th VictorFordham 663 104 10ms 20 Feb 2023 First Prev 801–880 of 1,623 Next Last