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 561st adamnielson42 🇺🇸 777 91 14ms 26 Apr 2023 561st luuumine 🇫🇷 777 91 11ms 12 Nov 2025 563rd Skleni 777 99 402ms 6 Apr 2023 564th MichalMarsalek 🇨🇿 777 117 412ms 21 Apr 2022 565th DialFrost 🇸🇬 776 113 151ms 24 May 2025 566th hellwue 775 89 12ms 8 Feb 2023 566th elgan65536 🇺🇸 775 89 18ms 29 Mar 2024 566th AdamMorris377 775 89 11ms 29 Jul 2024 566th RaBa21 🇭🇺 775 89 20ms 19 Jul 2025 570th andersk 🇺🇸 775 156 229ms 30 Oct 2022 570th emgordon154 775 156 232ms 14 Mar 2025 572nd DialFrost 🇸🇬 774 91 2,544ms 25 Oct 2024 573rd xsot 🇸🇬 773 58 39ms 6 Jul 2025 573rd sean-niemann 🇺🇸 773 58 35ms 3 Aug 2025 575th LHLaurini 🇧🇷 773 119 1ms 17 Jul 2024 575th solisolu 773 119 1ms 25 Nov 2025 577th DialFrost 🇸🇬 773 241 1,439ms 18 Apr 2025 578th primo-ppcg 🇹🇭 772 131 7ms 20 Jan 2023 579th kmathis22 772 138 486ms 30 Oct 2025 580th nwellnhof 🇩🇪 771 54 5ms 22 May 2022 581st clockworknazo 771 85 4ms 25 Mar 2023 582nd call23re 771 112 2ms 12 Jan 2022 583rd primo-ppcg 🇹🇭 771 118 373ms 9 Apr 2022 584th strout 771 145 148ms 15 Aug 2022 585th Shanethegamer 🇺🇸 770 157 155ms 8 Oct 2022 586th scpchicken 🇵🇼 769 55 144ms 13 Mar 2022 587th MeWhenI 🇻🇦 769 130 41ms 30 Dec 2025 588th maxpelic 🇺🇸 768 92 13ms 5 Jul 2022 588th astdefu 768 92 13ms 10 Dec 2022 588th two-bad 🇬🇧 768 92 12ms 25 Feb 2024 588th dokutan 768 92 12ms 15 Jun 2025 592nd Steffan153 🇫🇮 768 132 14ms 5 Jul 2024 593rd sjrct 767 90 10ms 5 Aug 2024 593rd webmiche 767 90 13ms 3 Nov 2025 595th Shanethegamer 🇺🇸 766 76 426ms 12 Oct 2022 596th frankgraziano 766 130 6ms 22 Feb 2026 597th ovs-code 🇩🇪 765 34 41ms 14 May 2024 598th juliansiebert 🇩🇪 765 72 313ms 24 Jul 2022 599th stefangimmillaro 765 76 1,333ms 8 Jan 2023 599th MeWhenI 🇻🇦 765 76 1,213ms 10 May 2023 599th error256 765 76 1,384ms 14 Feb 2025 602nd albanian-laundromat 🇺🇸 763 76 935ms 7 Nov 2025 603rd Yewzir 🇧🇪 763 115 195ms 26 Dec 2023 604th jerrandolph 762 174 327ms 20 Oct 2023 605th rak1507 🇬🇧 761 40 2ms 10 Jan 2022 605th Frowny 761 40 2ms 13 Jan 2022 605th razetime 761 40 2ms 22 Aug 2022 608th MeWhenI 🇻🇦 761 43 4ms 1 Mar 2025 609th DialFrost 🇸🇬 761 133 7ms 11 Dec 2024 610th MeWhenI 🇻🇦 761 194 1,694ms 7 Nov 2025 611th MeWhenI 🇻🇦 760 59 35ms 24 Aug 2022 611th janlelis 760 59 36ms 21 Sep 2024 613th emgordon154 760 81 492ms 1 Aug 2024 614th Andrey-Plotnikov 760 93 13ms 21 Jun 2025 614th Protothor 760 93 11ms 9 Jul 2025 616th retrohun 760 121 1ms 30 Dec 2022 616th abc7-12 760 121 1ms 26 Jun 2024 618th kejcao 🇨🇦 760 147 152ms 3 Aug 2024 619th primo-ppcg 🇹🇭 759 67 15ms 24 Jan 2022 620th P-Quentin 🇫🇷 758 91 12ms 5 Aug 2022 620th Rubiksmath 758 91 18ms 28 Jun 2024 620th wh3n3v3r 🇨🇿 758 91 11ms 11 Nov 2024 623rd GrayJoKing 🇦🇺 758 126 458ms 1 Mar 2022 624th xsot 🇸🇬 757 55 3ms 6 Jul 2025 625th dokutan 757 81 133ms 15 Jun 2025 626th edsrzf 🇳🇿 757 93 2,524ms 1 Sep 2025 627th DialFrost 🇸🇬 757 114 2ms 1 Nov 2024 628th edsrzf 🇳🇿 757 132 43ms 31 Dec 2025 629th annaproxy 757 134 15ms 24 Dec 2022 630th MeWhenI 🇻🇦 757 146 88ms 13 Nov 2022 630th janbehrens 🇩🇪 757 146 89ms 23 Jun 2023 632nd Shanethegamer 🇺🇸 754 73 239ms 14 Jun 2024 633rd c0d3-4-F00d 🇩🇪 754 122 2ms 21 Feb 2022 634th ovs-code 🇩🇪 753 87 4ms 8 Mar 2023 635th MeWhenI 🇻🇦 753 128 8ms 21 Jul 2023 636th tomh1012 752 94 12ms 12 Mar 2026 637th Ripick 752 121 360ms 11 Jul 2024 638th DialFrost 🇸🇬 752 142 2ms 14 Sep 2024 639th albanian-laundromat 🇺🇸 751 133 42ms 7 Sep 2025 640th edsrzf 🇳🇿 751 173 41ms 28 Jun 2025 First Prev 561–640 of 1,622 Next Last