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 641st tomh1012 752 94 10ms 12 Mar 2026 642nd albanian-laundromat 🇺🇸 752 133 42ms 7 Sep 2025 643rd edsrzf 🇳🇿 752 173 41ms 28 Jun 2025 644th JOrE20 752 179 26ms 18 Feb 2026 645th edsrzf 🇳🇿 751 97 62ms 7 Oct 2025 646th elgan65536 🇺🇸 751 161 152ms 9 Nov 2023 647th DialFrost 🇸🇬 751 232 1,672ms 6 days ago 648th Starwort 🇬🇧 750 92 11ms 17 Mar 2023 648th cingulataluke 750 92 13ms 29 Aug 2023 648th cuvam 🇺🇸 750 92 18ms 5 hours ago 651st Steffan153 🇫🇮 750 135 7ms 12 Mar 2023 652nd emgordon154 749 128 553ms 3 Jun 2025 653rd anter69 🇭🇺 748 60 41ms 12 Feb 2024 654th emplv 🇱🇻 748 101 116ms 6 Dec 2022 655th iczelia 🇩🇪 748 123 1ms 24 Sep 2025 656th Shanethegamer 🇺🇸 748 251 1,219ms 25 Jan 2025 657th nwellnhof 🇩🇪 747 88 36ms 12 Jul 2022 658th bac0id 747 148 68ms 3 Jul 2024 659th KrausRaus 🇺🇸 746 117 2ms 15 Oct 2023 660th tobeannouncd 746 150 144ms 20 Dec 2024 661st Frowny 745 53 32ms 11 Jan 2022 662nd CaedenHarper 🇨🇦 745 78 938ms 30 Sep 2025 663rd chlorobenzene12 745 116 2ms 26 Dec 2022 664th dylanarmstrong 744 95 13ms 12 Jan 2024 664th junkondo-jp 744 95 12ms 2 Jun 2024 666th HumanoidCPU 743 83 453ms 2 Mar 2025 667th MeWhenI 🇻🇦 743 129 449ms 4 Aug 2023 668th BREMAUCY 🇫🇷 743 316 13ms 15 Dec 2025 669th stackofbears 742 41 2ms 20 Feb 2022 669th akamayu-ouo 🇹🇼 742 41 2ms 8 Jul 2024 669th AlephSquirrel 742 41 2ms 8 Nov 2025 672nd QuincyNash 🇺🇸 742 93 19ms 21 Jan 2022 673rd Shanethegamer 🇺🇸 742 111 105ms 4 Dec 2025 674th djeedjay 🇳🇱 742 124 1ms 16 Sep 2022 675th BlankSpruce 742 149 70ms 16 Jan 2022 676th HumanoidCPU 742 179 331ms 3 Mar 2025 677th stefangimmillaro 741 102 108ms 19 Oct 2022 678th MeWhenI 🇻🇦 741 123 369ms 30 Jan 2023 679th primo-ppcg 🇹🇭 741 144 419ms 4 Apr 2022 679th Lydxn 🇨🇦 741 144 426ms 5 Apr 2022 679th rotary-o 🇯🇵 741 144 432ms 5 May 2023 679th Jacob385 741 144 505ms 28 Oct 2025 683rd emplv 🇱🇻 740 182 25ms 31 Oct 2022 684th weliveinhell 🇭🇹 738 180 334ms 4 Oct 2023 684th emgordon154 738 180 310ms 20 Feb 2025 686th 4hg 🇺🇸 737 79 1,537ms 8 Dec 2022 686th anter69 🇭🇺 737 79 1,553ms 19 Feb 2023 686th emgordon154 737 79 1,508ms 25 Nov 2024 686th Shanethegamer 🇺🇸 737 79 1,481ms 9 Apr 2025 690th SirBogman 🇺🇸 736 61 44ms 21 May 2022 690th Shanethegamer 🇺🇸 736 61 39ms 27 May 2022 690th canissimia 🇦🇶 736 61 41ms 18 Jul 2022 693rd ovs-code 🇩🇪 736 70 2ms 8 Nov 2022 694th dokutan 736 79 894ms 8 Sep 2025 695th BambooleanLogic 🇸🇪 736 96 14ms 20 Aug 2022 695th vroup 🇩🇰 736 96 11ms 2 Oct 2022 695th Ultra814 736 96 11ms 17 Aug 2025 698th jupj 🇫🇮 736 125 2ms 31 Aug 2022 699th madex 🇩🇪 735 96 2,423ms 21 Mar 2026 700th xnor-gate 734 94 19ms 30 Jul 2024 701st SirBogman 🇺🇸 734 320 14ms 21 May 2022 702nd billings7 🇬🇧 733 105 451ms 12 Nov 2023 702nd MiffOttah 733 105 467ms 28 Nov 2024 704th JRaspass 🇬🇧 733 181 337ms 23 Sep 2022 705th retrohun 732 151 64ms 30 Dec 2022 705th annaproxy 732 151 69ms 5 Jan 2023 707th Steffan153 🇫🇮 731 57 3ms 6 Jan 2023 707th Natanaelel 🇸🇪 731 57 4ms 13 May 2023 709th yzhs 🇩🇪 731 153 146ms 25 Jun 2023 710th bac0id 730 126 1ms 3 Jul 2024 711th Yewzir 🇧🇪 730 137 35ms 28 Nov 2023 712th iczelia 🇩🇪 729 97 11ms 26 Sep 2025 712th johnkiernander 729 97 11ms 14 Dec 2025 714th chunes3 🇺🇸 728 100 70ms 15 Sep 2023 714th Natanaelel 🇸🇪 728 100 66ms 8 Dec 2023 716th jared-hughes 728 152 453ms 24 Jun 2022 716th Betuaredead 728 152 465ms 7 Jan 2023 718th GeneralTwi 726 95 12ms 2 May 2022 719th ericlangedijk 🇸🇮 726 106 473ms 19 Mar 2022 720th KenanSi 725 42 2ms 24 Feb 2022 First Prev 641–720 of 1,689 Next Last