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 emgordon154 749 128 553ms 3 Jun 2025 642nd Steffan153 🇫🇮 749 135 7ms 12 Mar 2023 643rd anter69 🇭🇺 748 60 38ms 12 Feb 2024 644th iczelia 🇩🇪 748 123 1ms 24 Sep 2025 645th nwellnhof 🇩🇪 747 88 31ms 12 Jul 2022 646th emplv 🇱🇻 747 101 105ms 6 Dec 2022 647th bac0id 747 148 99ms 3 Jul 2024 648th CaedenHarper 🇨🇦 745 78 938ms 30 Sep 2025 649th chlorobenzene12 745 116 2ms 26 Dec 2022 650th tobeannouncd 745 150 144ms 20 Dec 2024 651st dylanarmstrong 744 95 10ms 12 Jan 2024 651st junkondo-jp 744 95 14ms 2 Jun 2024 653rd KrausRaus 🇺🇸 744 117 2ms 15 Oct 2023 654th Frowny 743 53 32ms 11 Jan 2022 655th HumanoidCPU 743 83 453ms 2 Mar 2025 656th MeWhenI 🇻🇦 743 129 449ms 4 Aug 2023 657th stackofbears 742 41 2ms 20 Feb 2022 657th akamayu-ouo 🇹🇼 742 41 2ms 8 Jul 2024 657th AlephSquirrel 742 41 2ms 8 Nov 2025 660th QuincyNash 🇺🇸 742 93 19ms 21 Jan 2022 661st djeedjay 🇳🇱 742 124 1ms 16 Sep 2022 662nd BlankSpruce 742 149 86ms 16 Jan 2022 663rd HumanoidCPU 742 179 331ms 3 Mar 2025 664th Shanethegamer 🇺🇸 742 251 1,441ms 25 Jan 2025 665th MeWhenI 🇻🇦 741 123 369ms 30 Jan 2023 666th primo-ppcg 🇹🇭 741 144 419ms 4 Apr 2022 666th Lydxn 🇨🇦 741 144 426ms 5 Apr 2022 666th rotary-o 🇯🇵 741 144 432ms 5 May 2023 666th Jacob385 741 144 505ms 28 Oct 2025 670th BREMAUCY 🇫🇷 741 316 13ms 15 Dec 2025 671st emplv 🇱🇻 740 182 25ms 31 Oct 2022 672nd stefangimmillaro 739 102 113ms 19 Oct 2022 673rd weliveinhell 🇭🇹 738 180 334ms 4 Oct 2023 673rd emgordon154 738 180 310ms 20 Feb 2025 675th 4hg 🇺🇸 737 79 1,316ms 8 Dec 2022 675th anter69 🇭🇺 737 79 1,340ms 19 Feb 2023 675th emgordon154 737 79 1,321ms 25 Nov 2024 675th Shanethegamer 🇺🇸 737 79 1,255ms 9 Apr 2025 679th BambooleanLogic 🇸🇪 737 96 11ms 20 Aug 2022 679th vroup 🇩🇰 737 96 12ms 2 Oct 2022 679th Ultra814 737 96 11ms 17 Aug 2025 682nd Shanethegamer 🇺🇸 737 111 105ms 4 Dec 2025 683rd SirBogman 🇺🇸 736 61 37ms 21 May 2022 683rd Shanethegamer 🇺🇸 736 61 37ms 27 May 2022 683rd canissimia 🇦🇶 736 61 39ms 18 Jul 2022 686th ovs-code 🇩🇪 736 70 2ms 8 Nov 2022 687th dokutan 736 79 894ms 8 Sep 2025 688th jupj 🇫🇮 736 125 2ms 31 Aug 2022 689th madex 🇩🇪 735 96 2,423ms 25 days ago 690th xnor-gate 734 94 19ms 30 Jul 2024 691st billings7 🇬🇧 733 105 414ms 12 Nov 2023 691st MiffOttah 733 105 422ms 28 Nov 2024 693rd JRaspass 🇬🇧 733 181 337ms 23 Sep 2022 694th Steffan153 🇫🇮 732 57 3ms 6 Jan 2023 694th Natanaelel 🇸🇪 732 57 4ms 13 May 2023 696th retrohun 732 151 86ms 30 Dec 2022 696th annaproxy 732 151 93ms 5 Jan 2023 698th SirBogman 🇺🇸 732 320 14ms 21 May 2022 699th bac0id 730 126 1ms 3 Jul 2024 700th Yewzir 🇧🇪 730 137 35ms 28 Nov 2023 701st yzhs 🇩🇪 730 153 146ms 25 Jun 2023 702nd iczelia 🇩🇪 729 97 12ms 26 Sep 2025 702nd johnkiernander 729 97 12ms 14 Dec 2025 704th flekAI 729 182 293ms 2 days ago 705th jared-hughes 728 152 439ms 24 Jun 2022 705th Betuaredead 728 152 436ms 7 Jan 2023 707th chunes3 🇺🇸 727 100 70ms 15 Sep 2023 707th Natanaelel 🇸🇪 727 100 66ms 8 Dec 2023 709th GeneralTwi 726 95 12ms 2 May 2022 710th ericlangedijk 🇸🇮 726 106 421ms 19 Mar 2022 711th KenanSi 725 42 2ms 24 Feb 2022 711th Natanaelel 🇸🇪 725 42 2ms 21 Jun 2022 711th GolfingSuccess 🇬🇷 725 42 2ms 31 Dec 2022 714th JunkIce 725 85 444ms 3 Dec 2024 715th Natanaelel 🇸🇪 724 62 37ms 18 May 2025 716th Shanethegamer 🇺🇸 724 138 38ms 6 Sep 2022 717th dokutan 723 153 59ms 8 Nov 2025 718th AlephSquirrel 722 36 45ms 29 Dec 2022 719th Shanethegamer 🇺🇸 722 180 40ms 23 Apr 2022 720th krcs 🇵🇱 721 98 13ms 2 May 2022 First Prev 641–720 of 1,641 Next Last