Roman to Arabic 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 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 Continued Fractions 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 Taxicab 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 Continued Fractions 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 Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 601st Alessandro-Balconi 🇮🇹 698 49 84ms 14 Jul 2023 601st Shanethegamer 🇺🇸 698 49 81ms 7 Dec 2024 603rd HumanoidCPU 698 103 19ms 7 Jun 2024 604th andersk 🇺🇸 698 162 158ms 18 Mar 2020 605th m-tkach 🇺🇦 696 117 4ms 21 Jan 2022 606th CaedenHarper 🇨🇦 695 85 253ms 22 Aug 2025 607th emgordon154 695 93 477ms 24 Sep 2024 608th primo-ppcg 🇹🇭 695 145 377ms 1 Jun 2020 609th CaedenHarper 🇨🇦 695 160 284ms 22 Aug 2025 610th SirBogman 🇺🇸 694 84 3,572ms 18 May 2024 611th ovs-code 🇩🇪 694 86 21ms 4 Oct 2024 612th DialFrost 🇸🇬 694 94 151ms 4 Aug 2024 613th jake-freeman 694 109 14ms 13 May 2020 613th ArmaanAS 694 109 15ms 7 Mar 2021 613th voytxt 🇨🇿 694 109 15ms 12 Jul 2024 616th CaedenHarper 🇨🇦 694 129 7ms 22 Aug 2025 617th lynn 692 117 90ms 30 Nov 2021 618th NewDefectus 🇮🇱 691 104 19ms 16 Oct 2021 619th emgordon154 691 111 2,672ms 13 Dec 2024 620th Shanethegamer 🇺🇸 691 113 388ms 31 Oct 2023 621st stefangimmillaro 689 113 7ms 7 Nov 2023 622nd Yewzir 🇧🇪 689 130 390ms 12 days ago 623rd retrohun 688 114 1,944ms 16 Aug 2025 624th Shanethegamer 🇺🇸 688 146 2,321ms 9 Jan 2022 624th Yewzir 🇧🇪 688 146 57ms 10 Jun 2024 626th helbling 🇨🇭 687 110 22ms 3 Sep 2025 627th blaztoma 🇱🇹 686 70 38ms 5 days ago 628th rucin93 🇵🇱 686 95 143ms 31 Oct 2024 629th Yewzir 🇧🇪 686 135 10ms 9 Jun 2024 630th yzhs 🇩🇪 686 162 294ms 25 Jul 2021 631st yzhs 🇩🇪 685 105 21ms 25 Oct 2020 631st Espiobest 685 105 20ms 26 Feb 2021 631st mokymok 🇺🇸 685 105 20ms 27 Sep 2021 634th Natanaelel 🇸🇪 683 73 171ms 16 Feb 2023 635th XenThe 🇬🇧 681 111 13ms 1 Jul 2025 636th CaedenHarper 🇨🇦 681 136 11ms 22 Aug 2025 637th annaproxy 681 157 37ms 11 May 2023 638th mintypython 675 112 14ms 16 Oct 2018 638th saramaebee 675 112 14ms 18 Oct 2018 638th taklam 675 112 13ms 4 Jul 2020 638th igmcdowell 675 112 15ms 4 Jan 2022 642nd Jiramide 674 133 14ms 7 Feb 2021 643rd ReidZ3 🇺🇸 674 165 441ms 13 Dec 2020 644th MeWhenI 🇻🇦 673 147 52ms 17 Feb 2023 645th DialFrost 🇸🇬 672 106 535ms 16 Nov 2024 646th SirBogman 🇺🇸 669 51 53ms 1 Sep 2022 647th vmcnabb 🇳🇿 669 113 13ms 6 May 2021 647th targrik 669 113 13ms 24 Feb 2025 649th clockworknazo 668 114 23ms 20 Feb 2023 650th sean-niemann 🇺🇸 667 122 3ms 31 Oct 2023 651st MahlerFive 🇨🇦 667 186 299ms 24 Apr 2020 652nd AlephSquirrel 666 55 4ms 19 days ago 653rd FlorianCassayre 🇫🇷 666 108 22ms 18 Sep 2023 654th MichalMarsalek 🇨🇿 666 135 344ms 30 Aug 2022 655th Natanaelel 🇸🇪 666 167 404ms 10 May 2025 656th MeWhenI 🇻🇦 666 271 150ms 29 Nov 2023 657th lionbryce 664 135 12ms 8 Aug 2024 658th alexkunin 663 114 12ms 7 Jul 2019 659th SirBogman 🇺🇸 663 182 61ms 17 Apr 2022 660th dokutan 662 138 148ms 14 days ago 661st RaBa21 🇭🇺 659 109 19ms 12 Jul 2025 661st blaztoma 🇱🇹 659 109 19ms 5 days ago 663rd sean-niemann 🇺🇸 657 153 58ms 11 Jul 2024 664th Bubbler-4 656 52 49ms 9 Dec 2021 664th DialFrost 🇸🇬 656 52 50ms 1 Feb 2023 666th Shanethegamer 🇺🇸 656 76 124ms 12 Dec 2021 667th dokutan 654 137 13ms 20 Apr 2025 667th KasperKivimaeki 🇫🇮 654 137 387ms 20 days ago 669th SB-945 653 110 27ms 7 Apr 2024 669th Troon 653 110 21ms 27 Aug 2025 671st varhammer 🇷🇺 653 121 211ms 13 Dec 2023 672nd BBoehm 🇩🇪 652 116 12ms 21 Dec 2020 673rd MeWhenI 🇻🇦 652 193 37ms 6 Jun 2023 674th hyvyys 646 117 14ms 19 Sep 2020 674th aksyristos 646 117 15ms 2 Nov 2022 First Prev 601–675 of 1,437 Next Last