Roman to Arabic in all languages in bytes. 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers 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 ArkScript 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 ArkScript 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 Calendar 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 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 Apéry’s Constant Binary Lambda Calculus 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 639th itsh01 711 107 14ms 3 Apr 2022 639th solmyr2000 711 107 13ms 11 Jun 2022 639th rifatx 711 107 13ms 17 Mar 2023 639th acollett89 711 107 13ms 4 Aug 2025 645th snoozingnewt 🇨🇦 709 111 725ms 27 days ago 646th relet 709 134 20ms 8 Aug 2018 646th melven 709 134 21ms 16 Oct 2025 648th user189032 708 158 296ms 30 May 2019 649th Yewzir 🇧🇪 707 172 44ms 9 Jun 2024 650th SirBogman 🇺🇸 706 86 3,551ms 11 Apr 2024 650th ovs-code 🇩🇪 706 86 20ms 4 Oct 2024 652nd Shanethegamer 🇺🇸 706 114 351ms 31 Oct 2023 653rd Shanethegamer 🇺🇸 705 146 2,462ms 9 Jan 2022 653rd Yewzir 🇧🇪 705 146 62ms 10 Jun 2024 655th HETHAT 🇩🇿 704 135 20ms 22 Mar 2021 656th strout 703 159 331ms 14 Dec 2023 657th andersk 🇺🇸 703 162 150ms 18 Mar 2020 658th lynn 700 117 71ms 30 Nov 2021 659th Waffle3z 699 129 19ms 17 Apr 2022 659th CaedenHarper 🇨🇦 699 129 8ms 22 Aug 2025 661st jarekwg 699 136 20ms 2 Oct 2020 661st OCNeve 699 136 18ms 18 Jun 2024 661st minhtrancccp 699 136 19ms 25 Nov 2024 661st luuumine 🇫🇷 699 136 21ms 17 Oct 2025 665th CaedenHarper 🇨🇦 699 160 255ms 22 Aug 2025 666th stefangimmillaro 698 113 7ms 7 Nov 2023 667th jake-freeman 697 109 15ms 13 May 2020 667th ArmaanAS 697 109 21ms 7 Mar 2021 667th voytxt 🇨🇿 697 109 15ms 12 Jul 2024 670th primo-ppcg 🇹🇭 697 147 628ms 1 Jun 2020 671st retrohun 695 114 2,143ms 16 Aug 2025 672nd sean-niemann 🇺🇸 695 122 3ms 31 Oct 2023 673rd Yewzir 🇧🇪 695 134 390ms 15 Nov 2025 674th jared-hughes 694 64 43ms 17 Apr 2022 675th yzhs 🇩🇪 694 137 22ms 15 Mar 2020 675th suwat513 694 137 40ms 15 Sep 2022 675th neihousaigaai 694 137 20ms 6 Oct 2024 678th Yewzir 🇧🇪 693 135 10ms 9 Jun 2024 679th helbling 🇨🇭 691 110 27ms 3 Sep 2025 679th Lv0Sys 🇵🇱 691 110 18ms 29 Nov 2025 681st yzhs 🇩🇪 690 162 298ms 25 Jul 2021 682nd SnowballSH 689 138 26ms 3 Feb 2021 683rd annaproxy 689 159 30ms 11 May 2023 684th CaedenHarper 🇨🇦 688 117 150ms 17 Aug 2025 685th CaedenHarper 🇨🇦 688 136 11ms 22 Aug 2025 686th Stockoh 🇫🇷 684 139 34ms 27 Feb 2024 686th te-chnical 684 139 24ms 29 hours ago 688th AlephSquirrel 683 55 4ms 8 Nov 2025 689th MeWhenI 🇻🇦 683 147 45ms 17 Feb 2023 690th KasperKivimaeki 🇫🇮 680 137 387ms 7 Nov 2025 691st MahlerFive 🇨🇦 680 186 328ms 24 Apr 2020 692nd mintypython 679 112 17ms 16 Oct 2018 692nd saramaebee 679 112 16ms 18 Oct 2018 692nd igmcdowell 679 112 17ms 4 Jan 2022 695th kevinmchung 679 140 26ms 3 Apr 2018 696th commandblockguy 🇺🇸 678 116 795ms 1 Sep 2025 697th Jiramide 678 133 13ms 7 Feb 2021 698th ReidZ3 🇺🇸 678 165 319ms 13 Dec 2020 699th rifatx 674 141 29ms 16 Mar 2023 699th quimey 674 141 20ms 20 Jul 2023 701st KatieLG 🇬🇧 673 71 51ms 27 Nov 2023 702nd vmcnabb 🇳🇿 673 113 16ms 6 May 2021 702nd targrik 673 113 16ms 24 Feb 2025 704th sean-niemann 🇺🇸 673 153 60ms 11 Jul 2024 705th MichalMarsalek 🇨🇿 672 135 360ms 30 Aug 2022 706th dokutan 670 138 194ms 13 Nov 2025 707th Natanaelel 🇸🇪 670 167 305ms 10 May 2025 708th MeWhenI 🇻🇦 670 271 150ms 29 Nov 2023 709th dokutan 669 134 21ms 22 Jun 2024 710th Haksell 🇦🇶 669 142 20ms 13 Jun 2020 710th btjones0 669 142 22ms 16 Jul 2022 710th Fishron 669 142 18ms 19 Sep 2022 710th jatloe 669 142 18ms 6 Sep 2024 714th lionbryce 668 135 15ms 8 Aug 2024 715th SirBogman 🇺🇸 668 182 43ms 17 Apr 2022 716th NewDefectus 🇮🇱 667 87 20ms 16 Oct 2021 716th Natanaelel 🇸🇪 667 87 7ms 16 Nov 2021 716th scpchicken 🇵🇼 667 87 18ms 24 Nov 2022 719th alexkunin 667 114 14ms 7 Jul 2019 720th janbehrens 🇩🇪 666 121 358ms 16 May 2023 First Prev 641–720 of 1,464 Next Last