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 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 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 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 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 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 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 641st raphaelimahorn 711 107 14ms 17 Aug 2021 641st scpchicken 🇵🇼 711 107 13ms 26 Jan 2022 641st itsh01 711 107 13ms 3 Apr 2022 641st solmyr2000 711 107 13ms 11 Jun 2022 641st rifatx 711 107 13ms 17 Mar 2023 641st acollett89 711 107 13ms 4 Aug 2025 647th snoozingnewt 🇨🇦 709 111 701ms 13 Dec 2025 648th relet 709 134 20ms 8 Aug 2018 648th melven 709 134 21ms 16 Oct 2025 650th user189032 708 158 296ms 30 May 2019 651st Yewzir 🇧🇪 707 172 44ms 9 Jun 2024 652nd SirBogman 🇺🇸 706 86 3,607ms 11 Apr 2024 652nd ovs-code 🇩🇪 706 86 20ms 4 Oct 2024 654th Shanethegamer 🇺🇸 706 114 424ms 31 Oct 2023 655th Shanethegamer 🇺🇸 705 146 2,462ms 9 Jan 2022 655th Yewzir 🇧🇪 705 146 61ms 10 Jun 2024 657th HETHAT 🇩🇿 704 135 20ms 22 Mar 2021 658th strout 703 159 331ms 14 Dec 2023 659th andersk 🇺🇸 703 162 167ms 18 Mar 2020 660th lynn 700 117 1,075ms 30 Nov 2021 661st Waffle3z 699 129 19ms 17 Apr 2022 661st CaedenHarper 🇨🇦 699 129 8ms 22 Aug 2025 663rd jarekwg 699 136 20ms 2 Oct 2020 663rd OCNeve 699 136 18ms 18 Jun 2024 663rd minhtrancccp 699 136 19ms 25 Nov 2024 663rd luuumine 🇫🇷 699 136 21ms 17 Oct 2025 667th CaedenHarper 🇨🇦 699 160 255ms 22 Aug 2025 668th jake-freeman 698 109 15ms 13 May 2020 668th ArmaanAS 698 109 19ms 7 Mar 2021 668th voytxt 🇨🇿 698 109 15ms 12 Jul 2024 671st stefangimmillaro 698 113 8ms 7 Nov 2023 672nd primo-ppcg 🇹🇭 698 147 485ms 1 Jun 2020 673rd retrohun 695 114 2,131ms 16 Aug 2025 674th sean-niemann 🇺🇸 695 122 3ms 31 Oct 2023 675th Yewzir 🇧🇪 695 134 390ms 15 Nov 2025 676th jared-hughes 694 64 43ms 17 Apr 2022 677th yzhs 🇩🇪 694 137 22ms 15 Mar 2020 677th suwat513 694 137 40ms 15 Sep 2022 677th neihousaigaai 694 137 20ms 6 Oct 2024 680th Yewzir 🇧🇪 693 135 10ms 9 Jun 2024 681st helbling 🇨🇭 691 110 20ms 3 Sep 2025 681st Lv0Sys 🇵🇱 691 110 13ms 29 Nov 2025 683rd yzhs 🇩🇪 690 162 298ms 25 Jul 2021 684th SnowballSH 689 138 26ms 3 Feb 2021 685th annaproxy 689 159 30ms 11 May 2023 686th CaedenHarper 🇨🇦 688 117 169ms 17 Aug 2025 687th CaedenHarper 🇨🇦 688 136 11ms 22 Aug 2025 688th Stockoh 🇫🇷 684 139 34ms 27 Feb 2024 688th te-chnical 684 139 24ms 25 days ago 690th AlephSquirrel 683 55 4ms 8 Nov 2025 691st MeWhenI 🇻🇦 683 147 45ms 17 Feb 2023 692nd KasperKivimaeki 🇫🇮 680 137 387ms 7 Nov 2025 693rd MahlerFive 🇨🇦 680 186 255ms 24 Apr 2020 694th mintypython 679 112 14ms 16 Oct 2018 694th saramaebee 679 112 16ms 18 Oct 2018 694th igmcdowell 679 112 15ms 4 Jan 2022 697th kevinmchung 679 140 26ms 3 Apr 2018 698th commandz0 🇺🇸 678 116 542ms 1 Sep 2025 699th Jiramide 678 133 13ms 7 Feb 2021 700th ReidZ3 🇺🇸 678 165 319ms 13 Dec 2020 701st rifatx 674 141 29ms 16 Mar 2023 701st quimey 674 141 20ms 20 Jul 2023 703rd KatieLG 🇬🇧 673 71 51ms 27 Nov 2023 704th vmcnabb 🇳🇿 673 113 15ms 6 May 2021 704th targrik 673 113 16ms 24 Feb 2025 706th sean-niemann 🇺🇸 673 153 59ms 11 Jul 2024 707th MichalMarsalek 🇨🇿 672 135 360ms 30 Aug 2022 708th dokutan 670 138 191ms 13 Nov 2025 709th Natanaelel 🇸🇪 670 167 305ms 10 May 2025 710th MeWhenI 🇻🇦 670 271 150ms 29 Nov 2023 711th dokutan 669 134 24ms 22 Jun 2024 712th Haksell 🇦🇶 669 142 20ms 13 Jun 2020 712th btjones0 669 142 22ms 16 Jul 2022 712th Fishron 669 142 18ms 19 Sep 2022 712th jatloe 669 142 18ms 6 Sep 2024 716th lionbryce 668 135 11ms 8 Aug 2024 717th SirBogman 🇺🇸 668 182 43ms 17 Apr 2022 718th NewDefectus 🇮🇱 667 87 20ms 16 Oct 2021 718th Natanaelel 🇸🇪 667 87 7ms 16 Nov 2021 718th scpchicken 🇵🇼 667 87 18ms 24 Nov 2022 First Prev 641–720 of 1,472 Next Last