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 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 Bytes Time Submitted 641st ETHproductions 🇺🇸 724 105 18ms 7 May 2018 641st Salutations45 724 105 18ms 11 Jan 2025 643rd Shanethegamer 🇺🇸 723 139 39ms 30 Jun 2022 644th Shanethegamer 🇺🇸 720 120 20ms 17 Dec 2023 645th joll05 🇸🇪 720 132 25ms 20 Aug 2020 645th albanian-laundromat 🇺🇸 720 132 22ms 16 Sep 2025 647th Attero 🇸🇪 718 106 17ms 28 Oct 2020 647th jared-hughes 718 106 23ms 3 Aug 2022 647th coreynash 718 106 18ms 16 Feb 2024 650th lynn 717 62 40ms 24 Oct 2021 651st antimon2 🇯🇵 717 86 1,403ms 18 Aug 2025 652nd tkwa 715 133 25ms 4 Dec 2018 652nd fourth-bit 715 133 51ms 13 Jul 2023 654th Alessandro-Balconi 🇮🇹 714 49 92ms 14 Jul 2023 654th Shanethegamer 🇺🇸 714 49 85ms 7 Dec 2024 656th raphaelimahorn 711 107 17ms 17 Aug 2021 656th scpchicken 🇵🇼 711 107 14ms 26 Jan 2022 656th itsh01 711 107 17ms 3 Apr 2022 656th solmyr2000 711 107 15ms 11 Jun 2022 656th rifatx 711 107 15ms 17 Mar 2023 656th acollett89 711 107 15ms 4 Aug 2025 662nd Yewzir 🇧🇪 710 172 44ms 9 Jun 2024 663rd relet 709 134 20ms 8 Aug 2018 663rd melven 709 134 23ms 16 Oct 2025 665th user189032 708 158 296ms 30 May 2019 666th SirBogman 🇺🇸 707 86 3,594ms 11 Apr 2024 666th ovs-code 🇩🇪 707 86 20ms 4 Oct 2024 668th Shanethegamer 🇺🇸 707 114 390ms 31 Oct 2023 669th lynn 707 117 1,077ms 30 Nov 2021 670th Shanethegamer 🇺🇸 706 146 2,934ms 9 Jan 2022 670th Yewzir 🇧🇪 706 146 60ms 10 Jun 2024 672nd andersk 🇺🇸 706 162 155ms 18 Mar 2020 673rd HETHAT 🇩🇿 704 135 22ms 22 Mar 2021 674th strout 703 159 331ms 14 Dec 2023 675th Waffle3z 700 129 16ms 17 Apr 2022 675th CaedenHarper 🇨🇦 700 129 6ms 22 Aug 2025 677th stefangimmillaro 699 113 10ms 7 Nov 2023 678th jarekwg 699 136 21ms 2 Oct 2020 678th OCNeve 699 136 21ms 18 Jun 2024 678th minhtrancccp 699 136 24ms 25 Nov 2024 678th luuumine 🇫🇷 699 136 23ms 17 Oct 2025 682nd primo-ppcg 🇹🇭 699 147 485ms 1 Jun 2020 683rd CaedenHarper 🇨🇦 699 160 255ms 22 Aug 2025 684th jake-freeman 698 109 18ms 13 May 2020 684th ArmaanAS 698 109 21ms 7 Mar 2021 684th voytxt 🇨🇿 698 109 18ms 12 Jul 2024 684th Lv0Sys 🇵🇱 698 109 16ms 20 Feb 2026 688th Yewzir 🇧🇪 698 134 472ms 15 Nov 2025 689th sean-niemann 🇺🇸 696 122 3ms 31 Oct 2023 690th jared-hughes 694 64 43ms 17 Apr 2022 691st yzhs 🇩🇪 694 137 27ms 15 Mar 2020 691st suwat513 694 137 49ms 15 Sep 2022 691st neihousaigaai 694 137 22ms 6 Oct 2024 694th Yewzir 🇧🇪 693 135 10ms 9 Jun 2024 695th Yewzir 🇧🇪 693 186 101ms 23 days ago 696th helbling 🇨🇭 691 110 21ms 3 Sep 2025 697th yzhs 🇩🇪 690 162 298ms 25 Jul 2021 698th SnowballSH 689 138 26ms 3 Feb 2021 699th annaproxy 689 159 32ms 11 May 2023 700th CaedenHarper 🇨🇦 688 117 177ms 17 Aug 2025 701st CaedenHarper 🇨🇦 688 136 11ms 22 Aug 2025 702nd saito-ta 🇯🇵 687 87 530ms 23 Oct 2023 703rd JOrE20 685 111 14ms 7 Feb 2026 704th Stockoh 🇫🇷 684 139 34ms 27 Feb 2024 704th te-chnical 684 139 31ms 8 Jan 2026 706th CaedenHarper 🇨🇦 684 269 1,799ms 6 hours ago 707th AlephSquirrel 683 55 4ms 8 Nov 2025 708th KasperKivimaeki 🇫🇮 683 137 492ms 7 Nov 2025 709th MeWhenI 🇻🇦 683 147 45ms 17 Feb 2023 710th MahlerFive 🇨🇦 681 186 383ms 24 Apr 2020 711th DialFrost 🇸🇬 679 88 3,026ms 7 Oct 2024 712th mintypython 679 112 14ms 16 Oct 2018 712th saramaebee 679 112 20ms 18 Oct 2018 712th igmcdowell 679 112 22ms 4 Jan 2022 715th commandz0 🇺🇸 679 116 522ms 1 Sep 2025 716th Jiramide 679 133 12ms 7 Feb 2021 717th kevinmchung 679 140 34ms 3 Apr 2018 718th ReidZ3 🇺🇸 678 165 315ms 13 Dec 2020 719th MichalMarsalek 🇨🇿 674 135 379ms 30 Aug 2022 720th dokutan 674 138 250ms 13 Nov 2025 First Prev 641–720 of 1,547 Next Last