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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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Alessandro-Balconi 🇮🇹 714 49 86ms 14 Jul 2023 641st Shanethegamer 🇺🇸 714 49 91ms 7 Dec 2024 643rd raphaelimahorn 711 107 15ms 17 Aug 2021 643rd scpchicken 🇵🇼 711 107 14ms 26 Jan 2022 643rd itsh01 711 107 13ms 3 Apr 2022 643rd solmyr2000 711 107 16ms 11 Jun 2022 643rd rifatx 711 107 17ms 17 Mar 2023 643rd acollett89 711 107 17ms 4 Aug 2025 649th relet 709 134 21ms 8 Aug 2018 649th melven 709 134 23ms 16 Oct 2025 651st user189032 708 158 296ms 30 May 2019 652nd ovs-code 🇩🇪 707 86 20ms 4 Oct 2024 653rd lynn 707 117 1,077ms 30 Nov 2021 654th Yewzir 🇧🇪 707 172 44ms 9 Jun 2024 655th SirBogman 🇺🇸 706 86 3,524ms 11 Apr 2024 656th Shanethegamer 🇺🇸 706 114 424ms 31 Oct 2023 657th Shanethegamer 🇺🇸 705 146 3,027ms 9 Jan 2022 657th Yewzir 🇧🇪 705 146 57ms 10 Jun 2024 659th HETHAT 🇩🇿 704 135 21ms 22 Mar 2021 660th strout 703 159 331ms 14 Dec 2023 661st andersk 🇺🇸 703 162 154ms 18 Mar 2020 662nd Waffle3z 699 129 16ms 17 Apr 2022 662nd CaedenHarper 🇨🇦 699 129 6ms 22 Aug 2025 664th jarekwg 699 136 19ms 2 Oct 2020 664th OCNeve 699 136 20ms 18 Jun 2024 664th minhtrancccp 699 136 21ms 25 Nov 2024 664th luuumine 🇫🇷 699 136 22ms 17 Oct 2025 668th CaedenHarper 🇨🇦 699 160 255ms 22 Aug 2025 669th jake-freeman 698 109 16ms 13 May 2020 669th ArmaanAS 698 109 13ms 7 Mar 2021 669th voytxt 🇨🇿 698 109 15ms 12 Jul 2024 669th Lv0Sys 🇵🇱 698 109 16ms 6 days ago 673rd stefangimmillaro 698 113 7ms 7 Nov 2023 674th primo-ppcg 🇹🇭 698 147 485ms 1 Jun 2020 675th sean-niemann 🇺🇸 696 122 3ms 31 Oct 2023 676th Yewzir 🇧🇪 696 134 472ms 15 Nov 2025 677th jared-hughes 694 64 43ms 17 Apr 2022 678th yzhs 🇩🇪 694 137 22ms 15 Mar 2020 678th suwat513 694 137 43ms 15 Sep 2022 678th neihousaigaai 694 137 21ms 6 Oct 2024 681st Yewzir 🇧🇪 693 135 10ms 9 Jun 2024 682nd helbling 🇨🇭 691 110 19ms 3 Sep 2025 683rd yzhs 🇩🇪 690 162 298ms 25 Jul 2021 684th SnowballSH 689 138 28ms 3 Feb 2021 685th annaproxy 689 159 32ms 11 May 2023 686th CaedenHarper 🇨🇦 688 117 150ms 17 Aug 2025 687th CaedenHarper 🇨🇦 688 136 11ms 22 Aug 2025 688th saito-ta 🇯🇵 687 87 537ms 23 Oct 2023 689th JOrE20 685 111 14ms 19 days ago 690th Stockoh 🇫🇷 684 139 36ms 27 Feb 2024 690th te-chnical 684 139 26ms 8 Jan 2026 692nd AlephSquirrel 683 55 4ms 8 Nov 2025 693rd MeWhenI 🇻🇦 683 147 45ms 17 Feb 2023 694th KasperKivimaeki 🇫🇮 681 137 492ms 7 Nov 2025 695th MahlerFive 🇨🇦 680 186 357ms 24 Apr 2020 696th DialFrost 🇸🇬 679 88 3,026ms 7 Oct 2024 697th mintypython 679 112 17ms 16 Oct 2018 697th saramaebee 679 112 16ms 18 Oct 2018 697th igmcdowell 679 112 14ms 4 Jan 2022 700th kevinmchung 679 140 28ms 3 Apr 2018 701st commandz0 🇺🇸 678 116 537ms 1 Sep 2025 702nd Jiramide 678 133 13ms 7 Feb 2021 703rd ReidZ3 🇺🇸 678 165 319ms 13 Dec 2020 704th rifatx 674 141 28ms 16 Mar 2023 704th quimey 674 141 22ms 20 Jul 2023 706th KatieLG 🇬🇧 673 71 51ms 27 Nov 2023 707th vmcnabb 🇳🇿 673 113 14ms 6 May 2021 707th targrik 673 113 14ms 24 Feb 2025 709th MichalMarsalek 🇨🇿 673 135 390ms 30 Aug 2022 710th sean-niemann 🇺🇸 673 153 60ms 11 Jul 2024 711th frankgraziano 672 89 3,631ms 13 days ago 712th dokutan 671 138 191ms 13 Nov 2025 713th Natanaelel 🇸🇪 670 167 305ms 10 May 2025 714th MeWhenI 🇻🇦 670 271 143ms 29 Nov 2023 715th dokutan 669 134 23ms 22 Jun 2024 716th Haksell 🇦🇶 669 142 20ms 13 Jun 2020 716th btjones0 669 142 21ms 16 Jul 2022 716th Fishron 669 142 20ms 19 Sep 2022 716th jatloe 669 142 19ms 6 Sep 2024 720th lionbryce 668 135 10ms 8 Aug 2024 First Prev 641–720 of 1,494 Next Last