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 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 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 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 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 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 801st dokutan 629 128 157ms 6 Jun 2025 802nd Natanaelel 🇸🇪 626 71 41ms 16 Nov 2021 802nd DialFrost 🇸🇬 626 71 39ms 31 Jan 2024 802nd 4hg 🇺🇸 626 71 46ms 19 Jun 2024 805th jared-hughes 626 92 47ms 20 Sep 2022 806th galloj 🇨🇿 625 152 21ms 10 Jan 2023 806th Artemis21 🇬🇧 625 152 20ms 2 Jan 2025 808th YAJUE114514 625 179 292ms 3 Aug 2025 809th jared-hughes 623 96 397ms 23 Jul 2023 810th myfatemi04 621 153 25ms 10 Jan 2018 810th jhpaques 🇫🇷 621 153 20ms 28 Jul 2022 812th sebipopa 🇷🇴 618 123 16ms 14 Sep 2022 812th xyangst 618 123 12ms 4 Oct 2024 814th SirBogman 🇺🇸 617 94 21ms 5 Oct 2020 815th RDShah 617 154 28ms 31 Jan 2020 815th dzshn 617 154 18ms 9 Jun 2021 815th bbakersmith 617 154 31ms 28 Jun 2022 815th aksyristos 617 154 21ms 8 Mar 2023 815th tobyLovick 617 154 20ms 7 Dec 2023 815th chartung17 617 154 29ms 14 Jan 2024 815th EnTerr 617 154 22ms 25 Aug 2024 815th Pyroan 617 154 23ms 3 Nov 2025 823rd retrohun 616 111 15ms 21 Sep 2024 824th Shanethegamer 🇺🇸 616 130 29ms 4 Oct 2024 825th CaedenHarper 🇨🇦 615 131 421ms 17 Aug 2025 826th filharmonista 615 138 3ms 13 Mar 2020 826th TeodorDyakov 🇧🇬 615 138 3ms 3 Jul 2025 828th hiddicop 🇸🇪 613 94 50ms 1 Feb 2021 829th neihousaigaai 613 124 19ms 28 Apr 2021 829th Andrey-Plotnikov 613 124 14ms 9 Aug 2025 831st dzhang314 613 155 23ms 14 Aug 2019 831st za3k 613 155 19ms 11 Oct 2022 831st r-benson 🇬🇧 613 155 26ms 1 Feb 2023 831st Hortaros 613 155 20ms 14 Apr 2023 831st HumanoidCPU 613 155 19ms 7 Jun 2024 836th TomvdPeet 611 129 28ms 7 Dec 2025 837th dokutan 610 132 426ms 7 Apr 2025 838th G33kDude 609 156 19ms 20 Mar 2019 838th cellobix 609 156 21ms 15 Aug 2019 838th mokymok 🇺🇸 609 156 22ms 11 Oct 2021 838th BREMAUCY 🇫🇷 609 156 30ms 2 Jan 2024 838th hiichbindermax 609 156 19ms 15 Sep 2024 838th M4rc0g1 609 156 22ms 21 Nov 2025 844th MeWhenI 🇻🇦 609 193 36ms 6 Jun 2023 845th dsntzn 🇸🇰 608 125 14ms 1 Mar 2021 845th smclaughlin-cf 608 125 14ms 8 Apr 2025 847th cure-honey 🇯🇵 608 200 43ms 26 Apr 2020 848th MeWhenI 🇻🇦 607 105 24ms 12 Nov 2022 849th janbehrens 🇩🇪 607 140 4ms 18 May 2023 850th targrik 606 130 15ms 27 Oct 2025 851st Phil-RGOMEGA 606 149 8ms 30 Aug 2023 852nd adamnielson42 🇺🇸 605 79 36ms 7 Dec 2023 853rd ndren 605 130 596ms 5 May 2024 854th tpaxman 🇨🇦 605 157 22ms 2 Dec 2020 855th ollyspooner 604 126 16ms 18 Oct 2023 856th DialFrost 🇸🇬 603 133 31ms 11 Dec 2024 857th albanian-laundromat 603 178 40ms 22 Aug 2025 858th not-a-pokemon 602 141 4ms 9 Sep 2025 859th snoozingnewt 🇨🇦 602 164 122ms 20 Nov 2025 860th lynn 602 182 20ms 18 Nov 2021 861st Jacob385 601 131 533ms 3 Apr 2024 861st Stockoh 🇫🇷 601 131 560ms 24 Jun 2024 863rd sisyphus-ppcg 🇦🇺 599 114 221ms 24 Jun 2022 864th eranws 599 127 15ms 9 Sep 2022 865th timvermeulen 599 190 183ms 4 Jan 2020 866th zdzc 598 159 21ms 10 Jul 2018 866th rzhade3 598 159 19ms 1 Jul 2021 866th NicoAdams 598 159 20ms 21 Nov 2021 866th rowboat1 598 159 686ms 18 Jun 2022 870th CaedenHarper 🇨🇦 594 124 2,542ms 18 Aug 2025 871st avartanii 594 128 22ms 17 Jan 2021 871st MathisBullinger 594 128 24ms 15 Nov 2021 873rd abailey2020 🇺🇸 594 160 23ms 13 Dec 2020 873rd Espiobest 594 160 25ms 13 Feb 2021 873rd knutae 🇳🇴 594 160 21ms 17 Nov 2021 873rd jfallon1997 594 160 23ms 5 Jan 2023 873rd AtengChen 594 160 19ms 29 Aug 2024 878th yzhs 🇩🇪 592 75 41ms 7 Jun 2022 879th CaedenHarper 🇨🇦 592 98 6ms 18 Aug 2025 880th emgordon154 592 133 563ms 25 Sep 2024 First Prev 801–880 of 1,505 Next Last