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 801st MeWhenI 🇻🇦 633 103 1,569ms 15 Sep 2025 802nd Jiramide 632 177 296ms 8 Feb 2021 803rd albanian-laundromat 630 125 643ms 9 Aug 2025 804th ian-h-chamberlain 🇺🇸 630 151 23ms 17 Dec 2019 804th qwjhvbxi 630 151 19ms 7 Feb 2024 806th primo-ppcg 🇹🇭 629 95 1,780ms 17 Apr 2022 807th MarcMush 🇫🇷 629 98 1,053ms 11 Jan 2024 808th dokutan 629 128 183ms 6 Jun 2025 809th Natanaelel 🇸🇪 626 71 41ms 16 Nov 2021 809th DialFrost 🇸🇬 626 71 39ms 31 Jan 2024 809th 4hg 🇺🇸 626 71 46ms 19 Jun 2024 812th jared-hughes 626 92 47ms 20 Sep 2022 813th galloj 🇨🇿 625 152 21ms 10 Jan 2023 813th Artemis21 🇬🇧 625 152 20ms 2 Jan 2025 815th YAJUE114514 625 179 292ms 3 Aug 2025 816th jared-hughes 623 96 397ms 23 Jul 2023 817th myfatemi04 621 153 25ms 10 Jan 2018 817th jhpaques 🇫🇷 621 153 20ms 28 Jul 2022 819th jusaka 621 184 169ms 9 mins ago 820th sebipopa 🇷🇴 618 123 17ms 14 Sep 2022 820th xyangst 618 123 14ms 4 Oct 2024 822nd SirBogman 🇺🇸 617 94 24ms 5 Oct 2020 823rd RDShah 617 154 28ms 31 Jan 2020 823rd dzshn 617 154 18ms 9 Jun 2021 823rd bbakersmith 617 154 31ms 28 Jun 2022 823rd aksyristos 617 154 21ms 8 Mar 2023 823rd tobyLovick 617 154 20ms 7 Dec 2023 823rd chartung17 617 154 29ms 14 Jan 2024 823rd EnTerr 617 154 22ms 25 Aug 2024 823rd Pyroan 617 154 23ms 3 Nov 2025 831st retrohun 616 111 15ms 21 Sep 2024 832nd Shanethegamer 🇺🇸 616 130 29ms 4 Oct 2024 833rd CaedenHarper 🇨🇦 615 131 432ms 17 Aug 2025 834th filharmonista 615 138 3ms 13 Mar 2020 834th TeodorDyakov 🇧🇬 615 138 3ms 3 Jul 2025 836th hiddicop 🇸🇪 613 94 55ms 1 Feb 2021 837th neihousaigaai 613 124 16ms 28 Apr 2021 837th Andrey-Plotnikov 613 124 13ms 9 Aug 2025 839th dzhang314 613 155 23ms 14 Aug 2019 839th za3k 613 155 19ms 11 Oct 2022 839th r-benson 🇬🇧 613 155 26ms 1 Feb 2023 839th Hortaros 613 155 20ms 14 Apr 2023 839th HumanoidCPU 613 155 19ms 7 Jun 2024 844th TomvdPeet 611 129 30ms 7 Dec 2025 845th dokutan 610 132 392ms 7 Apr 2025 846th G33kDude 609 156 19ms 20 Mar 2019 846th cellobix 609 156 21ms 15 Aug 2019 846th mokymok 🇺🇸 609 156 22ms 11 Oct 2021 846th BREMAUCY 🇫🇷 609 156 30ms 2 Jan 2024 846th hiichbindermax 609 156 19ms 15 Sep 2024 846th M4rc0g1 609 156 22ms 21 Nov 2025 852nd MeWhenI 🇻🇦 609 193 36ms 6 Jun 2023 853rd dsntzn 🇸🇰 608 125 15ms 1 Mar 2021 853rd smclaughlin-cf 608 125 16ms 8 Apr 2025 855th cure-honey 🇯🇵 608 200 43ms 26 Apr 2020 856th MeWhenI 🇻🇦 607 105 24ms 12 Nov 2022 857th janbehrens 🇩🇪 607 140 4ms 18 May 2023 858th ndren 606 130 596ms 5 May 2024 859th Phil-RGOMEGA 606 149 8ms 30 Aug 2023 860th adamnielson42 🇺🇸 605 79 36ms 7 Dec 2023 861st tpaxman 🇨🇦 605 157 22ms 2 Dec 2020 862nd albanian-laundromat 605 178 40ms 22 Aug 2025 863rd ollyspooner 604 126 16ms 18 Oct 2023 864th DialFrost 🇸🇬 603 133 31ms 11 Dec 2024 865th prestosilver 🇺🇸 603 151 407ms 2 days ago 866th madex 🇩🇪 603 155 457ms 19 days ago 867th not-a-pokemon 602 141 4ms 9 Sep 2025 868th snoozingnewt 🇨🇦 602 164 120ms 20 Nov 2025 869th lynn 602 182 20ms 18 Nov 2021 870th timvermeulen 602 190 157ms 4 Jan 2020 871st Jacob385 601 131 533ms 3 Apr 2024 871st Stockoh 🇫🇷 601 131 560ms 24 Jun 2024 873rd sisyphus-ppcg 🇦🇺 599 114 221ms 24 Jun 2022 874th eranws 599 127 14ms 9 Sep 2022 875th madex 🇩🇪 598 142 3ms 19 days ago 876th zdzc 598 159 21ms 10 Jul 2018 876th rzhade3 598 159 19ms 1 Jul 2021 876th NicoAdams 598 159 20ms 21 Nov 2021 876th rowboat1 598 159 686ms 18 Jun 2022 880th CaedenHarper 🇨🇦 594 124 2,794ms 18 Aug 2025 First Prev 801–880 of 1,520 Next Last