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 798th Florian-Mt 634 150 24ms 14 Nov 2023 798th FoxInTheClouds 634 150 22ms 10 Feb 2026 803rd MeWhenI 🇻🇦 633 103 1,462ms 15 Sep 2025 804th Jiramide 632 177 296ms 8 Feb 2021 805th albanian-laundromat 🇺🇸 630 125 600ms 9 Aug 2025 806th ian-h-chamberlain 🇺🇸 630 151 23ms 17 Dec 2019 806th qwjhvbxi 630 151 21ms 7 Feb 2024 808th primo-ppcg 🇹🇭 629 95 1,780ms 17 Apr 2022 809th MarcMush 🇫🇷 629 98 1,053ms 11 Jan 2024 810th dokutan 629 128 163ms 6 Jun 2025 811th jared-hughes 627 92 47ms 20 Sep 2022 812th Natanaelel 🇸🇪 626 71 38ms 16 Nov 2021 812th DialFrost 🇸🇬 626 71 39ms 31 Jan 2024 812th 4hg 🇺🇸 626 71 40ms 19 Jun 2024 815th galloj 🇨🇿 625 152 24ms 10 Jan 2023 815th Artemis21 🇬🇧 625 152 20ms 2 Jan 2025 817th YAJUE114514 625 179 292ms 3 Aug 2025 818th jared-hughes 623 96 397ms 23 Jul 2023 819th myfatemi04 621 153 32ms 10 Jan 2018 819th jhpaques 🇫🇷 621 153 24ms 28 Jul 2022 821st sebipopa 🇷🇴 618 123 20ms 14 Sep 2022 821st xyangst 618 123 15ms 4 Oct 2024 823rd SirBogman 🇺🇸 617 94 21ms 5 Oct 2020 824th RDShah 617 154 25ms 31 Jan 2020 824th dzshn 617 154 20ms 9 Jun 2021 824th bbakersmith 617 154 34ms 28 Jun 2022 824th aksyristos 617 154 21ms 8 Mar 2023 824th tobyLovick 617 154 18ms 7 Dec 2023 824th chartung17 617 154 30ms 14 Jan 2024 824th EnTerr 617 154 20ms 25 Aug 2024 824th Pyroan 617 154 22ms 3 Nov 2025 832nd retrohun 616 111 15ms 21 Sep 2024 833rd Shanethegamer 🇺🇸 616 130 32ms 4 Oct 2024 834th CaedenHarper 🇨🇦 615 131 393ms 17 Aug 2025 835th filharmonista 615 138 3ms 13 Mar 2020 835th TeodorDyakov 🇧🇬 615 138 3ms 3 Jul 2025 837th hiddicop 🇸🇪 613 94 53ms 1 Feb 2021 838th neihousaigaai 613 124 27ms 28 Apr 2021 838th Andrey-Plotnikov 613 124 13ms 9 Aug 2025 840th dzhang314 613 155 22ms 14 Aug 2019 840th za3k 613 155 21ms 11 Oct 2022 840th r-benson 🇬🇧 613 155 28ms 1 Feb 2023 840th Hortaros 613 155 22ms 14 Apr 2023 840th HumanoidCPU 613 155 22ms 7 Jun 2024 845th TomvdPeet 611 129 30ms 7 Dec 2025 846th dokutan 610 132 390ms 7 Apr 2025 847th G33kDude 609 156 21ms 20 Mar 2019 847th cellobix 609 156 22ms 15 Aug 2019 847th mokymok 🇺🇸 609 156 21ms 11 Oct 2021 847th BREMAUCY 🇫🇷 609 156 27ms 2 Jan 2024 847th hiichbindermax 609 156 22ms 15 Sep 2024 847th M4rc0g1 609 156 22ms 21 Nov 2025 847th Andrey2001 609 156 27ms 2 days ago 854th MeWhenI 🇻🇦 609 193 36ms 6 Jun 2023 855th dsntzn 🇸🇰 608 125 21ms 1 Mar 2021 855th smclaughlin-cf 608 125 15ms 8 Apr 2025 857th cure-honey 🇯🇵 608 200 43ms 26 Apr 2020 858th MeWhenI 🇻🇦 607 105 24ms 12 Nov 2022 859th janbehrens 🇩🇪 607 140 4ms 18 May 2023 860th ndren 606 130 587ms 5 May 2024 861st Phil-RGOMEGA 606 149 8ms 30 Aug 2023 862nd tpaxman 🇨🇦 606 157 22ms 2 Dec 2020 863rd adamnielson42 🇺🇸 605 79 34ms 7 Dec 2023 864th albanian-laundromat 🇺🇸 605 178 39ms 22 Aug 2025 865th ollyspooner 604 126 15ms 18 Oct 2023 866th DialFrost 🇸🇬 603 133 36ms 11 Dec 2024 867th prestosilver 🇺🇸 603 151 407ms 8 days ago 868th madex 🇩🇪 603 155 457ms 25 days ago 869th not-a-pokemon 602 141 4ms 9 Sep 2025 870th snoozingnewt 🇨🇦 602 164 120ms 20 Nov 2025 871st lynn 602 182 20ms 18 Nov 2021 872nd Jacob385 601 131 515ms 3 Apr 2024 872nd Stockoh 🇫🇷 601 131 577ms 24 Jun 2024 874th timvermeulen 601 190 157ms 4 Jan 2020 875th sisyphus-ppcg 🇦🇺 599 114 221ms 24 Jun 2022 876th eranws 599 127 16ms 9 Sep 2022 877th madex 🇩🇪 598 142 3ms 25 days ago 878th zdzc 598 159 22ms 10 Jul 2018 878th rzhade3 598 159 19ms 1 Jul 2021 878th NicoAdams 598 159 20ms 21 Nov 2021 First Prev 801–880 of 1,522 Next Last