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 ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 881st ian-h-chamberlain 🇺🇸 587 194 155ms 6 Jan 2020 882nd omurakazuaki 🇯🇵 585 130 17ms 16 Feb 2021 883rd MeWhenI 🇻🇦 585 168 1,368ms 16 Jun 2023 884th SirBogman 🇺🇸 585 403 81ms 23 Nov 2022 885th fgrosshans 🇫🇷 583 163 25ms 10 Jun 2024 885th Papushkado 583 163 19ms 10 Nov 2025 887th emgordon154 583 336 1,621ms 6 Nov 2025 888th PaulTaykalo 581 170 108ms 24 Sep 2020 889th p01 580 131 13ms 7 Feb 2018 889th Florian-Mt 580 131 16ms 23 Oct 2023 891st CaedenHarper 🇨🇦 580 136 9ms 22 Aug 2025 892nd wrhm 580 164 23ms 12 Dec 2020 892nd zlee1 580 164 21ms 30 Apr 2021 892nd hymanimy 580 164 22ms 8 Jan 2022 895th phdphil 579 107 163ms 22 Apr 2018 896th djeedjay 🇳🇱 577 147 3ms 6 Sep 2021 897th DanielRHolland 577 194 359ms 12 Nov 2020 898th Bodo171 576 165 18ms 5 Dec 2022 899th Yewzir 🇧🇪 575 139 133ms 9 Jun 2024 900th markus-rekdal 573 166 17ms 28 May 2019 900th ay2718 573 166 20ms 17 Jul 2019 900th andre-lameirinhas 🇵🇹 573 166 21ms 4 Sep 2020 900th kenny14231 573 166 18ms 5 Aug 2022 900th KiwiLT 573 166 19ms 22 Nov 2022 900th FlorianCassayre 🇫🇷 573 166 22ms 29 Jan 2023 900th AdamMorris377 573 166 18ms 7 Sep 2024 907th DaCuteRaccoon 572 133 13ms 8 Dec 2022 908th CaedenHarper 🇨🇦 571 173 650ms 22 Aug 2025 909th Sciman101 570 158 6ms 16 May 2023 910th BrenSchaap 569 167 19ms 21 Oct 2021 910th petroselo 569 167 18ms 29 Dec 2021 912th CaedenHarper 🇨🇦 569 181 64ms 16 Nov 2025 913th annaproxy 568 197 327ms 23 Feb 2023 914th alexsave 567 134 18ms 19 days ago 915th Jacob385 567 181 388ms 28 Oct 2025 916th cingulataluke 566 168 20ms 30 Aug 2023 916th RaBa21 🇭🇺 566 168 18ms 12 Jul 2025 918th melven 566 215 42ms 16 Oct 2025 919th XenThe 🇬🇧 563 135 14ms 12 Jun 2025 920th CaedenHarper 🇨🇦 562 141 3,196ms 17 Aug 2025 921st TheAristos 562 169 20ms 1 Nov 2019 921st mishak-sys 562 169 19ms 9 Sep 2025 923rd BambooleanLogic 🇸🇪 559 136 19ms 3 Nov 2022 924th itiievskyi 🇺🇦 559 170 18ms 10 Aug 2020 924th glesnick 559 170 19ms 6 Oct 2022 924th SB-945 559 170 29ms 7 Apr 2024 924th ziselsberger 559 170 28ms 7 Oct 2024 924th croc54 559 170 19ms 13 Jan 2025 929th emgordon154 558 104 7ms 26 Jul 2024 930th emgordon154 557 221 115ms 10 Jun 2025 931st AkashTandon167 556 171 20ms 21 Nov 2020 931st cros107 🇦🇺 556 171 26ms 14 Feb 2024 933rd kkoenig 555 228 245ms 13 Sep 2024 934th amollberg 🇸🇪 553 172 26ms 16 Feb 2022 934th mbittner20 553 172 20ms 27 May 2023 934th CutSandstone 553 172 32ms 7 Jul 2024 937th uttumuttu 🇫🇮 551 138 17ms 5 Jan 2022 937th KaleChips22 551 138 15ms 3 Aug 2025 939th Waffle3z 549 105 78ms 22 Jan 2021 940th ludwig-n 549 173 20ms 4 Apr 2020 940th CodeAltF4 549 173 20ms 8 Mar 2022 940th myleopard 549 173 19ms 23 Dec 2022 943rd ShiraJoseph 🇺🇸 547 139 18ms 25 Jun 2023 944th HumanoidCPU 547 144 575ms 7 Jun 2024 945th UnderKoen 🇳🇱 547 225 120ms 8 Jul 2024 946th ehulinsky 🇺🇸 546 174 20ms 8 May 2023 946th keelimeguy 🇺🇸 546 174 23ms 17 May 2025 946th Code-Coder-coder 546 174 20ms 12 Oct 2025 949th mckymsh 543 140 16ms 1 Mar 2022 950th IISResetMe 542 112 728ms 8 Mar 2024 950th CaedenHarper 🇨🇦 542 112 294ms 22 Aug 2025 952nd andrewteske 540 176 23ms 28 Nov 2021 952nd sciencejiho 540 176 17ms 26 Sep 2024 952nd Andrey2001 540 176 18ms 2 days ago 955th olivermrose 🇺🇸 539 107 73ms 24 Oct 2021 956th nephila-nacrea 🇬🇧 537 108 26ms 17 Jan 2018 957th Pale-Vessel 537 177 22ms 18 Dec 2023 958th blaztoma 🇱🇹 535 174 191ms 9 Nov 2025 959th hrrs01 534 108 58ms 29 Jan 2018 960th lrustand 534 178 21ms 15 Jan 2018 First Prev 881–960 of 1,472 Next Last