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 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 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 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 Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi 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 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 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 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 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 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 Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 901st CaedenHarper 🇨🇦 569 181 57ms 11 days ago 902nd annaproxy 568 197 359ms 23 Feb 2023 903rd cingulataluke 566 168 19ms 30 Aug 2023 903rd RaBa21 🇭🇺 566 168 19ms 12 Jul 2025 905th Jacob385 566 181 398ms 28 Oct 2025 906th melven 566 215 48ms 16 Oct 2025 907th XenThe 🇬🇧 563 135 12ms 12 Jun 2025 908th CaedenHarper 🇨🇦 562 141 3,281ms 17 Aug 2025 909th TheAristos 562 169 20ms 1 Nov 2019 909th mishak-sys 562 169 20ms 9 Sep 2025 911th BambooleanLogic 🇸🇪 559 136 18ms 3 Nov 2022 912th itiievskyi 🇺🇦 559 170 17ms 10 Aug 2020 912th glesnick 559 170 19ms 6 Oct 2022 912th SB-945 559 170 27ms 7 Apr 2024 912th ziselsberger 559 170 24ms 7 Oct 2024 912th croc54 559 170 19ms 13 Jan 2025 917th emgordon154 558 104 7ms 26 Jul 2024 918th emgordon154 557 221 79ms 10 Jun 2025 919th AkashTandon167 556 171 21ms 21 Nov 2020 919th cros107 🇦🇺 556 171 27ms 14 Feb 2024 921st kkoenig 555 228 278ms 13 Sep 2024 922nd amollberg 🇸🇪 553 172 27ms 16 Feb 2022 922nd mbittner20 553 172 19ms 27 May 2023 922nd CutSandstone 553 172 31ms 7 Jul 2024 925th uttumuttu 🇫🇮 551 138 16ms 5 Jan 2022 925th KaleChips22 551 138 12ms 3 Aug 2025 927th Waffle3z 549 105 75ms 22 Jan 2021 928th ludwig-n 549 173 20ms 4 Apr 2020 928th CodeAltF4 549 173 19ms 8 Mar 2022 928th myleopard 549 173 20ms 23 Dec 2022 931st ShiraJoseph 🇺🇸 547 139 16ms 25 Jun 2023 932nd HumanoidCPU 547 144 703ms 7 Jun 2024 933rd UnderKoen 🇳🇱 547 225 85ms 8 Jul 2024 934th ehulinsky 🇺🇸 546 174 20ms 8 May 2023 934th keelimeguy 🇺🇸 546 174 24ms 17 May 2025 934th Code-Coder-coder 546 174 18ms 12 Oct 2025 937th mckymsh 543 140 13ms 1 Mar 2022 938th IISResetMe 542 112 724ms 8 Mar 2024 938th CaedenHarper 🇨🇦 542 112 264ms 22 Aug 2025 940th andrewteske 540 176 22ms 28 Nov 2021 940th sciencejiho 540 176 21ms 26 Sep 2024 942nd olivermrose 🇺🇸 539 107 106ms 24 Oct 2021 943rd nephila-nacrea 🇬🇧 537 108 40ms 17 Jan 2018 944th Pale-Vessel 537 177 22ms 18 Dec 2023 945th hrrs01 534 108 64ms 29 Jan 2018 946th blaztoma 🇱🇹 534 174 191ms 18 days ago 947th lrustand 534 178 22ms 15 Jan 2018 947th alangodfrey 534 178 21ms 7 Feb 2019 947th richard-oelze 🇩🇪 534 178 22ms 7 Mar 2021 947th robin-scragg 534 178 19ms 24 Aug 2025 951st albanian-laundromat 533 122 1,029ms 14 days ago 952nd xkacer 🇨🇿 532 143 17ms 25 Jan 2021 952nd trinityy-7 532 143 14ms 17 Mar 2024 954th elgan65536 532 214 184ms 27 Mar 2024 955th Bonjour27891 🇻🇳 531 179 20ms 15 Mar 2022 955th ridingqwerty 🇺🇸 531 179 19ms 26 Feb 2024 957th yzhs 🇩🇪 529 109 44ms 20 Jul 2022 958th ZoDoneRightNow 529 169 37ms 13 Oct 2025 959th emgordon154 528 144 17ms 9 Dec 2021 960th hjcafaroUC 528 180 20ms 9 Aug 2020 960th nullie 528 180 26ms 15 Jun 2022 960th hellwue 528 180 22ms 8 Feb 2023 960th thienudomsrirungruang 528 180 19ms 2 Apr 2024 964th somebody1234 527 110 43ms 27 Mar 2018 965th lrekowski 525 181 20ms 11 Feb 2021 966th CaedenHarper 🇨🇦 525 373 683ms 22 Aug 2025 967th yokasuretsu 524 110 60ms 30 Apr 2018 968th Kibble 524 145 13ms 4 Oct 2020 968th IchBinMichMarkus 524 145 14ms 11 Jul 2023 970th jerrandolph 523 242 314ms 8 Nov 2023 971st nyoshe 520 163 4ms 25 Jan 2025 972nd goodingc 520 219 163ms 3 Oct 2021 973rd Haksell 🇦🇶 519 111 69ms 22 Feb 2023 974th zuparnowa 519 183 21ms 11 Feb 2019 974th henrytranter 519 183 20ms 20 Sep 2019 First Prev 901–975 of 1,442 Next Last