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 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 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 Multitap Input 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 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 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 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 Multitap Input 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 676th yzhs 🇩🇪 690 162 298ms 25 Jul 2021 677th SnowballSH 689 138 26ms 3 Feb 2021 678th annaproxy 689 159 30ms 11 May 2023 679th CaedenHarper 🇨🇦 688 117 150ms 17 Aug 2025 680th CaedenHarper 🇨🇦 688 136 11ms 22 Aug 2025 681st Stockoh 🇫🇷 684 139 34ms 27 Feb 2024 681st zhaohm14 684 139 19ms 10 Jun 2025 683rd AlephSquirrel 683 55 4ms 8 Nov 2025 684th MeWhenI 🇻🇦 680 147 45ms 17 Feb 2023 685th MahlerFive 🇨🇦 680 186 328ms 24 Apr 2020 686th mintypython 679 112 13ms 16 Oct 2018 686th saramaebee 679 112 14ms 18 Oct 2018 686th igmcdowell 679 112 14ms 4 Jan 2022 689th Jiramide 679 133 14ms 7 Feb 2021 690th kevinmchung 679 140 26ms 3 Apr 2018 691st commandblockguy 🇺🇸 678 116 490ms 1 Sep 2025 692nd KasperKivimaeki 🇫🇮 678 137 387ms 7 Nov 2025 693rd ReidZ3 🇺🇸 678 165 319ms 13 Dec 2020 694th rifatx 674 141 29ms 16 Mar 2023 694th quimey 674 141 20ms 20 Jul 2023 696th KatieLG 🇬🇧 673 71 51ms 27 Nov 2023 697th vmcnabb 🇳🇿 673 113 13ms 6 May 2021 697th targrik 673 113 13ms 24 Feb 2025 699th sean-niemann 🇺🇸 673 153 55ms 11 Jul 2024 700th MichalMarsalek 🇨🇿 672 135 360ms 30 Aug 2022 701st Natanaelel 🇸🇪 670 167 305ms 10 May 2025 702nd MeWhenI 🇻🇦 670 271 150ms 29 Nov 2023 703rd lionbryce 669 135 12ms 8 Aug 2024 704th dokutan 669 138 148ms 13 Nov 2025 705th Haksell 🇦🇶 669 142 20ms 13 Jun 2020 705th btjones0 669 142 22ms 16 Jul 2022 705th Fishron 669 142 18ms 19 Sep 2022 705th jatloe 669 142 18ms 6 Sep 2024 709th dokutan 668 134 21ms 22 Jun 2024 710th SirBogman 🇺🇸 668 182 43ms 17 Apr 2022 711th NewDefectus 🇮🇱 667 87 20ms 16 Oct 2021 711th Natanaelel 🇸🇪 667 87 7ms 16 Nov 2021 711th scpchicken 🇵🇼 667 87 18ms 24 Nov 2022 714th alexkunin 667 114 14ms 7 Jul 2019 715th janbehrens 🇩🇪 665 121 358ms 16 May 2023 716th Brianzhengca 665 143 19ms 5 Feb 2021 716th TobyBoyne 🇬🇧 665 143 19ms 14 Apr 2022 718th Shanethegamer 🇺🇸 662 128 4ms 13 Jun 2022 719th varhammer 🇷🇺 661 121 157ms 13 Dec 2023 720th celiendonze 🇨🇭 660 144 20ms 14 Apr 2023 720th Bulmenisaurus 660 144 18ms 1 Jul 2024 720th emgordon154 660 144 21ms 23 Sep 2024 723rd MeWhenI 🇻🇦 658 193 33ms 6 Jun 2023 724th CatsAreFluffy 656 94 59ms 4 Feb 2023 725th BBoehm 🇩🇪 655 116 13ms 21 Dec 2020 726th CaedenHarper 🇨🇦 655 142 213ms 18 Aug 2025 727th lmolteno 655 145 29ms 3 Mar 2021 727th guilhem-roy 🇫🇷 655 145 21ms 7 Mar 2022 727th jakobkordez 🇸🇮 655 145 20ms 31 Oct 2022 727th frankgraziano 655 145 20ms 24 Apr 2025 727th TheZwierzLF 🇵🇱 655 145 19ms 21 May 2025 732nd Yewzir 🇧🇪 654 123 343ms 10 Jun 2024 733rd orthoplex 🇨🇽 653 68 41ms 9 Oct 2020 734th villfa 652 121 15ms 2 Nov 2018 735th elgan65536 651 146 19ms 31 Mar 2024 735th InigoK 🇺🇸 651 146 24ms 26 Aug 2025 737th snyderek 🇺🇸 651 158 52ms 9 Nov 2024 738th hyvyys 650 117 14ms 19 Sep 2020 738th aksyristos 650 117 13ms 2 Nov 2022 740th 386asm 🇺🇸 649 154 45ms 5 May 2023 741st mrondon8 648 158 514ms 5 Sep 2021 742nd MeWhenI 🇻🇦 647 58 6ms 16 Jan 2022 743rd jupj 🇫🇮 647 131 3ms 27 Aug 2022 744th clementblaudeau 646 147 19ms 7 Jun 2021 744th StefanHabel 🇨🇦 646 147 19ms 31 Dec 2022 744th yuchuehw 646 147 21ms 3 Jan 2024 747th RockOfStone 645 140 15ms 17 Mar 2024 748th user189032 644 118 14ms 29 May 2019 748th cywong-amino 🇭🇰 644 118 31ms 7 Oct 2020 748th dokutan 644 118 13ms 18 Apr 2025 First Prev 676–750 of 1,451 Next Last