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 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 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 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 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 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 640th scpchicken 🇵🇼 711 107 13ms 26 Jan 2022 640th itsh01 711 107 13ms 3 Apr 2022 640th solmyr2000 711 107 13ms 11 Jun 2022 640th rifatx 711 107 13ms 17 Mar 2023 640th acollett89 711 107 13ms 4 Aug 2025 646th snoozingnewt 🇨🇦 709 111 701ms 13 Dec 2025 647th relet 709 134 20ms 8 Aug 2018 647th melven 709 134 21ms 16 Oct 2025 649th user189032 708 158 296ms 30 May 2019 650th Yewzir 🇧🇪 707 172 44ms 9 Jun 2024 651st SirBogman 🇺🇸 706 86 3,607ms 11 Apr 2024 651st ovs-code 🇩🇪 706 86 20ms 4 Oct 2024 653rd Shanethegamer 🇺🇸 706 114 424ms 31 Oct 2023 654th Shanethegamer 🇺🇸 705 146 2,462ms 9 Jan 2022 654th Yewzir 🇧🇪 705 146 61ms 10 Jun 2024 656th HETHAT 🇩🇿 704 135 20ms 22 Mar 2021 657th strout 703 159 331ms 14 Dec 2023 658th andersk 🇺🇸 703 162 150ms 18 Mar 2020 659th lynn 700 117 1,075ms 30 Nov 2021 660th Waffle3z 699 129 19ms 17 Apr 2022 660th CaedenHarper 🇨🇦 699 129 8ms 22 Aug 2025 662nd jarekwg 699 136 20ms 2 Oct 2020 662nd OCNeve 699 136 18ms 18 Jun 2024 662nd minhtrancccp 699 136 19ms 25 Nov 2024 662nd luuumine 🇫🇷 699 136 21ms 17 Oct 2025 666th CaedenHarper 🇨🇦 699 160 255ms 22 Aug 2025 667th jake-freeman 698 109 15ms 13 May 2020 667th ArmaanAS 698 109 19ms 7 Mar 2021 667th voytxt 🇨🇿 698 109 15ms 12 Jul 2024 670th stefangimmillaro 698 113 8ms 7 Nov 2023 671st primo-ppcg 🇹🇭 697 147 628ms 1 Jun 2020 672nd retrohun 695 114 2,131ms 16 Aug 2025 673rd sean-niemann 🇺🇸 695 122 3ms 31 Oct 2023 674th Yewzir 🇧🇪 695 134 390ms 15 Nov 2025 675th jared-hughes 694 64 43ms 17 Apr 2022 676th yzhs 🇩🇪 694 137 22ms 15 Mar 2020 676th suwat513 694 137 40ms 15 Sep 2022 676th neihousaigaai 694 137 20ms 6 Oct 2024 679th Yewzir 🇧🇪 693 135 10ms 9 Jun 2024 680th helbling 🇨🇭 691 110 20ms 3 Sep 2025 680th Lv0Sys 🇵🇱 691 110 13ms 29 Nov 2025 682nd yzhs 🇩🇪 690 162 298ms 25 Jul 2021 683rd SnowballSH 689 138 26ms 3 Feb 2021 684th annaproxy 689 159 30ms 11 May 2023 685th CaedenHarper 🇨🇦 688 117 150ms 17 Aug 2025 686th CaedenHarper 🇨🇦 688 136 11ms 22 Aug 2025 687th Stockoh 🇫🇷 684 139 34ms 27 Feb 2024 687th te-chnical 684 139 24ms 11 days ago 689th AlephSquirrel 683 55 4ms 8 Nov 2025 690th MeWhenI 🇻🇦 683 147 45ms 17 Feb 2023 691st KasperKivimaeki 🇫🇮 680 137 387ms 7 Nov 2025 692nd MahlerFive 🇨🇦 680 186 255ms 24 Apr 2020 693rd mintypython 679 112 14ms 16 Oct 2018 693rd saramaebee 679 112 16ms 18 Oct 2018 693rd igmcdowell 679 112 15ms 4 Jan 2022 696th kevinmchung 679 140 26ms 3 Apr 2018 697th commandblockguy 🇺🇸 678 116 542ms 1 Sep 2025 698th Jiramide 678 133 13ms 7 Feb 2021 699th ReidZ3 🇺🇸 678 165 319ms 13 Dec 2020 700th rifatx 674 141 29ms 16 Mar 2023 700th quimey 674 141 20ms 20 Jul 2023 702nd KatieLG 🇬🇧 673 71 51ms 27 Nov 2023 703rd vmcnabb 🇳🇿 673 113 15ms 6 May 2021 703rd targrik 673 113 16ms 24 Feb 2025 705th sean-niemann 🇺🇸 673 153 59ms 11 Jul 2024 706th MichalMarsalek 🇨🇿 672 135 360ms 30 Aug 2022 707th dokutan 670 138 191ms 13 Nov 2025 708th Natanaelel 🇸🇪 670 167 305ms 10 May 2025 709th MeWhenI 🇻🇦 670 271 150ms 29 Nov 2023 710th dokutan 669 134 24ms 22 Jun 2024 711th Haksell 🇦🇶 669 142 20ms 13 Jun 2020 711th btjones0 669 142 22ms 16 Jul 2022 711th Fishron 669 142 18ms 19 Sep 2022 711th jatloe 669 142 18ms 6 Sep 2024 715th lionbryce 668 135 11ms 8 Aug 2024 716th SirBogman 🇺🇸 668 182 43ms 17 Apr 2022 717th NewDefectus 🇮🇱 667 87 20ms 16 Oct 2021 717th Natanaelel 🇸🇪 667 87 7ms 16 Nov 2021 717th scpchicken 🇵🇼 667 87 18ms 24 Nov 2022 720th alexkunin 667 114 14ms 7 Jul 2019 First Prev 641–720 of 1,468 Next Last