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 Lily 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 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 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 638th solmyr2000 711 107 16ms 11 Jun 2022 638th rifatx 711 107 16ms 17 Mar 2023 638th acollett89 711 107 14ms 4 Aug 2025 644th snoozingnewt 🇨🇦 709 111 652ms 13 Dec 2025 645th relet 709 134 22ms 8 Aug 2018 645th melven 709 134 24ms 16 Oct 2025 647th user189032 708 158 296ms 30 May 2019 648th ovs-code 🇩🇪 707 86 20ms 4 Oct 2024 649th Yewzir 🇧🇪 707 172 44ms 9 Jun 2024 650th SirBogman 🇺🇸 706 86 3,607ms 11 Apr 2024 651st Shanethegamer 🇺🇸 706 114 424ms 31 Oct 2023 652nd Shanethegamer 🇺🇸 705 146 2,462ms 9 Jan 2022 652nd Yewzir 🇧🇪 705 146 61ms 10 Jun 2024 654th HETHAT 🇩🇿 704 135 21ms 22 Mar 2021 655th strout 703 159 331ms 14 Dec 2023 656th andersk 🇺🇸 703 162 190ms 18 Mar 2020 657th lynn 700 117 1,075ms 30 Nov 2021 658th Waffle3z 699 129 19ms 17 Apr 2022 658th CaedenHarper 🇨🇦 699 129 8ms 22 Aug 2025 660th jarekwg 699 136 22ms 2 Oct 2020 660th OCNeve 699 136 20ms 18 Jun 2024 660th minhtrancccp 699 136 25ms 25 Nov 2024 660th luuumine 🇫🇷 699 136 23ms 17 Oct 2025 664th CaedenHarper 🇨🇦 699 160 255ms 22 Aug 2025 665th jake-freeman 698 109 18ms 13 May 2020 665th ArmaanAS 698 109 18ms 7 Mar 2021 665th voytxt 🇨🇿 698 109 16ms 12 Jul 2024 668th stefangimmillaro 698 113 7ms 7 Nov 2023 669th primo-ppcg 🇹🇭 698 147 485ms 1 Jun 2020 670th Yewzir 🇧🇪 696 134 472ms 15 Nov 2025 671st sean-niemann 🇺🇸 695 122 3ms 31 Oct 2023 672nd jared-hughes 694 64 43ms 17 Apr 2022 673rd yzhs 🇩🇪 694 137 24ms 15 Mar 2020 673rd suwat513 694 137 45ms 15 Sep 2022 673rd neihousaigaai 694 137 21ms 6 Oct 2024 676th Yewzir 🇧🇪 693 135 10ms 9 Jun 2024 677th helbling 🇨🇭 691 110 20ms 3 Sep 2025 677th Lv0Sys 🇵🇱 691 110 15ms 29 Nov 2025 679th yzhs 🇩🇪 690 162 298ms 25 Jul 2021 680th SnowballSH 689 138 28ms 3 Feb 2021 681st annaproxy 689 159 30ms 11 May 2023 682nd CaedenHarper 🇨🇦 688 117 162ms 17 Aug 2025 683rd CaedenHarper 🇨🇦 688 136 11ms 22 Aug 2025 684th saito-ta 🇯🇵 687 87 537ms 23 Oct 2023 685th JOrE20 🇺🇸 685 111 17ms 6 days ago 686th Stockoh 🇫🇷 684 139 37ms 27 Feb 2024 686th te-chnical 684 139 27ms 8 Jan 2026 688th AlephSquirrel 683 55 4ms 8 Nov 2025 689th MeWhenI 🇻🇦 683 147 45ms 17 Feb 2023 690th KasperKivimaeki 🇫🇮 680 137 517ms 7 Nov 2025 691st MahlerFive 🇨🇦 680 186 357ms 24 Apr 2020 692nd DialFrost 🇸🇬 679 88 3,026ms 7 Oct 2024 693rd mintypython 679 112 19ms 16 Oct 2018 693rd saramaebee 679 112 14ms 18 Oct 2018 693rd igmcdowell 679 112 14ms 4 Jan 2022 696th kevinmchung 679 140 28ms 3 Apr 2018 697th commandz0 🇺🇸 678 116 537ms 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 22ms 20 Jul 2023 702nd KatieLG 🇬🇧 673 71 51ms 27 Nov 2023 703rd vmcnabb 🇳🇿 673 113 14ms 6 May 2021 703rd targrik 673 113 14ms 24 Feb 2025 705th MichalMarsalek 🇨🇿 673 135 360ms 30 Aug 2022 706th sean-niemann 🇺🇸 673 153 59ms 11 Jul 2024 707th frankgraziano 672 89 3,683ms 2 hours ago 708th dokutan 671 138 191ms 13 Nov 2025 709th Natanaelel 🇸🇪 670 167 305ms 10 May 2025 710th MeWhenI 🇻🇦 670 271 150ms 29 Nov 2023 711th dokutan 669 134 24ms 22 Jun 2024 712th Haksell 🇦🇶 669 142 21ms 13 Jun 2020 712th btjones0 669 142 21ms 16 Jul 2022 712th Fishron 669 142 20ms 19 Sep 2022 712th jatloe 669 142 19ms 6 Sep 2024 716th lionbryce 668 135 11ms 8 Aug 2024 717th SirBogman 🇺🇸 668 182 43ms 17 Apr 2022 718th NewDefectus 🇮🇱 667 87 20ms 16 Oct 2021 718th Natanaelel 🇸🇪 667 87 7ms 16 Nov 2021 718th scpchicken 🇵🇼 667 87 18ms 24 Nov 2022 First Prev 641–720 of 1,483 Next Last