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 ><> ALGOL 68 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 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 ><> ALGOL 68 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 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 801st YAJUE114514 625 179 292ms 3 Aug 2025 802nd jared-hughes 623 96 397ms 23 Jul 2023 803rd myfatemi04 621 153 25ms 10 Jan 2018 803rd jhpaques 🇫🇷 621 153 20ms 28 Jul 2022 805th sebipopa 🇷🇴 618 123 14ms 14 Sep 2022 805th xyangst 618 123 13ms 4 Oct 2024 807th SirBogman 🇺🇸 617 94 19ms 5 Oct 2020 808th RDShah 617 154 28ms 31 Jan 2020 808th dzshn 617 154 18ms 9 Jun 2021 808th bbakersmith 617 154 31ms 28 Jun 2022 808th aksyristos 617 154 21ms 8 Mar 2023 808th tobyLovick 617 154 20ms 7 Dec 2023 808th chartung17 617 154 29ms 14 Jan 2024 808th EnTerr 617 154 22ms 25 Aug 2024 808th Pyroan 617 154 23ms 3 Nov 2025 816th retrohun 616 111 15ms 21 Sep 2024 817th Shanethegamer 🇺🇸 616 130 29ms 4 Oct 2024 818th CaedenHarper 🇨🇦 615 131 421ms 17 Aug 2025 819th filharmonista 615 138 3ms 13 Mar 2020 819th TeodorDyakov 🇧🇬 615 138 3ms 3 Jul 2025 821st hiddicop 🇸🇪 613 94 50ms 1 Feb 2021 822nd neihousaigaai 613 124 18ms 28 Apr 2021 822nd Andrey-Plotnikov 613 124 15ms 9 Aug 2025 824th dzhang314 613 155 23ms 14 Aug 2019 824th za3k 613 155 19ms 11 Oct 2022 824th r-benson 🇬🇧 613 155 26ms 1 Feb 2023 824th Hortaros 613 155 20ms 14 Apr 2023 824th HumanoidCPU 613 155 19ms 7 Jun 2024 829th TomvdPeet 611 129 28ms 7 Dec 2025 830th dokutan 610 132 426ms 7 Apr 2025 831st G33kDude 609 156 19ms 20 Mar 2019 831st cellobix 609 156 21ms 15 Aug 2019 831st mokymok 🇺🇸 609 156 22ms 11 Oct 2021 831st BREMAUCY 🇫🇷 609 156 30ms 2 Jan 2024 831st hiichbindermax 609 156 19ms 15 Sep 2024 831st M4rc0g1 609 156 22ms 21 Nov 2025 837th MeWhenI 🇻🇦 609 193 36ms 6 Jun 2023 838th dsntzn 🇸🇰 608 125 16ms 1 Mar 2021 838th smclaughlin-cf 608 125 17ms 8 Apr 2025 840th cure-honey 🇯🇵 608 200 43ms 26 Apr 2020 841st MeWhenI 🇻🇦 607 105 29ms 12 Nov 2022 842nd targrik 606 130 15ms 27 Oct 2025 843rd janbehrens 🇩🇪 606 140 4ms 18 May 2023 844th adamnielson42 🇺🇸 605 79 39ms 7 Dec 2023 845th ndren 605 130 596ms 5 May 2024 846th Phil-RGOMEGA 605 149 8ms 30 Aug 2023 847th tpaxman 🇨🇦 605 157 22ms 2 Dec 2020 848th ollyspooner 604 126 18ms 18 Oct 2023 849th DialFrost 🇸🇬 603 133 31ms 11 Dec 2024 850th albanian-laundromat 603 178 40ms 22 Aug 2025 851st not-a-pokemon 602 141 4ms 9 Sep 2025 852nd snoozingnewt 🇨🇦 602 164 118ms 20 Nov 2025 853rd lynn 602 182 20ms 18 Nov 2021 854th Jacob385 601 131 533ms 3 Apr 2024 854th Stockoh 🇫🇷 601 131 560ms 24 Jun 2024 856th sisyphus-ppcg 🇦🇺 599 114 221ms 24 Jun 2022 857th eranws 599 127 15ms 9 Sep 2022 858th timvermeulen 599 190 172ms 4 Jan 2020 859th zdzc 598 159 21ms 10 Jul 2018 859th rzhade3 598 159 19ms 1 Jul 2021 859th NicoAdams 598 159 20ms 21 Nov 2021 859th rowboat1 598 159 686ms 18 Jun 2022 863rd CaedenHarper 🇨🇦 594 124 2,542ms 18 Aug 2025 864th avartanii 594 128 22ms 17 Jan 2021 864th MathisBullinger 594 128 34ms 15 Nov 2021 866th abailey2020 🇺🇸 594 160 23ms 13 Dec 2020 866th Espiobest 594 160 25ms 13 Feb 2021 866th knutae 🇳🇴 594 160 21ms 17 Nov 2021 866th jfallon1997 594 160 23ms 5 Jan 2023 866th AtengChen 594 160 19ms 29 Aug 2024 871st yzhs 🇩🇪 592 75 41ms 7 Jun 2022 872nd CaedenHarper 🇨🇦 592 98 5ms 18 Aug 2025 873rd emgordon154 592 133 563ms 25 Sep 2024 874th CaedenHarper 🇨🇦 592 135 145ms 18 Aug 2025 875th timvermeulen 592 167 94ms 19 Jan 2020 876th hardlyBearable 590 161 22ms 11 May 2019 876th Psirving 590 161 20ms 1 Aug 2020 876th SniperSmiley 🇺🇸 590 161 21ms 25 Jun 2022 876th GulgDev 590 161 21ms 21 Mar 2023 880th ian-odonnell 589 129 18ms 9 Mar 2018 First Prev 801–880 of 1,491 Next Last