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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 879th SniperSmiley 🇺🇸 590 161 21ms 25 Jun 2022 879th GulgDev 590 161 21ms 21 Mar 2023 883rd CaedenHarper 🇨🇦 589 144 4ms 16 Nov 2025 884th mtirado1 589 153 7ms 18 Apr 2023 885th KatieLG 🇬🇧 588 168 694ms 15 Jan 2023 886th TheZwierzLF 🇵🇱 587 134 754ms 22 Nov 2025 887th msrawson 587 162 23ms 15 Aug 2018 888th ian-h-chamberlain 🇺🇸 587 194 147ms 6 Jan 2020 889th omurakazuaki 🇯🇵 585 130 14ms 16 Feb 2021 890th Natanaelel 🇸🇪 585 145 4ms 10 days ago 891st MeWhenI 🇻🇦 585 168 1,368ms 16 Jun 2023 892nd SirBogman 🇺🇸 585 403 81ms 23 Nov 2022 893rd fgrosshans 🇫🇷 583 163 21ms 10 Jun 2024 893rd Papushkado 583 163 19ms 10 Nov 2025 895th emgordon154 583 336 1,607ms 6 Nov 2025 896th p01 581 131 17ms 7 Feb 2018 896th Florian-Mt 581 131 13ms 23 Oct 2023 898th PaulTaykalo 581 170 108ms 24 Sep 2020 899th CaedenHarper 🇨🇦 580 136 9ms 22 Aug 2025 900th wrhm 580 164 23ms 12 Dec 2020 900th zlee1 580 164 18ms 30 Apr 2021 900th hymanimy 580 164 20ms 8 Jan 2022 903rd phdphil 579 107 163ms 22 Apr 2018 904th djeedjay 🇳🇱 577 147 3ms 6 Sep 2021 905th DanielRHolland 577 194 359ms 12 Nov 2020 906th Bodo171 576 165 19ms 5 Dec 2022 907th Yewzir 🇧🇪 575 139 138ms 9 Jun 2024 908th markus-rekdal 573 166 20ms 28 May 2019 908th ay2718 573 166 21ms 17 Jul 2019 908th andre-lameirinhas 🇵🇹 573 166 21ms 4 Sep 2020 908th kenny14231 573 166 19ms 5 Aug 2022 908th KiwiLT 573 166 23ms 22 Nov 2022 908th FlorianCassayre 🇫🇷 573 166 26ms 29 Jan 2023 908th AdamMorris377 573 166 19ms 7 Sep 2024 915th DaCuteRaccoon 572 133 13ms 8 Dec 2022 916th CaedenHarper 🇨🇦 571 173 650ms 22 Aug 2025 917th Sciman101 570 158 6ms 16 May 2023 918th janbehrens 🇩🇪 569 105 2,700ms 18 May 2023 919th BrenSchaap 569 167 21ms 21 Oct 2021 919th petroselo 569 167 19ms 29 Dec 2021 921st CaedenHarper 🇨🇦 569 181 62ms 16 Nov 2025 922nd alexsave 568 134 21ms 14 Jan 2026 923rd annaproxy 568 197 327ms 23 Feb 2023 924th Jacob385 567 181 388ms 28 Oct 2025 925th dokutan 567 250 25ms 3 days ago 926th cingulataluke 566 168 21ms 30 Aug 2023 926th RaBa21 🇭🇺 566 168 19ms 12 Jul 2025 928th melven 566 215 42ms 16 Oct 2025 929th XenThe 🇬🇧 563 135 17ms 12 Jun 2025 930th TheAristos 562 169 21ms 1 Nov 2019 930th mishak-sys 562 169 21ms 9 Sep 2025 932nd BambooleanLogic 🇸🇪 559 136 19ms 3 Nov 2022 933rd itiievskyi 🇺🇦 559 170 21ms 10 Aug 2020 933rd glesnick 559 170 20ms 6 Oct 2022 933rd SB-945 559 170 28ms 7 Apr 2024 933rd ziselsberger 559 170 28ms 7 Oct 2024 933rd croc54 559 170 19ms 13 Jan 2025 938th emgordon154 558 104 7ms 26 Jul 2024 939th emgordon154 557 221 115ms 10 Jun 2025 940th AkashTandon167 556 171 24ms 21 Nov 2020 940th cros107 🇦🇺 556 171 29ms 14 Feb 2024 942nd kkoenig 555 228 304ms 13 Sep 2024 943rd amollberg 🇸🇪 553 172 28ms 16 Feb 2022 943rd mbittner20 553 172 21ms 27 May 2023 943rd CutSandstone 553 172 30ms 7 Jul 2024 946th uttumuttu 🇫🇮 551 138 19ms 5 Jan 2022 946th KaleChips22 551 138 13ms 3 Aug 2025 948th Waffle3z 549 105 77ms 22 Jan 2021 949th ludwig-n 549 173 20ms 4 Apr 2020 949th CodeAltF4 549 173 21ms 8 Mar 2022 949th myleopard 549 173 20ms 23 Dec 2022 952nd ShiraJoseph 🇺🇸 547 139 19ms 25 Jun 2023 953rd HumanoidCPU 547 144 571ms 7 Jun 2024 954th UnderKoen 🇳🇱 547 225 119ms 8 Jul 2024 955th ehulinsky 🇺🇸 546 174 21ms 8 May 2023 955th keelimeguy 🇺🇸 546 174 23ms 17 May 2025 955th Code-Coder-coder 546 174 18ms 12 Oct 2025 958th mckymsh 543 140 14ms 1 Mar 2022 959th IISResetMe 542 112 728ms 8 Mar 2024 959th CaedenHarper 🇨🇦 542 112 294ms 22 Aug 2025 First Prev 881–960 of 1,494 Next Last