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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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 526th OllieBoyne 🇬🇧 779 122 19ms 3 Jun 2021 526th Emutis 🇱🇹 779 122 20ms 17 Sep 2025 528th MeWhenI 🇻🇦 778 303 43ms 21 Apr 2025 529th Steffan153 🇫🇮 776 103 38ms 14 Feb 2024 530th CaedenHarper 🇨🇦 776 132 391ms 3 Oct 2025 531st m-tkach 🇺🇦 774 133 487ms 14 Aug 2023 531st michaelmoynihan 774 133 443ms 27 Aug 2025 533rd DialFrost 🇸🇬 773 121 10ms 7 Nov 2023 534th rowechenzhong 773 123 19ms 25 Mar 2020 534th giacomogallina 773 123 21ms 21 May 2020 534th MichalMarsalek 🇨🇿 773 123 19ms 9 Oct 2022 534th qpwoeirut 773 123 19ms 10 days ago 538th Yewzir 🇧🇪 773 139 6ms 9 Jun 2024 539th namelessiw 770 133 405ms 8 Oct 2025 540th Shanethegamer 🇺🇸 769 79 460ms 31 Oct 2023 540th dcgjb 769 79 579ms 16 May 2024 542nd SirBogman 🇺🇸 766 49 6ms 16 Nov 2023 543rd MeWhenI 🇻🇦 766 105 149ms 3 Aug 2024 544th primo-ppcg 🇹🇭 766 107 96ms 12 Feb 2022 545th CaedenHarper 🇨🇦 764 83 957ms 18 Aug 2025 546th CaedenHarper 🇨🇦 764 149 183ms 22 Aug 2025 547th CaedenHarper 🇨🇦 762 119 339ms 18 Aug 2025 548th janbehrens 🇩🇪 762 122 472ms 18 May 2023 549th sean-niemann 🇺🇸 761 81 548ms 7 May 2022 550th Yewzir 🇧🇪 760 100 16ms 9 Jun 2024 551st davecame 760 125 21ms 14 Sep 2023 552nd ovs-code 🇩🇪 760 128 22ms 4 Feb 2023 553rd primo-ppcg 🇹🇭 760 130 108ms 14 Feb 2020 554th primo-ppcg 🇹🇭 759 106 347ms 10 Apr 2025 555th MeWhenI 🇻🇦 758 108 63ms 30 Oct 2023 556th MeWhenI 🇻🇦 757 136 57ms 10 Apr 2024 557th janbehrens 🇩🇪 755 105 2,777ms 18 May 2023 558th vishwathg 754 126 22ms 2 Feb 2023 559th MeWhenI 🇻🇦 753 77 9ms 16 Apr 2023 559th janbehrens 🇩🇪 753 77 9ms 18 May 2023 561st sean-niemann 🇺🇸 752 107 417ms 31 Oct 2023 562nd MeWhenI 🇻🇦 752 119 77ms 12 Dec 2023 563rd Feniske 🇫🇷 750 81 2,522ms 26 Nov 2023 564th inventshah 750 85 11ms 15 Nov 2022 565th primo-ppcg 🇹🇭 750 121 368ms 17 Apr 2022 566th MeWhenI 🇻🇦 749 112 11ms 23 May 2023 567th Yewzir 🇧🇪 749 123 177ms 9 Jun 2024 567th CaedenHarper 🇨🇦 749 123 152ms 23 days ago 569th marcin7Cd 748 127 21ms 28 Sep 2019 569th annaproxy 748 127 19ms 9 May 2022 569th commandblockguy 🇺🇸 748 127 19ms 21 May 2023 572nd CaedenHarper 🇨🇦 747 120 486ms 17 Aug 2025 573rd Shanethegamer 🇺🇸 745 120 20ms 17 Dec 2023 574th Yewzir 🇧🇪 744 217 1,640ms 16 days ago 575th janbehrens 🇩🇪 743 106 7ms 2 Jul 2023 575th Shanethegamer 🇺🇸 743 106 7ms 2 Jul 2023 577th MeWhenI 🇻🇦 743 131 39ms 2 Oct 2022 577th dokutan 743 131 10ms 29 Apr 2025 579th daedals 742 128 20ms 31 May 2019 579th Indivicivet 742 128 19ms 26 Oct 2021 579th mathb0y512 742 128 20ms 11 Jan 2024 579th mathisfun271 742 128 39ms 13 Feb 2024 579th moustave 742 128 18ms 7 Apr 2025 579th snoozingnewt 🇺🇸 742 128 17ms 34 mins ago 585th jared-hughes 742 245 131ms 6 Jul 2024 586th SirBogman 🇺🇸 739 78 55ms 20 Mar 2022 586th CaedenHarper 🇨🇦 739 78 60ms 18 Aug 2025 588th Maznek 738 103 16ms 28 Jun 2023 589th Attero 🇸🇪 737 129 21ms 13 Oct 2020 589th jared-hughes 737 129 22ms 2 Oct 2021 589th ahmetdemirag 🇨🇾 737 129 27ms 4 Jul 2024 589th Lv0Sys 🇵🇱 737 129 20ms 2 days ago 593rd JRaspass 🇬🇧 737 132 9ms 1 Oct 2022 594th dokutan 737 139 410ms 17 days ago 595th kg583 🇺🇸 736 114 14ms 28 Sep 2025 596th MeWhenI 🇻🇦 735 100 2,454ms 24 Oct 2024 597th AlephSquirrel 734 138 5ms 29 Jul 2023 598th prplz 🇦🇺 732 83 903ms 17 Jun 2020 599th prplz 🇦🇺 731 104 14ms 5 Oct 2020 599th CaedenHarper 🇨🇦 731 104 14ms 17 Aug 2025 First Prev 526–600 of 1,446 Next Last