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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 451st jared-hughes 826 96 462ms 23 Jul 2023 452nd RYNO8 826 115 100ms 6 Oct 2025 453rd lynn 826 119 1,495ms 29 Nov 2021 454th DialFrost 🇸🇬 826 124 386ms 24 Sep 2025 454th Shanethegamer 🇺🇸 826 124 390ms 24 Sep 2025 456th ovs-code 🇩🇪 826 130 8ms 27 Jan 2024 457th ovs-code 🇩🇪 826 237 718ms 15 Apr 2025 458th emplv 🇱🇻 824 97 128ms 31 Oct 2023 459th DialFrost 🇸🇬 824 118 41ms 10 Feb 2023 459th edsrzf 🇳🇿 824 118 39ms 17 days ago 461st blaztoma 🇱🇹 823 70 38ms 8 days ago 462nd alemelis 822 75 568ms 16 Feb 2024 463rd GrayJoKing 🇦🇺 822 136 330ms 4 Dec 2020 464th MeWhenI 🇻🇦 822 154 278ms 17 Apr 2023 465th lifthrasiir 🇰🇷 822 221 232ms 19 Dec 2024 466th MeWhenI 🇻🇦 821 74 879ms 28 Jan 2023 467th sean-niemann 🇺🇸 821 114 20ms 30 Oct 2023 467th Shanethegamer 🇺🇸 821 114 22ms 6 Nov 2023 467th Steffan153 🇫🇮 821 114 22ms 29 Jan 2024 470th MeWhenI 🇻🇦 820 94 756ms 13 Feb 2025 471st emplv 🇱🇻 820 96 21ms 28 Nov 2022 472nd m-tkach 🇺🇦 820 150 72ms 6 Dec 2022 473rd primo-ppcg 🇹🇭 819 120 1,505ms 24 Oct 2021 474th akshatj27 🇦🇶 817 93 20ms 11 Jan 2022 474th duckyluuk 🇳🇱 817 93 16ms 9 Oct 2024 476th AlephSquirrel 816 98 41ms 21 Oct 2024 477th DialFrost 🇸🇬 816 289 51ms 13 Aug 2025 477th frankgraziano 816 289 86ms 13 Oct 2025 479th Shanethegamer 🇺🇸 815 76 124ms 12 Dec 2021 480th GrayJoKing 🇦🇺 814 103 14ms 30 Oct 2023 480th Shanethegamer 🇺🇸 814 103 12ms 22 Apr 2025 482nd GrayJoKing 🇦🇺 814 111 16ms 3 Dec 2023 483rd MeWhenI 🇻🇦 813 126 394ms 22 days ago 484th dokutan 812 71 50ms 7 Apr 2025 485th jacklynnepenick 812 117 19ms 13 Aug 2021 485th plcc0 812 117 21ms 2 May 2025 487th DialFrost 🇸🇬 810 112 340ms 8 Oct 2024 488th edsrzf 🇳🇿 809 75 40ms 22 Jul 2025 489th MeWhenI 🇻🇦 807 105 4ms 5 Jul 2024 490th sean-niemann 🇺🇸 807 141 165ms 31 Oct 2023 491st MeWhenI 🇻🇦 807 200 1,642ms 22 days ago 492nd emgordon154 806 111 2,672ms 13 Dec 2024 493rd DialFrost 🇸🇬 805 100 366ms 19 Aug 2025 494th lifthrasiir 🇰🇷 805 118 39ms 20 Nov 2024 494th CommandLeo 🇮🇹 805 118 213ms 7 days ago 496th typeswitch-dev 🇵🇹 804 126 7ms 6 Jul 2024 497th DialFrost 🇸🇬 803 98 32ms 28 Jul 2024 497th KatieLG 🇬🇧 803 98 490ms 8 Oct 2025 499th MeWhenI 🇻🇦 803 113 350ms 15 Nov 2022 499th sean-niemann 🇺🇸 803 113 342ms 8 Oct 2024 501st Irratix 🇳🇱 800 95 13ms 22 Mar 2022 501st KatieLG 🇬🇧 800 95 14ms 16 Nov 2023 503rd stefangimmillaro 800 128 380ms 6 Oct 2025 504th MeWhenI 🇻🇦 800 152 59ms 17 May 2023 505th lynn 799 47 6ms 10 Jan 2022 506th DialFrost 🇸🇬 799 106 4ms 12 Feb 2024 507th bzijlema 🇳🇱 799 119 19ms 3 Jul 2024 508th DialFrost 🇸🇬 798 129 56ms 5 Jun 2024 509th lynn 798 159 38ms 21 Jul 2023 510th MeWhenI 🇻🇦 796 45 113ms 28 Jul 2022 511th Shanethegamer 🇺🇸 796 114 351ms 30 Oct 2023 512th FlorianCassayre 🇫🇷 795 44 210ms 26 May 2024 513th scpchicken 🇵🇼 794 78 155ms 4 May 2022 514th sean-niemann 🇺🇸 794 126 47ms 5 May 2023 515th Yewzir 🇧🇪 794 129 398ms 24 Sep 2025 516th vezzick 792 120 20ms 5 Mar 2021 517th MeWhenI 🇻🇦 788 117 147ms 17 Nov 2022 518th MeWhenI 🇻🇦 788 118 519ms 4 Mar 2022 519th MeWhenI 🇻🇦 787 100 16ms 28 May 2023 520th ZakkkkAttackkkk 🇵🇭 785 121 20ms 26 Aug 2023 521st Shanethegamer 🇺🇸 784 74 9ms 6 Jan 2022 522nd wiz0u 781 103 376ms 18 Aug 2025 523rd janbehrens 🇩🇪 779 78 825ms 3 Dec 2023 524th SirBogman 🇺🇸 779 101 532ms 20 Jan 2024 525th OllieBoyne 🇬🇧 779 122 19ms 3 Jun 2021 First Prev 451–525 of 1,444 Next Last