Roman to Arabic in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 601st Yewzir 🇧🇪 704 172 9 Jun 2024 602nd Shanethegamer 🇺🇸 703 146 9 Jan 2022 602nd Yewzir 🇧🇪 703 146 10 Jun 2024 604th strout 703 159 14 Dec 2023 605th andersk 🇺🇸 701 162 18 Mar 2020 606th antimon2 🇯🇵 700 88 36 hours ago 607th Waffle3z 699 129 17 Apr 2022 608th jarekwg 698 136 2 Oct 2020 608th OCNeve 698 136 18 Jun 2024 608th minhtrancccp 698 136 25 Nov 2024 611th jake-freeman 697 109 13 May 2020 611th ArmaanAS 697 109 7 Mar 2021 611th voytxt 🇨🇿 697 109 12 Jul 2024 614th lynn 696 117 30 Nov 2021 615th stefangimmillaro 695 113 7 Nov 2023 616th jared-hughes 694 64 17 Apr 2022 617th yzhs 🇩🇪 693 137 15 Mar 2020 617th suwat513 693 137 15 Sep 2022 617th neihousaigaai 693 137 6 Oct 2024 620th yzhs 🇩🇪 690 162 25 Jul 2021 621st sean-niemann 🇺🇸 689 122 31 Oct 2023 622nd retrohun 688 115 1 Nov 2024 623rd SnowballSH 688 138 3 Feb 2021 624th annaproxy 687 159 11 May 2023 625th Stockoh 🇫🇷 683 139 27 Feb 2024 625th zhaohm14 683 139 10 Jun 2025 627th MeWhenI 🇻🇦 680 147 17 Feb 2023 628th mintypython 679 112 16 Oct 2018 628th saramaebee 679 112 18 Oct 2018 628th igmcdowell 679 112 4 Jan 2022 631st MahlerFive 🇨🇦 679 186 24 Apr 2020 632nd Jiramide 678 133 7 Feb 2021 633rd kevinmchung 678 140 3 Apr 2018 634th ReidZ3 🇺🇸 677 165 13 Dec 2020 635th rifatx 674 141 16 Mar 2023 635th quimey 674 141 20 Jul 2023 637th KatieLG 🇬🇧 673 71 27 Nov 2023 638th vmcnabb 🇳🇿 673 113 6 May 2021 638th targrik 673 113 24 Feb 2025 640th sean-niemann 🇺🇸 671 153 11 Jul 2024 641st MeWhenI 🇻🇦 670 271 29 Nov 2023 642nd MichalMarsalek 🇨🇿 669 135 30 Aug 2022 643rd Haksell 🇦🇶 669 142 13 Jun 2020 643rd btjones0 669 142 16 Jul 2022 643rd Fishron 669 142 19 Sep 2022 643rd jatloe 669 142 6 Sep 2024 647th Natanaelel 🇸🇪 669 167 10 May 2025 648th lionbryce 668 135 8 Aug 2024 649th alexkunin 667 114 7 Jul 2019 650th SirBogman 🇺🇸 666 182 17 Apr 2022 651st NewDefectus 🇮🇱 665 87 16 Oct 2021 651st Natanaelel 🇸🇪 665 87 16 Nov 2021 651st scpchicken 🇵🇼 665 87 24 Nov 2022 654th janbehrens 🇩🇪 665 121 16 May 2023 655th dokutan 665 134 22 Jun 2024 656th Brianzhengca 664 143 5 Feb 2021 656th TobyBoyne 🇬🇧 664 143 14 Apr 2022 658th varhammer 🇷🇺 661 121 13 Dec 2023 659th celiendonze 🇨🇭 660 144 14 Apr 2023 659th Bulmenisaurus 660 144 1 Jul 2024 659th emgordon154 660 144 23 Sep 2024 659th CornerMercury 🇬🇧 660 144 14 Feb 2025 663rd MeWhenI 🇻🇦 658 193 6 Jun 2023 664th Shanethegamer 🇺🇸 657 128 13 Jun 2022 665th CatsAreFluffy 656 94 4 Feb 2023 666th BBoehm 🇩🇪 655 116 21 Dec 2020 667th lmolteno 655 145 3 Mar 2021 667th guilhem-roy 🇫🇷 655 145 7 Mar 2022 667th jakobkordez 🇸🇮 655 145 31 Oct 2022 667th frankgraziano 655 145 24 Apr 2025 667th TheZwierzLF 🇵🇱 655 145 21 May 2025 672nd Yewzir 🇧🇪 654 123 10 Jun 2024 673rd orthoplex 🇨🇽 653 68 9 Oct 2020 674th elgan65536 651 146 31 Mar 2024 675th hyvyys 650 117 19 Sep 2020 Prev 601–675 of 1,320 Next