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 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 Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Star Wars GPT 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 Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 599th igmcdowell 678 112 4 Jan 2022 602nd kevinmchung 678 140 3 Apr 2018 603rd Jiramide 677 133 7 Feb 2021 604th ReidZ3 🇺🇸 676 165 13 Dec 2020 605th KatieLG 🇬🇧 673 71 27 Nov 2023 606th rifatx 673 141 16 Mar 2023 606th quimey 673 141 20 Jul 2023 608th vmcnabb 🇳🇿 672 113 6 May 2021 608th targrik 672 113 24 Feb 2025 610th MeWhenI 🇻🇦 670 271 29 Nov 2023 611th antimon2 🇯🇵 669 92 12 Oct 2021 612th Haksell 🇦🇶 668 142 13 Jun 2020 612th btjones0 668 142 16 Jul 2022 612th Fishron 668 142 19 Sep 2022 612th jatloe 668 142 6 Sep 2024 616th lionbryce 667 135 8 Aug 2024 617th sean-niemann 🇺🇸 667 153 11 Jul 2024 618th alexkunin 666 114 7 Jul 2019 619th varhammer 🇷🇺 666 121 13 Dec 2023 620th NewDefectus 🇮🇱 665 87 16 Oct 2021 620th Natanaelel 🇸🇪 665 87 16 Nov 2021 620th scpchicken 🇵🇼 665 87 24 Nov 2022 623rd janbehrens 🇩🇪 664 121 16 May 2023 624th Brianzhengca 664 143 5 Feb 2021 624th TobyBoyne 🇬🇧 664 143 14 Apr 2022 626th dokutan 663 134 22 Jun 2024 627th SirBogman 🇺🇸 663 182 17 Apr 2022 628th celiendonze 🇨🇭 659 144 14 Apr 2023 628th Bulmenisaurus 659 144 1 Jul 2024 628th emgordon154 659 144 23 Sep 2024 628th CornerMercury 🇬🇧 659 144 14 Feb 2025 632nd MeWhenI 🇻🇦 658 193 6 Jun 2023 633rd CatsAreFluffy 656 94 4 Feb 2023 634th BBoehm 🇩🇪 655 116 21 Dec 2020 635th Shanethegamer 🇺🇸 655 128 13 Jun 2022 636th Yewzir 654 123 10 Jun 2024 637th lmolteno 654 145 3 Mar 2021 637th guilhem-roy 🇫🇷 654 145 7 Mar 2022 637th jakobkordez 🇸🇮 654 145 31 Oct 2022 640th orthoplex 🇨🇽 653 68 9 Oct 2020 641st edsrzf 🇳🇿 653 128 13 days ago 642nd elgan65536 650 146 31 Mar 2024 643rd hyvyys 649 117 19 Sep 2020 643rd aksyristos 649 117 2 Nov 2022 645th villfa 649 121 2 Nov 2018 646th 386asm 🇺🇸 649 154 5 May 2023 647th MeWhenI 🇻🇦 647 58 16 Jan 2022 648th clementblaudeau 646 147 7 Jun 2021 648th StefanHabel 🇨🇦 646 147 31 Dec 2022 648th yuchuehw 646 147 3 Jan 2024 651st snyderek 🇺🇸 646 158 9 Nov 2024 652nd user189032 643 118 29 May 2019 652nd cywong-amino 🇭🇰 643 118 7 Oct 2020 654th RockOfStone 643 140 17 Mar 2024 655th yokasuretsu 641 148 21 Apr 2018 655th AgathokakologicalBit 641 148 3 Aug 2019 655th TaserTheFox 🇺🇸 641 148 8 May 2023 655th adamnielson42 🇺🇸 641 148 8 Aug 2023 655th jtaxen 641 148 28 Apr 2024 655th o0BlackDragon0o 641 148 8 Sep 2024 655th Bombalech 641 148 8 Sep 2024 655th wh3n3v3r 🇨🇿 641 148 8 Nov 2024 663rd jupj 🇫🇮 640 131 27 Aug 2022 664th unfinishedprogram 638 119 12 Jul 2024 665th jared-hughes 638 141 16 Apr 2022 666th janbehrens 🇩🇪 638 160 18 May 2023 667th olligobber 🇦🇺 637 175 21 May 2020 668th pzagrebin 636 97 25 Aug 2022 669th jacobly0 🇺🇸 635 265 22 Apr 2024 670th dokutan 634 142 4 days ago 671st neihousaigaai 634 200 18 May 2021 672nd thisishowmymindworks 🇳🇴 633 120 5 Oct 2020 672nd PatrickStephansen 🇿🇦 633 120 9 Jun 2021 672nd stefangabos 🇷🇴 633 120 13 Sep 2022 672nd helbling 🇨🇭 633 120 26 Mar 2024 Prev 601–675 of 1,239 Next