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 823rd GulgDev 590 161 21 Mar 2023 827th timvermeulen 590 167 19 Jan 2020 828th ian-odonnell 589 129 9 Mar 2018 828th JohnSBarden 589 129 9 Nov 2021 830th KatieLG 🇬🇧 587 168 15 Jan 2023 831st ian-h-chamberlain 🇺🇸 587 194 6 Jan 2020 832nd msrawson 586 162 15 Aug 2018 833rd omurakazuaki 🇯🇵 585 130 16 Feb 2021 834th MeWhenI 🇻🇦 585 168 16 Jun 2023 835th SirBogman 🇺🇸 585 403 23 Nov 2022 836th not-a-pokemon 584 144 25 days ago 837th fgrosshans 🇫🇷 583 163 10 Jun 2024 838th p01 580 131 7 Feb 2018 838th Florian-Mt 580 131 23 Oct 2023 840th PaulTaykalo 580 170 24 Sep 2020 841st phdphil 579 107 22 Apr 2018 842nd CaedenHarper 🇨🇦 579 136 4 hours ago 843rd wrhm 579 164 12 Dec 2020 843rd zlee1 579 164 30 Apr 2021 843rd hymanimy 579 164 8 Jan 2022 846th DanielRHolland 577 194 12 Nov 2020 847th CaedenHarper 🇨🇦 576 146 5 days ago 848th Bodo171 576 165 5 Dec 2022 848th snoozingnewt 🇺🇸 576 165 18 Oct 2023 850th Yewzir 🇧🇪 575 139 9 Jun 2024 851st lorenzosim 573 222 14 Aug 2022 851st h3ra993huskp 🇯🇵 573 222 25 Jun 2024 853rd djeedjay 🇳🇱 572 147 6 Sep 2021 854th Sciman101 572 158 16 May 2023 855th markus-rekdal 572 166 28 May 2019 855th ay2718 572 166 17 Jul 2019 855th andre-lameirinhas 🇵🇹 572 166 4 Sep 2020 855th kenny14231 572 166 5 Aug 2022 855th KiwiLT 572 166 22 Nov 2022 855th FlorianCassayre 🇫🇷 572 166 29 Jan 2023 855th AdamMorris377 572 166 7 Sep 2024 862nd DaCuteRaccoon 571 133 8 Dec 2022 862nd Lv0Sys 🇵🇱 571 133 26 May 2025 864th CaedenHarper 🇨🇦 570 173 4 hours ago 865th BrenSchaap 569 167 21 Oct 2021 865th petroselo 569 167 29 Dec 2021 867th annaproxy 568 197 23 Feb 2023 868th cingulataluke 565 168 30 Aug 2023 868th RaBa21 🇭🇺 565 168 12 Jul 2025 870th XenThe 🇬🇧 563 135 12 Jun 2025 871st CaedenHarper 🇨🇦 562 141 5 days ago 872nd TheAristos 562 169 1 Nov 2019 873rd CaedenHarper 🇨🇦 561 183 5 days ago 874th BambooleanLogic 🇸🇪 559 136 3 Nov 2022 875th itiievskyi 🇺🇦 559 170 10 Aug 2020 875th glesnick 559 170 6 Oct 2022 875th SB-945 559 170 7 Apr 2024 875th ziselsberger 559 170 7 Oct 2024 875th croc54 559 170 13 Jan 2025 880th emgordon154 557 104 26 Jul 2024 881st emgordon154 557 221 10 Jun 2025 882nd AkashTandon167 555 171 21 Nov 2020 882nd cros107 555 171 14 Feb 2024 884th kkoenig 555 228 13 Sep 2024 885th amollberg 🇸🇪 552 172 16 Feb 2022 885th mbittner20 552 172 27 May 2023 885th CutSandstone 552 172 7 Jul 2024 888th uttumuttu 🇫🇮 551 138 5 Jan 2022 888th KaleChips22 551 138 19 days ago 890th Waffle3z 549 105 22 Jan 2021 891st ludwig-n 549 173 4 Apr 2020 891st CodeAltF4 549 173 8 Mar 2022 891st myleopard 549 173 23 Dec 2022 894th jwhear 🇺🇸 549 308 30 Sep 2024 895th ShiraJoseph 🇺🇸 547 139 25 Jun 2023 896th UnderKoen 🇳🇱 547 225 8 Jul 2024 897th HumanoidCPU 546 144 7 Jun 2024 898th ehulinsky 🇺🇸 546 174 8 May 2023 898th keelimeguy 🇺🇸 546 174 17 May 2025 900th mckymsh 543 140 1 Mar 2022 Prev 826–900 of 1,352 Next