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 826th omurakazuaki 🇯🇵 585 130 16 Feb 2021 827th MeWhenI 🇻🇦 585 168 16 Jun 2023 828th SirBogman 🇺🇸 585 403 23 Nov 2022 829th not-a-pokemon 584 144 25 days ago 830th fgrosshans 🇫🇷 583 163 10 Jun 2024 831st p01 580 131 7 Feb 2018 831st Florian-Mt 580 131 23 Oct 2023 833rd phdphil 579 107 22 Apr 2018 834th wrhm 579 164 12 Dec 2020 834th zlee1 579 164 30 Apr 2021 834th hymanimy 579 164 8 Jan 2022 837th PaulTaykalo 579 170 24 Sep 2020 838th CaedenHarper 🇨🇦 576 146 4 days ago 839th Bodo171 576 165 5 Dec 2022 839th snoozingnewt 🇺🇸 576 165 18 Oct 2023 841st DanielRHolland 576 194 12 Nov 2020 842nd Yewzir 🇧🇪 575 139 9 Jun 2024 843rd lorenzosim 573 222 14 Aug 2022 843rd h3ra993huskp 🇯🇵 573 222 25 Jun 2024 845th djeedjay 🇳🇱 572 147 6 Sep 2021 846th markus-rekdal 572 166 28 May 2019 846th ay2718 572 166 17 Jul 2019 846th andre-lameirinhas 🇵🇹 572 166 4 Sep 2020 846th kenny14231 572 166 5 Aug 2022 846th KiwiLT 572 166 22 Nov 2022 846th FlorianCassayre 🇫🇷 572 166 29 Jan 2023 846th AdamMorris377 572 166 7 Sep 2024 853rd DaCuteRaccoon 571 133 8 Dec 2022 853rd Lv0Sys 🇵🇱 571 133 26 May 2025 855th Sciman101 571 158 16 May 2023 856th BrenSchaap 569 167 21 Oct 2021 856th petroselo 569 167 29 Dec 2021 858th annaproxy 567 197 23 Feb 2023 859th cingulataluke 565 168 30 Aug 2023 859th RaBa21 🇭🇺 565 168 12 Jul 2025 861st XenThe 🇬🇧 563 135 12 Jun 2025 862nd CaedenHarper 🇨🇦 562 141 4 days ago 863rd TheAristos 562 169 1 Nov 2019 864th CaedenHarper 🇨🇦 561 183 4 days ago 865th BambooleanLogic 🇸🇪 559 136 3 Nov 2022 866th itiievskyi 🇺🇦 559 170 10 Aug 2020 866th glesnick 559 170 6 Oct 2022 866th SB-945 559 170 7 Apr 2024 866th ziselsberger 559 170 7 Oct 2024 866th croc54 559 170 13 Jan 2025 871st emgordon154 557 104 26 Jul 2024 872nd emgordon154 557 221 10 Jun 2025 873rd AkashTandon167 555 171 21 Nov 2020 873rd cros107 555 171 14 Feb 2024 875th kkoenig 555 228 13 Sep 2024 876th amollberg 🇸🇪 552 172 16 Feb 2022 876th mbittner20 552 172 27 May 2023 876th CutSandstone 552 172 7 Jul 2024 879th uttumuttu 🇫🇮 551 138 5 Jan 2022 879th KaleChips22 551 138 19 days ago 881st Waffle3z 549 105 22 Jan 2021 882nd ludwig-n 549 173 4 Apr 2020 882nd CodeAltF4 549 173 8 Mar 2022 882nd myleopard 549 173 23 Dec 2022 885th ShiraJoseph 🇺🇸 547 139 25 Jun 2023 886th UnderKoen 🇳🇱 547 225 8 Jul 2024 887th HumanoidCPU 546 144 7 Jun 2024 888th ehulinsky 🇺🇸 546 174 8 May 2023 888th keelimeguy 🇺🇸 546 174 17 May 2025 890th jwhear 🇺🇸 546 308 30 Sep 2024 891st mckymsh 543 140 1 Mar 2022 892nd IISResetMe 542 112 8 Mar 2024 893rd andrewteske 540 176 28 Nov 2021 893rd sciencejiho 540 176 26 Sep 2024 895th xiBread 🇺🇸 538 107 24 Oct 2021 896th Pale-Vessel 537 177 18 Dec 2023 897th emgordon154 537 362 22 May 2025 898th nephila-nacrea 🇬🇧 536 108 17 Jan 2018 899th cbrt-x 536 237 15 Apr 2022 900th lrustand 534 178 15 Jan 2018 Prev 826–900 of 1,340 Next