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 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 Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 825th petroselo 569 167 29 Dec 2021 827th annaproxy 567 197 23 Feb 2023 828th cingulataluke 565 168 30 Aug 2023 829th XenThe 🇬🇧 563 135 22 days ago 830th TheAristos 562 169 1 Nov 2019 831st BambooleanLogic 🇸🇪 559 136 3 Nov 2022 832nd itiievskyi 🇺🇦 559 170 10 Aug 2020 832nd glesnick 559 170 6 Oct 2022 832nd SB-945 559 170 7 Apr 2024 832nd ziselsberger 559 170 7 Oct 2024 832nd croc54 559 170 13 Jan 2025 837th emgordon154 557 221 24 days ago 838th emgordon154 556 104 26 Jul 2024 839th AkashTandon167 555 171 21 Nov 2020 839th cros107 555 171 14 Feb 2024 841st kkoenig 554 228 13 Sep 2024 842nd amollberg 🇸🇪 552 172 16 Feb 2022 842nd mbittner20 552 172 27 May 2023 842nd CutSandstone 552 172 7 Jul 2024 845th uttumuttu 🇫🇮 551 138 5 Jan 2022 846th ludwig-n 549 173 4 Apr 2020 846th CodeAltF4 549 173 8 Mar 2022 846th myleopard 549 173 23 Dec 2022 849th Waffle3z 548 105 22 Jan 2021 850th ShiraJoseph 🇺🇸 547 139 25 Jun 2023 851st UnderKoen 🇳🇱 547 225 8 Jul 2024 852nd ehulinsky 🇺🇸 546 174 8 May 2023 852nd keelimeguy 🇺🇸 546 174 17 May 2025 854th jwhear 🇺🇸 546 308 30 Sep 2024 855th HumanoidCPU 545 144 7 Jun 2024 856th mckymsh 543 140 1 Mar 2022 857th IISResetMe 542 112 8 Mar 2024 858th andrewteske 540 176 28 Nov 2021 858th sciencejiho 540 176 26 Sep 2024 860th xiBread 🇺🇸 538 107 24 Oct 2021 861st emgordon154 537 362 22 May 2025 862nd nephila-nacrea 🇬🇧 536 108 17 Jan 2018 863rd Pale-Vessel 536 177 18 Dec 2023 864th cbrt-x 536 237 15 Apr 2022 865th hrrs01 533 108 29 Jan 2018 866th lrustand 533 178 15 Jan 2018 866th alangodfrey 533 178 7 Feb 2019 866th richard-oelze 🇩🇪 533 178 7 Mar 2021 869th xkacer 🇨🇿 531 143 25 Jan 2021 869th trinityy-7 531 143 17 Mar 2024 871st elgan65536 531 214 27 Mar 2024 872nd Bonjour27891 🇻🇳 530 179 15 Mar 2022 872nd ridingqwerty 🇺🇸 530 179 26 Feb 2024 874th yzhs 🇩🇪 528 109 20 Jul 2022 875th emgordon154 528 144 9 Dec 2021 876th hjcafaroUC 528 180 9 Aug 2020 876th nullie 528 180 15 Jun 2022 876th hellwue 528 180 8 Feb 2023 876th thienudomsrirungruang 528 180 2 Apr 2024 880th somebody1234 526 110 27 Mar 2018 881st lrekowski 525 181 11 Feb 2021 882nd Kibble 524 145 4 Oct 2020 882nd IchBinMichMarkus 524 145 11 Jul 2023 884th yokasuretsu 523 110 30 Apr 2018 885th jerrandolph 522 242 8 Nov 2023 886th Haksell 🇦🇶 519 111 22 Feb 2023 887th zuparnowa 519 183 11 Feb 2019 887th henrytranter 519 183 20 Sep 2019 887th argusdusty 🇺🇸 519 183 31 Dec 2020 887th 4ndyJ 🇬🇧 519 183 6 Mar 2023 887th JunkIce 519 183 9 Oct 2024 892nd goodingc 519 219 3 Oct 2021 893rd didion0 🇺🇸 517 147 23 Feb 2021 893rd null-tangent 517 147 11 Sep 2022 895th joshmoody24 516 184 4 Mar 2022 895th jumpingtj 516 184 9 Mar 2025 897th HumanoidCPU 516 245 26 Aug 2024 898th theindexer 516 246 19 Aug 2020 899th nyoshe 515 163 25 Jan 2025 900th jalone87 515 191 6 Feb 2020 Prev 826–900 of 1,300 Next