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 Topological Sort 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 Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 825th Lv0Sys 🇵🇱 571 133 26 May 2025 827th Sciman101 570 158 16 May 2023 828th BrenSchaap 569 167 21 Oct 2021 828th petroselo 569 167 29 Dec 2021 830th annaproxy 567 197 23 Feb 2023 831st cingulataluke 565 168 30 Aug 2023 831st RaBa21 🇭🇺 565 168 10 days ago 833rd XenThe 🇬🇧 563 135 12 Jun 2025 834th TheAristos 562 169 1 Nov 2019 835th BambooleanLogic 🇸🇪 559 136 3 Nov 2022 836th itiievskyi 🇺🇦 559 170 10 Aug 2020 836th glesnick 559 170 6 Oct 2022 836th SB-945 559 170 7 Apr 2024 836th ziselsberger 559 170 7 Oct 2024 836th croc54 559 170 13 Jan 2025 841st emgordon154 557 221 10 Jun 2025 842nd emgordon154 556 104 26 Jul 2024 843rd AkashTandon167 555 171 21 Nov 2020 843rd cros107 555 171 14 Feb 2024 845th kkoenig 554 228 13 Sep 2024 846th amollberg 🇸🇪 552 172 16 Feb 2022 846th mbittner20 552 172 27 May 2023 846th CutSandstone 552 172 7 Jul 2024 849th uttumuttu 🇫🇮 551 138 5 Jan 2022 850th not-a-pokemon 549 153 12 hours ago 851st ludwig-n 549 173 4 Apr 2020 851st CodeAltF4 549 173 8 Mar 2022 851st myleopard 549 173 23 Dec 2022 854th Waffle3z 548 105 22 Jan 2021 855th ShiraJoseph 🇺🇸 547 139 25 Jun 2023 856th UnderKoen 🇳🇱 547 225 8 Jul 2024 857th ehulinsky 🇺🇸 546 174 8 May 2023 857th keelimeguy 🇺🇸 546 174 17 May 2025 859th jwhear 🇺🇸 546 308 30 Sep 2024 860th HumanoidCPU 545 144 7 Jun 2024 861st mckymsh 543 140 1 Mar 2022 862nd IISResetMe 542 112 8 Mar 2024 863rd andrewteske 540 176 28 Nov 2021 863rd sciencejiho 540 176 26 Sep 2024 865th xiBread 🇺🇸 538 107 24 Oct 2021 866th Pale-Vessel 537 177 18 Dec 2023 867th emgordon154 537 362 22 May 2025 868th nephila-nacrea 🇬🇧 536 108 17 Jan 2018 869th cbrt-x 536 237 15 Apr 2022 870th lrustand 534 178 15 Jan 2018 870th alangodfrey 534 178 7 Feb 2019 870th richard-oelze 🇩🇪 534 178 7 Mar 2021 873rd hrrs01 533 108 29 Jan 2018 874th xkacer 🇨🇿 531 143 25 Jan 2021 874th trinityy-7 531 143 17 Mar 2024 876th Bonjour27891 🇻🇳 531 179 15 Mar 2022 876th ridingqwerty 🇺🇸 531 179 26 Feb 2024 878th elgan65536 531 214 27 Mar 2024 879th yzhs 🇩🇪 528 109 20 Jul 2022 880th emgordon154 528 144 9 Dec 2021 881st hjcafaroUC 528 180 9 Aug 2020 881st nullie 528 180 15 Jun 2022 881st hellwue 528 180 8 Feb 2023 881st thienudomsrirungruang 528 180 2 Apr 2024 885th somebody1234 526 110 27 Mar 2018 886th lrekowski 525 181 11 Feb 2021 887th Kibble 524 145 4 Oct 2020 887th IchBinMichMarkus 524 145 11 Jul 2023 889th yokasuretsu 523 110 30 Apr 2018 890th jerrandolph 522 242 8 Nov 2023 891st Haksell 🇦🇶 519 111 22 Feb 2023 892nd zuparnowa 519 183 11 Feb 2019 892nd henrytranter 519 183 20 Sep 2019 892nd argusdusty 🇺🇸 519 183 31 Dec 2020 892nd 4ndyJ 🇬🇧 519 183 6 Mar 2023 892nd JunkIce 519 183 9 Oct 2024 892nd Flekay 🇩🇪 519 183 12 days ago 898th goodingc 519 219 3 Oct 2021 899th didion0 🇺🇸 517 147 23 Feb 2021 899th null-tangent 517 147 11 Sep 2022 Prev 826–900 of 1,309 Next