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 Hilbert Curve 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 Minesweeper 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 Trinomial Triangle 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau 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 Hilbert Curve 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 Minesweeper 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 Trinomial Triangle 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 676th sean-niemann 🇺🇸 672 153 66ms 11 Jul 2024 677th Natanaelel 🇸🇪 670 167 404ms 10 May 2025 678th MeWhenI 🇻🇦 670 271 150ms 29 Nov 2023 679th lionbryce 669 135 12ms 8 Aug 2024 680th Haksell 🇦🇶 669 142 21ms 13 Jun 2020 680th btjones0 669 142 21ms 16 Jul 2022 680th Fishron 669 142 28ms 19 Sep 2022 680th jatloe 669 142 20ms 6 Sep 2024 684th dokutan 668 134 27ms 22 Jun 2024 685th SirBogman 🇺🇸 668 182 61ms 17 Apr 2022 686th alexkunin 667 114 12ms 7 Jul 2019 687th NewDefectus 🇮🇱 666 87 21ms 16 Oct 2021 687th Natanaelel 🇸🇪 666 87 11ms 16 Nov 2021 687th scpchicken 🇵🇼 666 87 20ms 24 Nov 2022 690th janbehrens 🇩🇪 665 121 398ms 16 May 2023 691st MeWhenI 🇻🇦 665 154 531ms 8 Dec 2022 692nd Brianzhengca 664 143 24ms 5 Feb 2021 692nd TobyBoyne 🇬🇧 664 143 21ms 14 Apr 2022 694th varhammer 🇷🇺 661 121 211ms 13 Dec 2023 695th celiendonze 🇨🇭 660 144 28ms 14 Apr 2023 695th Bulmenisaurus 660 144 25ms 1 Jul 2024 695th emgordon154 660 144 19ms 23 Sep 2024 698th MeWhenI 🇻🇦 658 193 37ms 6 Jun 2023 699th Shanethegamer 🇺🇸 657 128 7ms 13 Jun 2022 700th CatsAreFluffy 656 94 112ms 4 Feb 2023 701st BBoehm 🇩🇪 655 116 12ms 21 Dec 2020 702nd lmolteno 655 145 32ms 3 Mar 2021 702nd guilhem-roy 🇫🇷 655 145 26ms 7 Mar 2022 702nd jakobkordez 🇸🇮 655 145 20ms 31 Oct 2022 702nd frankgraziano 655 145 21ms 24 Apr 2025 702nd TheZwierzLF 🇵🇱 655 145 21ms 21 May 2025 707th Yewzir 🇧🇪 654 123 405ms 10 Jun 2024 708th orthoplex 🇨🇽 653 68 48ms 9 Oct 2020 709th villfa 651 121 14ms 2 Nov 2018 710th elgan65536 651 146 30ms 31 Mar 2024 710th InigoK 🇺🇸 651 146 33ms 26 Aug 2025 712th snyderek 🇺🇸 651 158 76ms 9 Nov 2024 713th hyvyys 650 117 11ms 19 Sep 2020 713th aksyristos 650 117 13ms 2 Nov 2022 715th 386asm 🇺🇸 649 154 52ms 5 May 2023 716th mrondon8 648 158 393ms 5 Sep 2021 717th MeWhenI 🇻🇦 647 58 7ms 16 Jan 2022 718th clementblaudeau 646 147 26ms 7 Jun 2021 718th StefanHabel 🇨🇦 646 147 18ms 31 Dec 2022 718th yuchuehw 646 147 26ms 3 Jan 2024 718th Lv0Sys 🇵🇱 646 147 260ms 26 May 2025 722nd RockOfStone 645 140 15ms 17 Mar 2024 723rd user189032 644 118 14ms 29 May 2019 723rd cywong-amino 🇭🇰 644 118 47ms 7 Oct 2020 723rd dokutan 644 118 13ms 18 Apr 2025 726th janbehrens 🇩🇪 643 160 69ms 18 May 2023 727th jupj 🇫🇮 642 131 4ms 27 Aug 2022 728th yokasuretsu 642 148 37ms 21 Apr 2018 728th AgathokakologicalBit 642 148 28ms 3 Aug 2019 728th TaserTheFox 🇺🇸 642 148 18ms 8 May 2023 728th adamnielson42 🇺🇸 642 148 19ms 8 Aug 2023 728th jtaxen 642 148 19ms 28 Apr 2024 728th o0BlackDragon0o 642 148 24ms 8 Sep 2024 728th Bombalech 642 148 25ms 8 Sep 2024 728th wh3n3v3r 🇨🇿 642 148 20ms 8 Nov 2024 736th jared-hughes 641 141 14ms 16 Apr 2022 737th CaedenHarper 🇨🇦 639 97 148ms 18 Aug 2025 738th unfinishedprogram 639 119 13ms 12 Jul 2024 739th olligobber 🇦🇺 639 175 379ms 21 May 2020 740th CaedenHarper 🇨🇦 638 142 213ms 18 Aug 2025 741st pzagrebin 636 97 127ms 25 Aug 2022 742nd dokutan 636 142 16ms 29 Mar 2025 743rd janbehrens 🇩🇪 636 161 370ms 16 May 2023 744th thisishowmymindworks 🇳🇴 634 120 13ms 5 Oct 2020 744th PatrickStephansen 🇿🇦 634 120 25ms 9 Jun 2021 744th stefangabos 🇷🇴 634 120 18ms 13 Sep 2022 747th sambirnbaum1 633 150 18ms 6 Sep 2019 747th MaxElf999 633 150 37ms 20 Oct 2022 747th nstearns96 🇬🇧 633 150 28ms 8 Dec 2022 747th Florian-Mt 633 150 28ms 14 Nov 2023 First Prev 676–750 of 1,380 Next Last