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 Binary Lambda Calculus 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 Binary Lambda Calculus 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 commandblockguy 🇺🇸 678 116 477ms 1 Sep 2025 677th ReidZ3 🇺🇸 678 165 441ms 13 Dec 2020 678th rifatx 674 141 26ms 16 Mar 2023 678th quimey 674 141 22ms 20 Jul 2023 680th KatieLG 🇬🇧 673 71 63ms 27 Nov 2023 681st vmcnabb 🇳🇿 673 113 15ms 6 May 2021 681st targrik 673 113 14ms 24 Feb 2025 683rd sean-niemann 🇺🇸 673 153 59ms 11 Jul 2024 684th MichalMarsalek 🇨🇿 672 135 344ms 30 Aug 2022 685th Natanaelel 🇸🇪 670 167 404ms 10 May 2025 686th MeWhenI 🇻🇦 670 271 150ms 29 Nov 2023 687th lionbryce 669 135 12ms 8 Aug 2024 688th Haksell 🇦🇶 669 142 21ms 13 Jun 2020 688th btjones0 669 142 21ms 16 Jul 2022 688th Fishron 669 142 28ms 19 Sep 2022 688th jatloe 669 142 20ms 6 Sep 2024 692nd dokutan 668 134 27ms 22 Jun 2024 693rd SirBogman 🇺🇸 668 182 61ms 17 Apr 2022 694th alexkunin 667 114 12ms 7 Jul 2019 695th KasperKivimaeki 🇫🇮 667 137 387ms 19 hours ago 696th NewDefectus 🇮🇱 666 87 21ms 16 Oct 2021 696th Natanaelel 🇸🇪 666 87 11ms 16 Nov 2021 696th scpchicken 🇵🇼 666 87 20ms 24 Nov 2022 699th janbehrens 🇩🇪 665 121 398ms 16 May 2023 700th Brianzhengca 664 143 24ms 5 Feb 2021 700th TobyBoyne 🇬🇧 664 143 21ms 14 Apr 2022 702nd varhammer 🇷🇺 661 121 211ms 13 Dec 2023 703rd celiendonze 🇨🇭 660 144 28ms 14 Apr 2023 703rd Bulmenisaurus 660 144 25ms 1 Jul 2024 703rd emgordon154 660 144 19ms 23 Sep 2024 706th Shanethegamer 🇺🇸 659 128 7ms 13 Jun 2022 707th MeWhenI 🇻🇦 658 193 37ms 6 Jun 2023 708th CatsAreFluffy 656 94 93ms 4 Feb 2023 709th BBoehm 🇩🇪 655 116 12ms 21 Dec 2020 710th lmolteno 655 145 32ms 3 Mar 2021 710th guilhem-roy 🇫🇷 655 145 26ms 7 Mar 2022 710th jakobkordez 🇸🇮 655 145 20ms 31 Oct 2022 710th frankgraziano 655 145 21ms 24 Apr 2025 710th TheZwierzLF 🇵🇱 655 145 21ms 21 May 2025 715th Yewzir 🇧🇪 654 123 405ms 10 Jun 2024 716th orthoplex 🇨🇽 653 68 48ms 9 Oct 2020 717th villfa 651 121 14ms 2 Nov 2018 718th elgan65536 651 146 30ms 31 Mar 2024 718th InigoK 🇺🇸 651 146 33ms 26 Aug 2025 720th snyderek 🇺🇸 651 158 57ms 9 Nov 2024 721st hyvyys 650 117 11ms 19 Sep 2020 721st aksyristos 650 117 13ms 2 Nov 2022 723rd 386asm 🇺🇸 649 154 52ms 5 May 2023 724th mrondon8 648 158 393ms 5 Sep 2021 725th MeWhenI 🇻🇦 647 58 6ms 16 Jan 2022 726th clementblaudeau 646 147 26ms 7 Jun 2021 726th StefanHabel 🇨🇦 646 147 18ms 31 Dec 2022 726th yuchuehw 646 147 26ms 3 Jan 2024 726th Lv0Sys 🇵🇱 646 147 260ms 26 May 2025 730th RockOfStone 645 140 15ms 17 Mar 2024 731st user189032 644 118 14ms 29 May 2019 731st cywong-amino 🇭🇰 644 118 47ms 7 Oct 2020 731st dokutan 644 118 13ms 18 Apr 2025 734th CaedenHarper 🇨🇦 644 142 213ms 18 Aug 2025 735th jupj 🇫🇮 643 131 4ms 27 Aug 2022 736th janbehrens 🇩🇪 643 160 58ms 18 May 2023 737th yokasuretsu 642 148 37ms 21 Apr 2018 737th AgathokakologicalBit 642 148 28ms 3 Aug 2019 737th TaserTheFox 🇺🇸 642 148 18ms 8 May 2023 737th adamnielson42 🇺🇸 642 148 19ms 8 Aug 2023 737th jtaxen 642 148 19ms 28 Apr 2024 737th o0BlackDragon0o 642 148 24ms 8 Sep 2024 737th Bombalech 642 148 25ms 8 Sep 2024 737th wh3n3v3r 🇨🇿 642 148 20ms 8 Nov 2024 745th jared-hughes 641 141 14ms 16 Apr 2022 746th CaedenHarper 🇨🇦 639 97 148ms 18 Aug 2025 747th unfinishedprogram 639 119 13ms 12 Jul 2024 748th olligobber 🇦🇺 639 175 379ms 21 May 2020 749th pzagrebin 636 97 77ms 25 Aug 2022 750th dokutan 636 142 16ms 29 Mar 2025 First Prev 676–750 of 1,394 Next Last