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 599th minhtrancccp 698 136 25 Nov 2024 602nd jake-freeman 697 109 13 May 2020 602nd ArmaanAS 697 109 7 Mar 2021 602nd voytxt 🇨🇿 697 109 12 Jul 2024 605th stefangimmillaro 695 113 7 Nov 2023 606th jared-hughes 694 64 17 Apr 2022 607th yzhs 🇩🇪 693 137 15 Mar 2020 607th suwat513 693 137 15 Sep 2022 607th neihousaigaai 693 137 6 Oct 2024 610th sean-niemann 🇺🇸 689 122 31 Oct 2023 611th yzhs 🇩🇪 689 162 25 Jul 2021 612th retrohun 688 115 1 Nov 2024 613th MichalMarsalek 🇨🇿 688 135 30 Aug 2022 614th SnowballSH 688 138 3 Feb 2021 615th annaproxy 687 159 11 May 2023 616th Stockoh 🇫🇷 683 139 27 Feb 2024 616th zhaohm14 683 139 24 days ago 618th MeWhenI 🇻🇦 680 147 17 Feb 2023 619th MahlerFive 🇨🇦 679 186 24 Apr 2020 620th mintypython 678 112 16 Oct 2018 620th saramaebee 678 112 18 Oct 2018 620th igmcdowell 678 112 4 Jan 2022 623rd Jiramide 678 133 7 Feb 2021 624th kevinmchung 678 140 3 Apr 2018 625th ReidZ3 🇺🇸 677 165 13 Dec 2020 626th KatieLG 🇬🇧 673 71 27 Nov 2023 627th rifatx 673 141 16 Mar 2023 627th quimey 673 141 20 Jul 2023 629th vmcnabb 🇳🇿 672 113 6 May 2021 629th targrik 672 113 24 Feb 2025 631st sean-niemann 🇺🇸 670 153 11 Jul 2024 632nd MeWhenI 🇻🇦 670 271 29 Nov 2023 633rd antimon2 🇯🇵 669 92 12 Oct 2021 634th Haksell 🇦🇶 669 142 13 Jun 2020 634th btjones0 669 142 16 Jul 2022 634th Fishron 669 142 19 Sep 2022 634th jatloe 669 142 6 Sep 2024 638th lionbryce 668 135 8 Aug 2024 639th Natanaelel 🇸🇪 668 167 10 May 2025 640th alexkunin 666 114 7 Jul 2019 641st SirBogman 🇺🇸 666 182 17 Apr 2022 642nd NewDefectus 🇮🇱 665 87 16 Oct 2021 642nd Natanaelel 🇸🇪 665 87 16 Nov 2021 642nd scpchicken 🇵🇼 665 87 24 Nov 2022 645th janbehrens 🇩🇪 665 121 16 May 2023 646th Brianzhengca 664 143 5 Feb 2021 646th TobyBoyne 🇬🇧 664 143 14 Apr 2022 648th dokutan 663 134 22 Jun 2024 649th varhammer 🇷🇺 660 121 13 Dec 2023 650th celiendonze 🇨🇭 659 144 14 Apr 2023 650th Bulmenisaurus 659 144 1 Jul 2024 650th emgordon154 659 144 23 Sep 2024 650th CornerMercury 🇬🇧 659 144 14 Feb 2025 654th MeWhenI 🇻🇦 658 193 6 Jun 2023 655th CatsAreFluffy 656 94 4 Feb 2023 656th Shanethegamer 🇺🇸 656 128 13 Jun 2022 657th BBoehm 🇩🇪 655 116 21 Dec 2020 658th lmolteno 655 145 3 Mar 2021 658th guilhem-roy 🇫🇷 655 145 7 Mar 2022 658th jakobkordez 🇸🇮 655 145 31 Oct 2022 658th frankgraziano 655 145 24 Apr 2025 658th TheZwierzLF 🇵🇱 655 145 21 May 2025 663rd Yewzir 🇧🇪 654 123 10 Jun 2024 664th orthoplex 🇨🇽 653 68 9 Oct 2020 665th elgan65536 650 146 31 Mar 2024 666th hyvyys 649 117 19 Sep 2020 666th aksyristos 649 117 2 Nov 2022 668th villfa 649 121 2 Nov 2018 669th 386asm 🇺🇸 649 154 5 May 2023 670th snyderek 🇺🇸 649 158 9 Nov 2024 671st MeWhenI 🇻🇦 647 58 16 Jan 2022 672nd clementblaudeau 646 147 7 Jun 2021 672nd StefanHabel 🇨🇦 646 147 31 Dec 2022 672nd yuchuehw 646 147 3 Jan 2024 672nd Lv0Sys 🇵🇱 646 147 26 May 2025 Prev 601–675 of 1,299 Next