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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 676th MeWhenI 🇻🇦 670 271 150ms 29 Nov 2023 677th lionbryce 669 135 12ms 8 Aug 2024 678th Haksell 🇦🇶 669 142 21ms 13 Jun 2020 678th btjones0 669 142 21ms 16 Jul 2022 678th Fishron 669 142 28ms 19 Sep 2022 678th jatloe 669 142 20ms 6 Sep 2024 682nd dokutan 668 134 27ms 22 Jun 2024 683rd SirBogman 🇺🇸 668 182 61ms 17 Apr 2022 684th alexkunin 667 114 12ms 7 Jul 2019 685th NewDefectus 🇮🇱 666 87 21ms 16 Oct 2021 685th Natanaelel 🇸🇪 666 87 11ms 16 Nov 2021 685th scpchicken 🇵🇼 666 87 20ms 24 Nov 2022 688th janbehrens 🇩🇪 665 121 398ms 16 May 2023 689th MeWhenI 🇻🇦 665 154 446ms 8 Dec 2022 690th Brianzhengca 664 143 24ms 5 Feb 2021 690th TobyBoyne 🇬🇧 664 143 21ms 14 Apr 2022 692nd varhammer 🇷🇺 661 121 211ms 13 Dec 2023 693rd celiendonze 🇨🇭 660 144 28ms 14 Apr 2023 693rd Bulmenisaurus 660 144 25ms 1 Jul 2024 693rd emgordon154 660 144 19ms 23 Sep 2024 696th MeWhenI 🇻🇦 658 193 37ms 6 Jun 2023 697th Shanethegamer 🇺🇸 657 128 7ms 13 Jun 2022 698th CatsAreFluffy 656 94 66ms 4 Feb 2023 699th BBoehm 🇩🇪 655 116 12ms 21 Dec 2020 700th lmolteno 655 145 32ms 3 Mar 2021 700th guilhem-roy 🇫🇷 655 145 26ms 7 Mar 2022 700th jakobkordez 🇸🇮 655 145 20ms 31 Oct 2022 700th frankgraziano 655 145 21ms 24 Apr 2025 700th TheZwierzLF 🇵🇱 655 145 21ms 21 May 2025 705th Yewzir 🇧🇪 654 123 405ms 10 Jun 2024 706th orthoplex 🇨🇽 653 68 48ms 9 Oct 2020 707th villfa 651 121 22ms 2 Nov 2018 708th elgan65536 651 146 30ms 31 Mar 2024 708th InigoK 🇺🇸 651 146 33ms 26 Aug 2025 710th snyderek 🇺🇸 651 158 76ms 9 Nov 2024 711th hyvyys 650 117 11ms 19 Sep 2020 711th aksyristos 650 117 13ms 2 Nov 2022 713th 386asm 🇺🇸 649 154 52ms 5 May 2023 714th mrondon8 648 158 521ms 5 Sep 2021 715th MeWhenI 🇻🇦 647 58 7ms 16 Jan 2022 716th clementblaudeau 646 147 26ms 7 Jun 2021 716th StefanHabel 🇨🇦 646 147 18ms 31 Dec 2022 716th yuchuehw 646 147 26ms 3 Jan 2024 716th Lv0Sys 🇵🇱 646 147 260ms 26 May 2025 720th RockOfStone 645 140 15ms 17 Mar 2024 721st user189032 644 118 14ms 29 May 2019 721st cywong-amino 🇭🇰 644 118 47ms 7 Oct 2020 721st dokutan 644 118 13ms 18 Apr 2025 724th janbehrens 🇩🇪 643 160 69ms 18 May 2023 725th jupj 🇫🇮 642 131 4ms 27 Aug 2022 726th yokasuretsu 642 148 37ms 21 Apr 2018 726th AgathokakologicalBit 642 148 28ms 3 Aug 2019 726th TaserTheFox 🇺🇸 642 148 18ms 8 May 2023 726th adamnielson42 🇺🇸 642 148 19ms 8 Aug 2023 726th jtaxen 642 148 19ms 28 Apr 2024 726th o0BlackDragon0o 642 148 24ms 8 Sep 2024 726th Bombalech 642 148 25ms 8 Sep 2024 726th wh3n3v3r 🇨🇿 642 148 20ms 8 Nov 2024 734th jared-hughes 641 141 14ms 16 Apr 2022 735th CaedenHarper 🇨🇦 639 97 148ms 18 Aug 2025 736th unfinishedprogram 639 119 13ms 12 Jul 2024 737th olligobber 🇦🇺 639 175 379ms 21 May 2020 738th CaedenHarper 🇨🇦 638 142 213ms 18 Aug 2025 739th pzagrebin 636 97 58ms 25 Aug 2022 740th dokutan 636 142 16ms 29 Mar 2025 741st janbehrens 🇩🇪 636 161 444ms 16 May 2023 742nd thisishowmymindworks 🇳🇴 634 120 13ms 5 Oct 2020 742nd PatrickStephansen 🇿🇦 634 120 25ms 9 Jun 2021 742nd stefangabos 🇷🇴 634 120 18ms 13 Sep 2022 745th sambirnbaum1 633 150 18ms 6 Sep 2019 745th MaxElf999 633 150 37ms 20 Oct 2022 745th nstearns96 🇬🇧 633 150 28ms 8 Dec 2022 745th Florian-Mt 633 150 28ms 14 Nov 2023 749th Jiramide 632 177 298ms 8 Feb 2021 750th MeWhenI 🇻🇦 631 103 1,269ms 15 Sep 2025 First Prev 676–750 of 1,377 Next Last