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 826th not-a-pokemon 598 141 4ms 9 Sep 2025 827th zdzc 598 159 24ms 10 Jul 2018 827th rzhade3 598 159 19ms 1 Jul 2021 827th NicoAdams 598 159 25ms 21 Nov 2021 827th rowboat1 598 159 710ms 18 Jun 2022 831st avartanii 594 128 19ms 17 Jan 2021 831st MathisBullinger 594 128 24ms 15 Nov 2021 833rd abailey2020 🇺🇸 594 160 21ms 13 Dec 2020 833rd Espiobest 594 160 32ms 13 Feb 2021 833rd knutae 🇳🇴 594 160 26ms 17 Nov 2021 833rd jfallon1997 594 160 25ms 5 Jan 2023 833rd AtengChen 594 160 21ms 29 Aug 2024 838th yzhs 🇩🇪 592 75 48ms 7 Jun 2022 839th CaedenHarper 🇨🇦 592 135 135ms 18 Aug 2025 840th CaedenHarper 🇨🇦 591 98 8ms 18 Aug 2025 841st CaedenHarper 🇨🇦 591 124 2,551ms 18 Aug 2025 842nd emgordon154 591 133 1,221ms 25 Sep 2024 843rd mtirado1 590 153 8ms 18 Apr 2023 844th hardlyBearable 590 161 27ms 11 May 2019 844th Psirving 590 161 20ms 1 Aug 2020 844th SniperSmiley 🇺🇸 590 161 20ms 25 Jun 2022 844th GulgDev 590 161 25ms 21 Mar 2023 848th timvermeulen 590 167 100ms 19 Jan 2020 849th ian-odonnell 589 129 12ms 9 Mar 2018 849th JohnSBarden 589 129 13ms 9 Nov 2021 851st msrawson 587 162 28ms 15 Aug 2018 852nd KatieLG 🇬🇧 587 168 723ms 15 Jan 2023 853rd ian-h-chamberlain 🇺🇸 587 194 148ms 6 Jan 2020 854th omurakazuaki 🇯🇵 585 130 13ms 16 Feb 2021 855th MeWhenI 🇻🇦 585 168 1,301ms 16 Jun 2023 856th SirBogman 🇺🇸 585 403 77ms 23 Nov 2022 857th fgrosshans 🇫🇷 583 163 26ms 10 Jun 2024 858th emgordon154 583 336 1,075ms 2 days ago 859th p01 580 131 13ms 7 Feb 2018 859th Florian-Mt 580 131 12ms 23 Oct 2023 861st PaulTaykalo 580 170 109ms 24 Sep 2020 862nd phdphil 579 107 156ms 22 Apr 2018 863rd CaedenHarper 🇨🇦 579 136 8ms 22 Aug 2025 864th wrhm 579 164 32ms 12 Dec 2020 864th zlee1 579 164 28ms 30 Apr 2021 864th hymanimy 579 164 28ms 8 Jan 2022 867th CaedenHarper 🇨🇦 577 146 4ms 17 Aug 2025 868th DanielRHolland 577 194 339ms 12 Nov 2020 869th Bodo171 576 165 20ms 5 Dec 2022 869th snoozingnewt 🇺🇸 576 165 20ms 18 Oct 2023 871st Yewzir 🇧🇪 575 139 107ms 9 Jun 2024 872nd djeedjay 🇳🇱 573 147 4ms 6 Sep 2021 873rd DaCuteRaccoon 572 133 12ms 8 Dec 2022 873rd Lv0Sys 🇵🇱 572 133 17ms 26 May 2025 875th Sciman101 572 158 6ms 16 May 2023 876th markus-rekdal 572 166 21ms 28 May 2019 876th ay2718 572 166 22ms 17 Jul 2019 876th andre-lameirinhas 🇵🇹 572 166 24ms 4 Sep 2020 876th kenny14231 572 166 23ms 5 Aug 2022 876th KiwiLT 572 166 19ms 22 Nov 2022 876th FlorianCassayre 🇫🇷 572 166 32ms 29 Jan 2023 876th AdamMorris377 572 166 17ms 7 Sep 2024 883rd CaedenHarper 🇨🇦 570 173 705ms 22 Aug 2025 884th BrenSchaap 569 167 21ms 21 Oct 2021 884th petroselo 569 167 26ms 29 Dec 2021 886th annaproxy 568 197 359ms 23 Feb 2023 887th cingulataluke 566 168 28ms 30 Aug 2023 887th RaBa21 🇭🇺 566 168 18ms 12 Jul 2025 889th Jacob385 566 181 520ms 11 days ago 890th melven 566 215 48ms 22 days ago 891st XenThe 🇬🇧 563 135 11ms 12 Jun 2025 892nd CaedenHarper 🇨🇦 562 141 3,281ms 17 Aug 2025 893rd TheAristos 562 169 26ms 1 Nov 2019 893rd mishak-sys 562 169 20ms 9 Sep 2025 895th CaedenHarper 🇨🇦 562 183 61ms 17 Aug 2025 896th BambooleanLogic 🇸🇪 559 136 17ms 3 Nov 2022 897th itiievskyi 🇺🇦 559 170 22ms 10 Aug 2020 897th glesnick 559 170 27ms 6 Oct 2022 897th SB-945 559 170 28ms 7 Apr 2024 897th ziselsberger 559 170 32ms 7 Oct 2024 First Prev 826–900 of 1,394 Next Last