Roman to Arabic in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Tower of Hanoi 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 Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Tower of Hanoi 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 Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 880th JohnSBarden 590 129 13ms 9 Nov 2021 882nd hardlyBearable 590 161 22ms 11 May 2019 882nd Psirving 590 161 20ms 1 Aug 2020 882nd SniperSmiley 🇺🇸 590 161 21ms 25 Jun 2022 882nd GulgDev 590 161 21ms 21 Mar 2023 886th CaedenHarper 🇨🇦 589 144 4ms 16 Nov 2025 887th mtirado1 589 153 7ms 18 Apr 2023 888th KatieLG 🇬🇧 588 168 791ms 15 Jan 2023 889th TheZwierzLF 🇵🇱 587 134 754ms 22 Nov 2025 890th msrawson 587 162 23ms 15 Aug 2018 891st ian-h-chamberlain 🇺🇸 587 194 147ms 6 Jan 2020 892nd omurakazuaki 🇯🇵 585 130 14ms 16 Feb 2021 893rd Natanaelel 🇸🇪 585 145 4ms 15 days ago 894th MeWhenI 🇻🇦 585 168 1,368ms 16 Jun 2023 895th SirBogman 🇺🇸 585 403 81ms 23 Nov 2022 896th fgrosshans 🇫🇷 583 163 21ms 10 Jun 2024 896th Papushkado 583 163 19ms 10 Nov 2025 898th emgordon154 583 336 1,607ms 6 Nov 2025 899th p01 581 131 13ms 7 Feb 2018 899th Florian-Mt 581 131 13ms 23 Oct 2023 901st PaulTaykalo 581 170 115ms 24 Sep 2020 902nd CaedenHarper 🇨🇦 580 136 9ms 22 Aug 2025 903rd wrhm 580 164 23ms 12 Dec 2020 903rd zlee1 580 164 18ms 30 Apr 2021 903rd hymanimy 580 164 20ms 8 Jan 2022 906th phdphil 579 107 179ms 22 Apr 2018 907th djeedjay 🇳🇱 577 147 3ms 6 Sep 2021 908th DanielRHolland 577 194 359ms 12 Nov 2020 909th Bodo171 576 165 19ms 5 Dec 2022 910th Yewzir 🇧🇪 575 139 138ms 9 Jun 2024 911th markus-rekdal 573 166 20ms 28 May 2019 911th ay2718 573 166 21ms 17 Jul 2019 911th andre-lameirinhas 🇵🇹 573 166 21ms 4 Sep 2020 911th kenny14231 573 166 19ms 5 Aug 2022 911th KiwiLT 573 166 23ms 22 Nov 2022 911th FlorianCassayre 🇫🇷 573 166 26ms 29 Jan 2023 911th AdamMorris377 573 166 19ms 7 Sep 2024 918th DaCuteRaccoon 572 133 13ms 8 Dec 2022 919th CaedenHarper 🇨🇦 571 173 746ms 22 Aug 2025 920th Sciman101 570 158 6ms 16 May 2023 921st janbehrens 🇩🇪 569 105 2,700ms 18 May 2023 922nd BrenSchaap 569 167 21ms 21 Oct 2021 922nd petroselo 569 167 19ms 29 Dec 2021 924th CaedenHarper 🇨🇦 569 181 62ms 16 Nov 2025 925th alexsave 568 134 17ms 14 Jan 2026 926th annaproxy 568 197 327ms 23 Feb 2023 927th Jacob385 567 181 388ms 28 Oct 2025 928th cingulataluke 566 168 21ms 30 Aug 2023 928th RaBa21 🇭🇺 566 168 19ms 12 Jul 2025 930th melven 566 215 42ms 16 Oct 2025 931st XenThe 🇬🇧 563 135 13ms 12 Jun 2025 932nd TheAristos 562 169 21ms 1 Nov 2019 932nd mishak-sys 562 169 21ms 9 Sep 2025 934th BambooleanLogic 🇸🇪 559 136 17ms 3 Nov 2022 935th itiievskyi 🇺🇦 559 170 21ms 10 Aug 2020 935th glesnick 559 170 20ms 6 Oct 2022 935th SB-945 559 170 28ms 7 Apr 2024 935th ziselsberger 559 170 28ms 7 Oct 2024 935th croc54 559 170 19ms 13 Jan 2025 940th emgordon154 558 104 7ms 26 Jul 2024 941st emgordon154 557 221 115ms 10 Jun 2025 942nd AkashTandon167 556 171 24ms 21 Nov 2020 942nd cros107 🇦🇺 556 171 29ms 14 Feb 2024 944th kkoenig 555 228 304ms 13 Sep 2024 945th amollberg 🇸🇪 553 172 28ms 16 Feb 2022 945th mbittner20 553 172 21ms 27 May 2023 945th CutSandstone 553 172 30ms 7 Jul 2024 948th uttumuttu 🇫🇮 551 138 16ms 5 Jan 2022 948th KaleChips22 551 138 13ms 3 Aug 2025 950th Waffle3z 549 105 77ms 22 Jan 2021 951st ludwig-n 549 173 20ms 4 Apr 2020 951st CodeAltF4 549 173 21ms 8 Mar 2022 951st myleopard 549 173 20ms 23 Dec 2022 954th ShiraJoseph 🇺🇸 547 139 19ms 25 Jun 2023 955th HumanoidCPU 547 144 571ms 7 Jun 2024 956th UnderKoen 🇳🇱 547 225 119ms 8 Jul 2024 957th ehulinsky 🇺🇸 546 174 21ms 8 May 2023 957th keelimeguy 🇺🇸 546 174 23ms 17 May 2025 957th Code-Coder-coder 546 174 18ms 12 Oct 2025 960th mckymsh 543 140 14ms 1 Mar 2022 First Prev 881–960 of 1,498 Next Last