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 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 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 Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input 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 ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input 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 825th smclaughlin-cf 608 125 14ms 8 Apr 2025 827th cure-honey 🇯🇵 608 200 43ms 26 Apr 2020 828th MeWhenI 🇻🇦 607 105 29ms 12 Nov 2022 829th targrik 606 130 16ms 27 Oct 2025 830th Phil-RGOMEGA 606 149 10ms 30 Aug 2023 831st adamnielson42 🇺🇸 605 79 39ms 7 Dec 2023 832nd ndren 605 130 558ms 5 May 2024 833rd janbehrens 🇩🇪 605 140 4ms 18 May 2023 834th tpaxman 🇨🇦 605 157 22ms 2 Dec 2020 835th ollyspooner 603 126 13ms 18 Oct 2023 836th albanian-laundromat 603 178 40ms 22 Aug 2025 837th snoozingnewt 🇨🇦 602 164 118ms 26 days ago 838th lynn 602 182 19ms 18 Nov 2021 839th Jacob385 601 131 507ms 3 Apr 2024 839th Stockoh 🇫🇷 601 131 701ms 24 Jun 2024 841st DialFrost 🇸🇬 601 133 31ms 11 Dec 2024 842nd not-a-pokemon 601 141 4ms 9 Sep 2025 843rd sisyphus-ppcg 🇦🇺 599 114 221ms 24 Jun 2022 844th eranws 599 127 14ms 9 Sep 2022 845th timvermeulen 599 190 161ms 4 Jan 2020 846th zdzc 598 159 22ms 10 Jul 2018 846th rzhade3 598 159 21ms 1 Jul 2021 846th NicoAdams 598 159 19ms 21 Nov 2021 846th rowboat1 598 159 656ms 18 Jun 2022 850th avartanii 594 128 22ms 17 Jan 2021 850th MathisBullinger 594 128 22ms 15 Nov 2021 852nd abailey2020 🇺🇸 594 160 21ms 13 Dec 2020 852nd Espiobest 594 160 22ms 13 Feb 2021 852nd knutae 🇳🇴 594 160 18ms 17 Nov 2021 852nd jfallon1997 594 160 22ms 5 Jan 2023 852nd AtengChen 594 160 19ms 29 Aug 2024 857th CaedenHarper 🇨🇦 593 124 2,497ms 18 Aug 2025 858th yzhs 🇩🇪 592 75 41ms 7 Jun 2022 859th CaedenHarper 🇨🇦 592 98 5ms 18 Aug 2025 860th emgordon154 592 133 1,037ms 25 Sep 2024 861st CaedenHarper 🇨🇦 592 135 123ms 18 Aug 2025 862nd timvermeulen 592 167 94ms 19 Jan 2020 863rd mtirado1 590 153 6ms 18 Apr 2023 864th hardlyBearable 590 161 21ms 11 May 2019 864th Psirving 590 161 20ms 1 Aug 2020 864th SniperSmiley 🇺🇸 590 161 19ms 25 Jun 2022 864th GulgDev 590 161 21ms 21 Mar 2023 868th ian-odonnell 589 129 14ms 9 Mar 2018 868th JohnSBarden 589 129 13ms 9 Nov 2021 870th CaedenHarper 🇨🇦 588 144 4ms 16 Nov 2025 871st KatieLG 🇬🇧 588 168 694ms 15 Jan 2023 872nd TheZwierzLF 🇵🇱 587 134 976ms 24 days ago 873rd msrawson 587 162 21ms 15 Aug 2018 874th ian-h-chamberlain 🇺🇸 587 194 159ms 6 Jan 2020 875th omurakazuaki 🇯🇵 585 130 13ms 16 Feb 2021 876th MeWhenI 🇻🇦 585 168 1,370ms 16 Jun 2023 877th SirBogman 🇺🇸 585 403 81ms 23 Nov 2022 878th fgrosshans 🇫🇷 583 163 25ms 10 Jun 2024 878th Papushkado 583 163 19ms 10 Nov 2025 880th emgordon154 583 336 661ms 6 Nov 2025 881st PaulTaykalo 581 170 108ms 24 Sep 2020 882nd p01 580 131 14ms 7 Feb 2018 882nd Florian-Mt 580 131 16ms 23 Oct 2023 884th CaedenHarper 🇨🇦 580 136 8ms 22 Aug 2025 885th wrhm 580 164 23ms 12 Dec 2020 885th zlee1 580 164 21ms 30 Apr 2021 885th hymanimy 580 164 22ms 8 Jan 2022 888th phdphil 579 107 271ms 22 Apr 2018 889th DanielRHolland 577 194 359ms 12 Nov 2020 890th djeedjay 🇳🇱 576 147 3ms 6 Sep 2021 891st Bodo171 576 165 18ms 5 Dec 2022 892nd Yewzir 🇧🇪 575 139 109ms 9 Jun 2024 893rd markus-rekdal 573 166 17ms 28 May 2019 893rd ay2718 573 166 20ms 17 Jul 2019 893rd andre-lameirinhas 🇵🇹 573 166 21ms 4 Sep 2020 893rd kenny14231 573 166 18ms 5 Aug 2022 893rd KiwiLT 573 166 19ms 22 Nov 2022 893rd FlorianCassayre 🇫🇷 573 166 22ms 29 Jan 2023 893rd AdamMorris377 573 166 18ms 7 Sep 2024 900th DaCuteRaccoon 572 133 14ms 8 Dec 2022 First Prev 826–900 of 1,453 Next Last
