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Roman to Arabic in all languages in chars. 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab 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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 901st brimstonetrader 487 228 375ms 27 Mar 2024 902nd yokasuretsu 486 148 26ms 21 Apr 2018 902nd AgathokakologicalBit 486 148 29ms 3 Aug 2019 902nd TaserTheFox 🇺🇸 486 148 19ms 8 May 2023 902nd adamnielson42 🇺🇸 486 148 19ms 8 Aug 2023 902nd jtaxen 486 148 20ms 28 Apr 2024 902nd o0BlackDragon0o 486 148 25ms 8 Sep 2024 902nd Bombalech 486 148 28ms 8 Sep 2024 909th b10011 🇫🇮 482 149 34ms 12 Jun 2023 910th postie77 482 162 396ms 16 Mar 2023 911th Natanaelel 🇸🇪 481 71 53ms 16 Nov 2021 911th 4hg 🇺🇸 481 71 46ms 19 Jun 2024 913th bac0id 481 209 382ms 11 Jan 2025 914th alphafalfa 479 131 122ms 1 Aug 2025 915th sambirnbaum1 479 150 19ms 6 Sep 2019 915th MaxElf999 479 150 27ms 20 Oct 2022 915th nstearns96 🇬🇧 479 150 27ms 8 Dec 2022 915th Florian-Mt 479 150 19ms 14 Nov 2023 919th pranaygp 479 158 14ms 13 May 2020 920th ian-h-chamberlain 🇺🇸 476 151 19ms 17 Dec 2019 920th qwjhvbxi 476 151 20ms 7 Feb 2024 922nd SpareManiKatti 476 159 15ms 11 Sep 2021 922nd blaztoma 🇱🇹 476 159 13ms 16 Sep 2025 924th olleicua 🇺🇸 475 101 91ms 25 Feb 2025 925th tailorspy 474 212 62ms 13 Sep 2024 926th galloj 🇨🇿 473 152 19ms 10 Jan 2023 927th jared-hughes 472 213 2,181ms 3 Aug 2022 928th cafehaine 🇫🇷 471 190 7ms 27 Apr 2022 929th baumpilz 471 214 382ms 20 Jan 2021 930th myfatemi04 470 153 22ms 10 Jan 2018 930th jhpaques 🇫🇷 470 153 19ms 28 Jul 2022 932nd Jm-Fox 470 161 13ms 22 Feb 2020 933rd Ripick 470 191 379ms 11 Jul 2024 934th neel11235813 470 268 37ms 27 Dec 2022 935th RDShah 467 154 25ms 31 Jan 2020 935th dzshn 467 154 17ms 9 Jun 2021 935th bbakersmith 467 154 30ms 28 Jun 2022 935th aksyristos 467 154 20ms 8 Mar 2023 935th tobyLovick 467 154 20ms 7 Dec 2023 935th EnTerr 467 154 18ms 25 Aug 2024 935th Pyroan 467 154 31ms 26 days ago 942nd ian-h-chamberlain 🇺🇸 465 175 4ms 17 Dec 2019 943rd dzhang314 464 155 20ms 14 Aug 2019 943rd za3k 464 155 19ms 11 Oct 2022 943rd r-benson 🇬🇧 464 155 25ms 1 Feb 2023 943rd Hortaros 464 155 19ms 14 Apr 2023 947th c0d3-4-F00d 🇩🇪 463 176 5ms 19 Apr 2022 948th edsrzf 🇳🇿 463 268 285ms 27 Sep 2024 949th MiffOttah 462 169 360ms 21 Nov 2021 950th GrayJoKing 🇦🇺 462 337 15ms 25 Jul 2020 951st G33kDude 461 156 20ms 20 Mar 2019 951st cellobix 461 156 19ms 15 Aug 2019 951st BREMAUCY 🇫🇷 461 156 26ms 2 Jan 2024 951st hiichbindermax 461 156 20ms 15 Sep 2024 951st M4rc0g1 461 156 21ms 8 days ago 956th joll05 🇸🇪 459 170 358ms 21 Nov 2021 957th tpaxman 🇨🇦 458 157 20ms 2 Dec 2020 958th Waffle3z 457 105 75ms 22 Jan 2021 959th jared-hughes 457 178 4ms 3 Aug 2022 960th lukasmoellerch 456 166 13ms 5 Oct 2019 960th stellartux 456 166 13ms 27 Dec 2023 960th Protothor 456 166 20ms 9 Jun 2025 963rd yzhs 🇩🇪 455 75 48ms 7 Jun 2022 964th weeble 455 131 110ms 1 Jul 2025 965th Szum123321 🇵🇱 455 179 4ms 29 Nov 2023 966th ZoDoneRightNow 454 169 37ms 13 Oct 2025 967th lorenzosim 454 222 368ms 14 Aug 2022 968th boxjelly 454 245 433ms 6 Jan 2021 969th weliveinhell 🇭🇹 453 167 17ms 15 Jan 2024 969th madeforlosers 453 167 14ms 12 Sep 2024 971st KevinMarquette 🇺🇸 452 129 303ms 17 Apr 2023 972nd zdzc 452 159 21ms 10 Jul 2018 972nd rzhade3 452 159 18ms 1 Jul 2021 972nd NicoAdams 452 159 18ms 21 Nov 2021 972nd rowboat1 452 159 650ms 18 Jun 2022 First Prev 901–975 of 1,439 Next Last