Arabic to Roman 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 Calendar 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 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 ArkScript 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 ArkScript 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 Calendar 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 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 Chars Time Submitted 799th olleicua 🇺🇸 576 151 16ms 16 Feb 2024 802nd YouLookLikeYouNeedAMonkey 576 234 421ms 14 Oct 2022 803rd daedals 574 150 19ms 12 Jun 2019 803rd abailey2020 🇺🇸 574 150 21ms 13 Dec 2020 805th MeWhenI 🇻🇦 574 166 133ms 16 Jun 2023 806th edsrzf 🇳🇿 574 172 18ms 19 Sep 2024 807th omurakazuaki 🇯🇵 572 152 14ms 15 Feb 2021 807th biocommando 🇫🇮 572 152 27ms 19 Aug 2023 807th hacker112 🇸🇪 572 152 21ms 19 Jun 2024 807th eTrey13 572 152 13ms 3 Feb 2025 807th SOONwasTaken 572 152 13ms 1 Oct 2025 812th Daniikk1012 571 111 40ms 3 Nov 2025 813th alemelis 571 135 795ms 19 Sep 2024 814th alphafalfa 571 166 20ms 1 Aug 2025 815th mauro-1 🇮🇹 570 151 21ms 19 Aug 2021 815th prplz 🇦🇺 570 151 1,013ms 5 Oct 2021 815th knutae 🇳🇴 570 151 19ms 30 Nov 2021 815th shelerr 570 151 20ms 4 Jul 2023 815th LandonWeng 570 151 19ms 30 Sep 2025 815th CommandLeo 🇮🇹 570 151 38ms 18 days ago 821st MeWhenI 🇻🇦 570 155 1,398ms 29 Aug 2025 822nd jared-hughes 570 179 10ms 4 Apr 2022 823rd sultan 570 254 634ms 15 Apr 2022 824th Ivraj 569 153 14ms 10 Aug 2021 824th daveberlin 569 153 19ms 6 Nov 2023 826th ms0rgn 569 167 205ms 2 May 2018 827th DialFrost 🇸🇬 567 136 554ms 25 May 2024 828th rzv-me 567 174 16ms 5 Oct 2024 829th m-tkach 🇺🇦 566 138 579ms 25 Jan 2024 830th NewDefectus 🇮🇱 566 152 19ms 8 Oct 2021 830th stefangimmillaro 566 152 32ms 26 Dec 2022 830th tsidwick 566 152 19ms 20 Dec 2023 830th gallium-gonzollium 566 152 31ms 2 Nov 2024 830th blaztoma 🇱🇹 566 152 18ms 11 Oct 2025 835th ericlangedijk 🇸🇮 566 210 405ms 18 Mar 2022 836th jacobly0 🇺🇸 566 388 1,738ms 22 Apr 2024 837th user189032 565 154 19ms 29 May 2019 837th ernestd 565 154 16ms 21 Jan 2021 837th junkondo-jp 565 154 25ms 6 May 2024 840th Phil-RGOMEGA 565 205 8ms 2 Jun 2023 841st neihousaigaai 565 256 584ms 27 Apr 2021 842nd GrayJoKing 🇦🇺 565 296 12ms 11 Aug 2020 843rd lacroixjonathan87 564 175 18ms 7 Aug 2020 844th dokutan 564 291 177ms 29 Mar 2025 845th lynn 563 153 834ms 4 Mar 2021 845th test-user1337 563 153 20ms 29 Aug 2023 847th MattShaile 561 155 21ms 21 Mar 2022 847th omgmog 561 155 16ms 8 Aug 2022 849th kkoenig 561 182 10ms 23 Dec 2023 850th arctouch-cristiannevianna 561 212 413ms 1 Mar 2024 851st nullie 559 154 28ms 7 Jun 2022 852nd jjstreet 559 259 715ms 24 Nov 2020 853rd Stockoh 🇫🇷 558 140 593ms 15 Jun 2024 854th MeWhenI 🇻🇦 557 204 568ms 1 Feb 2024 855th anonymaew 555 155 19ms 19 Aug 2023 855th mathb0y512 555 155 19ms 11 Jan 2024 857th nat-418 554 165 17ms 3 Nov 2022 858th OllieBoyne 🇬🇧 552 156 24ms 27 Jan 2021 858th chartung17 552 156 18ms 1 Jan 2024 858th ZorblaxV 552 156 19ms 10 Jan 2025 861st Shanethegamer 🇺🇸 552 185 11ms 28 Jan 2024 862nd dokutan 552 214 20ms 3 Oct 2024 863rd keelimeguy 🇺🇸 552 244 425ms 5 Nov 2023 864th neihousaigaai 551 158 19ms 28 Apr 2021 865th Narik1 551 216 420ms 3 Apr 2023 865th postie77 551 216 440ms 19 May 2023 865th JDiLenarda 🇫🇷 551 216 433ms 21 Nov 2023 868th Narik1 550 280 297ms 3 Apr 2023 869th dokutan 549 261 18ms 3 Oct 2024 870th phfroidmont 549 296 34ms 3 Oct 2023 871st yanjs 548 157 20ms 30 Sep 2021 872nd MeWhenI 🇻🇦 547 141 375ms 15 Feb 2023 873rd somebody1234 547 159 21ms 24 Mar 2018 873rd coreynash 547 159 23ms 26 Sep 2023 873rd zekestephens 547 159 18ms 25 Oct 2025 876th BlankSpruce 546 187 10ms 26 Aug 2022 876th violeta-desantis 546 187 13ms 13 Apr 2024 878th tomh1012 546 218 374ms 8 Sep 2025 879th dokutan 545 138 138ms 5 Jun 2025 880th inventshah 545 158 23ms 24 Jan 2023 First Prev 801–880 of 1,873 Next Last