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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 801st Tezaruz 576 151 19ms 20 Dec 2023 801st itserasmus 576 151 16ms 25 Jan 2024 801st olleicua 🇺🇸 576 151 15ms 16 Feb 2024 804th YouLookLikeYouNeedAMonkey 576 234 420ms 14 Oct 2022 805th daedals 574 150 19ms 12 Jun 2019 805th abailey2020 🇺🇸 574 150 21ms 13 Dec 2020 807th MeWhenI 🇻🇦 574 166 1,136ms 16 Jun 2023 808th edsrzf 🇳🇿 574 172 15ms 19 Sep 2024 809th omurakazuaki 🇯🇵 572 152 14ms 15 Feb 2021 809th biocommando 🇫🇮 572 152 17ms 19 Aug 2023 809th hacker112 🇸🇪 572 152 17ms 19 Jun 2024 809th eTrey13 572 152 13ms 3 Feb 2025 809th SOONwasTaken 572 152 13ms 1 Oct 2025 814th Daniikk1012 571 111 40ms 3 Nov 2025 815th alemelis 571 135 795ms 19 Sep 2024 816th alphafalfa 571 166 20ms 1 Aug 2025 817th mauro-1 🇮🇹 570 151 21ms 19 Aug 2021 817th prplz 🇦🇺 570 151 1,013ms 5 Oct 2021 817th knutae 🇳🇴 570 151 19ms 30 Nov 2021 817th shelerr 570 151 20ms 4 Jul 2023 817th LandonWeng 570 151 19ms 30 Sep 2025 817th CommandLeo 🇮🇹 570 151 37ms 22 Dec 2025 823rd MeWhenI 🇻🇦 570 155 2,171ms 29 Aug 2025 824th jared-hughes 570 179 10ms 4 Apr 2022 825th sultan 570 254 634ms 15 Apr 2022 826th Ivraj 569 153 14ms 10 Aug 2021 826th daveberlin 569 153 14ms 6 Nov 2023 828th ms0rgn 569 167 203ms 2 May 2018 829th DialFrost 🇸🇬 567 136 523ms 25 May 2024 830th rzv-me 567 174 14ms 5 Oct 2024 831st m-tkach 🇺🇦 566 138 558ms 25 Jan 2024 832nd NewDefectus 🇮🇱 566 152 19ms 8 Oct 2021 832nd stefangimmillaro 566 152 32ms 26 Dec 2022 832nd tsidwick 566 152 19ms 20 Dec 2023 832nd gallium-gonzollium 566 152 31ms 2 Nov 2024 832nd blaztoma 🇱🇹 566 152 18ms 11 Oct 2025 837th ericlangedijk 🇸🇮 566 210 440ms 18 Mar 2022 838th neihousaigaai 566 256 584ms 27 Apr 2021 839th jacobly0 🇺🇸 566 388 1,738ms 22 Apr 2024 840th user189032 565 154 17ms 29 May 2019 840th ernestd 565 154 16ms 21 Jan 2021 840th junkondo-jp 565 154 21ms 6 May 2024 843rd Phil-RGOMEGA 565 205 8ms 2 Jun 2023 844th GrayJoKing 🇦🇺 565 296 12ms 11 Aug 2020 845th lacroixjonathan87 564 175 17ms 7 Aug 2020 846th dokutan 564 291 180ms 29 Mar 2025 847th lynn 563 153 834ms 4 Mar 2021 847th test-user1337 563 153 20ms 29 Aug 2023 849th MattShaile 561 155 19ms 21 Mar 2022 849th omgmog 561 155 16ms 8 Aug 2022 851st kkoenig 561 182 10ms 23 Dec 2023 852nd arctouch-cristiannevianna 561 212 498ms 1 Mar 2024 853rd nullie 559 154 28ms 7 Jun 2022 854th jjstreet 559 259 715ms 24 Nov 2020 855th Stockoh 🇫🇷 558 140 552ms 15 Jun 2024 856th MeWhenI 🇻🇦 557 204 568ms 1 Feb 2024 857th anonymaew 555 155 19ms 19 Aug 2023 857th mathb0y512 555 155 19ms 11 Jan 2024 859th nat-418 554 165 15ms 3 Nov 2022 860th OllieBoyne 🇬🇧 552 156 24ms 27 Jan 2021 860th chartung17 552 156 18ms 1 Jan 2024 860th ZorblaxV 552 156 19ms 10 Jan 2025 863rd Shanethegamer 🇺🇸 552 185 11ms 28 Jan 2024 864th dokutan 552 214 20ms 3 Oct 2024 865th keelimeguy 🇺🇸 552 244 414ms 5 Nov 2023 866th neihousaigaai 551 158 15ms 28 Apr 2021 866th alexsave 551 158 20ms 13 days ago 868th Narik1 551 216 461ms 3 Apr 2023 868th postie77 551 216 476ms 19 May 2023 868th JDiLenarda 🇫🇷 551 216 483ms 21 Nov 2023 871st Narik1 550 280 260ms 3 Apr 2023 872nd dokutan 549 261 18ms 3 Oct 2024 873rd phfroidmont 549 296 34ms 3 Oct 2023 874th yanjs 548 157 20ms 30 Sep 2021 875th MeWhenI 🇻🇦 547 141 355ms 15 Feb 2023 876th somebody1234 547 159 14ms 24 Mar 2018 876th coreynash 547 159 17ms 26 Sep 2023 876th zekestephens 547 159 16ms 25 Oct 2025 879th BlankSpruce 546 187 10ms 26 Aug 2022 879th violeta-desantis 546 187 13ms 13 Apr 2024 First Prev 801–880 of 1,877 Next Last