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 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 640th Espiobest 685 105 21ms 26 Feb 2021 640th mokymok 🇺🇸 685 105 20ms 27 Sep 2021 643rd Natanaelel 🇸🇪 683 73 185ms 16 Feb 2023 644th XenThe 🇬🇧 681 111 17ms 1 Jul 2025 645th CaedenHarper 🇨🇦 681 136 11ms 22 Aug 2025 646th annaproxy 681 157 30ms 11 May 2023 647th MeWhenI 🇻🇦 676 147 45ms 17 Feb 2023 648th mintypython 675 112 14ms 16 Oct 2018 648th saramaebee 675 112 16ms 18 Oct 2018 648th taklam 675 112 17ms 4 Jul 2020 648th igmcdowell 675 112 15ms 4 Jan 2022 652nd ReidZ3 🇺🇸 674 165 319ms 13 Dec 2020 653rd DialFrost 🇸🇬 672 106 549ms 16 Nov 2024 654th Jiramide 672 133 13ms 7 Feb 2021 655th SirBogman 🇺🇸 669 51 44ms 1 Sep 2022 656th vmcnabb 🇳🇿 669 113 15ms 6 May 2021 656th targrik 669 113 16ms 24 Feb 2025 658th clockworknazo 668 114 21ms 20 Feb 2023 659th sean-niemann 🇺🇸 668 122 3ms 31 Oct 2023 660th MahlerFive 🇨🇦 667 186 255ms 24 Apr 2020 661st AlephSquirrel 666 55 4ms 8 Nov 2025 662nd FlorianCassayre 🇫🇷 666 108 21ms 18 Sep 2023 663rd MichalMarsalek 🇨🇿 666 135 360ms 30 Aug 2022 664th Natanaelel 🇸🇪 666 167 305ms 10 May 2025 665th MeWhenI 🇻🇦 666 271 150ms 29 Nov 2023 666th dokutan 664 138 191ms 13 Nov 2025 667th alexkunin 663 114 14ms 7 Jul 2019 668th SirBogman 🇺🇸 663 182 43ms 17 Apr 2022 669th lionbryce 662 135 11ms 8 Aug 2024 670th RaBa21 🇭🇺 660 109 18ms 12 Jul 2025 671st Bubbler-4 657 52 42ms 9 Dec 2021 671st DialFrost 🇸🇬 657 52 43ms 1 Feb 2023 673rd sean-niemann 🇺🇸 657 153 59ms 11 Jul 2024 674th Shanethegamer 🇺🇸 656 76 130ms 12 Dec 2021 675th varhammer 🇷🇺 655 121 157ms 13 Dec 2023 676th KasperKivimaeki 🇫🇮 655 137 387ms 7 Nov 2025 677th SB-945 654 110 26ms 7 Apr 2024 677th Troon 654 110 20ms 27 Aug 2025 679th BBoehm 🇩🇪 652 116 14ms 21 Dec 2020 680th dokutan 652 137 13ms 20 Apr 2025 681st MeWhenI 🇻🇦 652 193 33ms 6 Jun 2023 682nd hyvyys 646 117 14ms 19 Sep 2020 682nd aksyristos 646 117 18ms 2 Nov 2022 684th 386asm 🇺🇸 646 154 45ms 5 May 2023 685th edsrzf 🇳🇿 645 118 40ms 12 Nov 2025 686th villfa 645 121 16ms 2 Nov 2018 686th janbehrens 🇩🇪 645 121 480ms 16 May 2023 688th keelimeguy 🇺🇸 642 112 23ms 17 May 2025 689th Shanethegamer 🇺🇸 642 127 4ms 28 May 2025 690th user189032 641 118 14ms 29 May 2019 691st Shanethegamer 🇺🇸 641 120 20ms 17 Dec 2023 692nd SirBogman 🇺🇸 640 101 538ms 20 Jan 2024 693rd Yewzir 🇧🇪 640 122 432ms 10 Jun 2024 694th scpchicken 🇵🇼 639 78 179ms 4 May 2022 695th mrondon8 639 158 514ms 5 Sep 2021 696th RockOfStone 638 140 11ms 17 Mar 2024 697th unfinishedprogram 636 119 13ms 12 Jul 2024 698th snyderek 🇺🇸 636 158 58ms 9 Nov 2024 699th olligobber 🇦🇺 635 175 291ms 21 May 2020 700th MeWhenI 🇻🇦 634 101 923ms 15 Sep 2025 701st jared-hughes 634 141 11ms 16 Apr 2022 702nd MeWhenI 🇻🇦 632 58 6ms 16 Jan 2022 703rd CaedenHarper 🇨🇦 632 142 213ms 18 Aug 2025 704th stordev 631 114 20ms 26 Feb 2021 704th robin-scragg 631 114 20ms 24 Aug 2025 706th PatrickStephansen 🇿🇦 630 120 23ms 9 Jun 2021 706th stefangabos 🇷🇴 630 120 16ms 13 Sep 2022 708th HumanoidCPU 628 103 487ms 7 Jun 2024 709th janbehrens 🇩🇪 628 160 60ms 18 May 2023 710th Jiramide 628 177 296ms 8 Feb 2021 711th janbehrens 🇩🇪 627 161 590ms 16 May 2023 712th jupj 🇫🇮 622 131 3ms 27 Aug 2022 713th MeWhenI 🇻🇦 621 105 151ms 3 Aug 2024 714th YAJUE114514 621 179 292ms 3 Aug 2025 715th chartung17 620 116 22ms 1 Jan 2024 716th JOrE20 🇺🇸 620 122 15ms 7 Nov 2025 717th CaedenHarper 🇨🇦 616 78 48ms 18 Aug 2025 718th sebipopa 🇷🇴 615 123 13ms 14 Sep 2022 719th CaedenHarper 🇨🇦 614 116 508ms 17 Aug 2025 720th jacklynnepenick 614 117 19ms 13 Aug 2021 First Prev 641–720 of 1,463 Next Last