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 Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 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 ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 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 641st helbling 🇨🇭 688 110 21ms 3 Sep 2025 642nd Shanethegamer 🇺🇸 688 146 3,005ms 9 Jan 2022 642nd Yewzir 🇧🇪 688 146 65ms 10 Jun 2024 644th blaztoma 🇱🇹 686 70 42ms 22 Nov 2025 645th rucin93 🇵🇱 686 95 165ms 31 Oct 2024 646th Yewzir 🇧🇪 686 135 10ms 9 Jun 2024 647th yzhs 🇩🇪 686 162 298ms 25 Jul 2021 648th yzhs 🇩🇪 685 105 19ms 25 Oct 2020 648th Espiobest 685 105 27ms 26 Feb 2021 648th mokymok 🇺🇸 685 105 22ms 27 Sep 2021 651st Natanaelel 🇸🇪 683 73 226ms 16 Feb 2023 652nd XenThe 🇬🇧 682 111 13ms 1 Jul 2025 653rd CaedenHarper 🇨🇦 681 136 10ms 22 Aug 2025 654th annaproxy 681 157 32ms 11 May 2023 655th saito-ta 🇯🇵 677 87 537ms 23 Oct 2023 656th MeWhenI 🇻🇦 676 147 45ms 17 Feb 2023 657th mintypython 675 112 16ms 16 Oct 2018 657th saramaebee 675 112 16ms 18 Oct 2018 657th taklam 675 112 16ms 4 Jul 2020 657th igmcdowell 675 112 16ms 4 Jan 2022 661st ReidZ3 🇺🇸 674 165 319ms 13 Dec 2020 662nd Jiramide 673 133 13ms 7 Feb 2021 663rd DialFrost 🇸🇬 672 106 524ms 16 Nov 2024 664th SirBogman 🇺🇸 669 51 44ms 1 Sep 2022 665th DialFrost 🇸🇬 669 88 3,026ms 7 Oct 2024 666th vmcnabb 🇳🇿 669 113 16ms 6 May 2021 666th targrik 669 113 16ms 24 Feb 2025 668th sean-niemann 🇺🇸 669 122 3ms 31 Oct 2023 669th clockworknazo 668 114 21ms 20 Feb 2023 670th MichalMarsalek 🇨🇿 667 135 390ms 30 Aug 2022 671st dokutan 667 138 250ms 13 Nov 2025 672nd MahlerFive 🇨🇦 667 186 376ms 24 Apr 2020 673rd AlephSquirrel 666 55 4ms 8 Nov 2025 674th FlorianCassayre 🇫🇷 666 108 23ms 18 Sep 2023 675th Natanaelel 🇸🇪 666 167 305ms 10 May 2025 676th MeWhenI 🇻🇦 666 271 143ms 29 Nov 2023 677th alexkunin 664 114 14ms 7 Jul 2019 678th lionbryce 663 135 10ms 8 Aug 2024 679th SirBogman 🇺🇸 663 182 43ms 17 Apr 2022 680th frankgraziano 662 89 3,631ms 13 Feb 2026 681st RaBa21 🇭🇺 660 109 20ms 12 Jul 2025 682nd Yax42 🇫🇷 658 115 15ms 21 Jan 2026 683rd Bubbler-4 657 52 41ms 9 Dec 2021 683rd DialFrost 🇸🇬 657 52 42ms 1 Feb 2023 685th KasperKivimaeki 🇫🇮 657 137 492ms 7 Nov 2025 686th sean-niemann 🇺🇸 657 153 67ms 11 Jul 2024 687th Shanethegamer 🇺🇸 656 76 142ms 12 Dec 2021 688th dvargas46 🇺🇸 655 90 209ms 23 Jan 2023 689th varhammer 655 121 157ms 13 Dec 2023 690th SB-945 654 110 29ms 7 Apr 2024 690th Troon 654 110 27ms 27 Aug 2025 692nd dokutan 653 137 12ms 20 Apr 2025 693rd BBoehm 🇩🇪 652 116 18ms 21 Dec 2020 694th hyvyys 647 117 18ms 19 Sep 2020 694th aksyristos 647 117 15ms 2 Nov 2022 696th 386asm 🇺🇸 646 154 44ms 5 May 2023 697th edsrzf 🇳🇿 645 118 41ms 12 Nov 2025 698th villfa 645 121 15ms 2 Nov 2018 698th janbehrens 🇩🇪 645 121 445ms 16 May 2023 700th Shanethegamer 🇺🇸 643 127 4ms 28 May 2025 701st keelimeguy 🇺🇸 642 112 24ms 17 May 2025 702nd user189032 641 118 16ms 29 May 2019 703rd Shanethegamer 🇺🇸 641 120 19ms 17 Dec 2023 704th SirBogman 🇺🇸 640 101 597ms 20 Jan 2024 705th Yewzir 🇧🇪 640 122 432ms 10 Jun 2024 706th scpchicken 🇵🇼 639 78 173ms 4 May 2022 707th RockOfStone 639 140 11ms 17 Mar 2024 708th mrondon8 639 158 613ms 5 Sep 2021 709th unfinishedprogram 636 119 14ms 12 Jul 2024 710th snyderek 🇺🇸 636 158 67ms 9 Nov 2024 711th MeWhenI 🇻🇦 635 101 1,372ms 15 Sep 2025 712th jared-hughes 635 141 11ms 16 Apr 2022 713th olligobber 🇦🇺 635 175 291ms 21 May 2020 714th CaedenHarper 🇨🇦 634 142 159ms 18 Aug 2025 715th MeWhenI 🇻🇦 632 58 6ms 16 Jan 2022 716th stordev 631 114 21ms 26 Feb 2021 716th robin-scragg 631 114 22ms 24 Aug 2025 718th PatrickStephansen 🇿🇦 630 120 25ms 9 Jun 2021 718th stefangabos 🇷🇴 630 120 17ms 13 Sep 2022 720th HumanoidCPU 628 103 466ms 7 Jun 2024 First Prev 641–720 of 1,500 Next Last