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 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 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 640th Yewzir 🇧🇪 688 146 57ms 10 Jun 2024 642nd blaztoma 🇱🇹 686 70 42ms 22 Nov 2025 643rd rucin93 🇵🇱 686 95 160ms 31 Oct 2024 644th Yewzir 🇧🇪 686 135 10ms 9 Jun 2024 645th yzhs 🇩🇪 686 162 298ms 25 Jul 2021 646th yzhs 🇩🇪 685 105 19ms 25 Oct 2020 646th Espiobest 685 105 27ms 26 Feb 2021 646th mokymok 🇺🇸 685 105 22ms 27 Sep 2021 649th Natanaelel 🇸🇪 683 73 226ms 16 Feb 2023 650th XenThe 🇬🇧 682 111 14ms 1 Jul 2025 651st CaedenHarper 🇨🇦 681 136 11ms 22 Aug 2025 652nd annaproxy 681 157 32ms 11 May 2023 653rd saito-ta 🇯🇵 677 87 537ms 23 Oct 2023 654th MeWhenI 🇻🇦 676 147 45ms 17 Feb 2023 655th mintypython 675 112 16ms 16 Oct 2018 655th saramaebee 675 112 16ms 18 Oct 2018 655th taklam 675 112 15ms 4 Jul 2020 655th igmcdowell 675 112 14ms 4 Jan 2022 659th ReidZ3 🇺🇸 674 165 319ms 13 Dec 2020 660th DialFrost 🇸🇬 672 106 549ms 16 Nov 2024 661st Jiramide 672 133 13ms 7 Feb 2021 662nd SirBogman 🇺🇸 669 51 44ms 1 Sep 2022 663rd DialFrost 🇸🇬 669 88 3,026ms 7 Oct 2024 664th vmcnabb 🇳🇿 669 113 14ms 6 May 2021 664th targrik 669 113 14ms 24 Feb 2025 666th sean-niemann 🇺🇸 669 122 3ms 31 Oct 2023 667th clockworknazo 668 114 21ms 20 Feb 2023 668th MichalMarsalek 🇨🇿 667 135 390ms 30 Aug 2022 669th dokutan 667 138 191ms 13 Nov 2025 670th MahlerFive 🇨🇦 667 186 357ms 24 Apr 2020 671st AlephSquirrel 666 55 4ms 8 Nov 2025 672nd FlorianCassayre 🇫🇷 666 108 23ms 18 Sep 2023 673rd Natanaelel 🇸🇪 666 167 305ms 10 May 2025 674th MeWhenI 🇻🇦 666 271 143ms 29 Nov 2023 675th alexkunin 664 114 16ms 7 Jul 2019 676th SirBogman 🇺🇸 663 182 43ms 17 Apr 2022 677th frankgraziano 662 89 3,631ms 18 days ago 678th lionbryce 662 135 10ms 8 Aug 2024 679th RaBa21 🇭🇺 660 109 20ms 12 Jul 2025 680th Yax42 🇫🇷 658 115 15ms 21 Jan 2026 681st Bubbler-4 657 52 41ms 9 Dec 2021 681st DialFrost 🇸🇬 657 52 42ms 1 Feb 2023 683rd KasperKivimaeki 🇫🇮 657 137 492ms 7 Nov 2025 684th sean-niemann 🇺🇸 657 153 55ms 11 Jul 2024 685th Shanethegamer 🇺🇸 656 76 142ms 12 Dec 2021 686th dvargas46 🇺🇸 655 90 209ms 23 Jan 2023 687th varhammer 🇷🇺 655 121 157ms 13 Dec 2023 688th SB-945 654 110 29ms 7 Apr 2024 688th Troon 654 110 27ms 27 Aug 2025 690th BBoehm 🇩🇪 652 116 12ms 21 Dec 2020 691st dokutan 652 137 12ms 20 Apr 2025 692nd hyvyys 647 117 13ms 19 Sep 2020 692nd aksyristos 647 117 13ms 2 Nov 2022 694th 386asm 🇺🇸 646 154 44ms 5 May 2023 695th edsrzf 🇳🇿 645 118 41ms 12 Nov 2025 696th villfa 645 121 15ms 2 Nov 2018 696th janbehrens 🇩🇪 645 121 445ms 16 May 2023 698th Shanethegamer 🇺🇸 643 127 4ms 28 May 2025 699th keelimeguy 🇺🇸 642 112 24ms 17 May 2025 700th user189032 641 118 15ms 29 May 2019 701st Shanethegamer 🇺🇸 641 120 21ms 17 Dec 2023 702nd SirBogman 🇺🇸 640 101 597ms 20 Jan 2024 703rd Yewzir 🇧🇪 640 122 432ms 10 Jun 2024 704th scpchicken 🇵🇼 639 78 215ms 4 May 2022 705th mrondon8 639 158 613ms 5 Sep 2021 706th RockOfStone 638 140 11ms 17 Mar 2024 707th unfinishedprogram 636 119 13ms 12 Jul 2024 708th snyderek 🇺🇸 636 158 60ms 9 Nov 2024 709th MeWhenI 🇻🇦 635 101 1,372ms 15 Sep 2025 710th olligobber 🇦🇺 635 175 291ms 21 May 2020 711th jared-hughes 634 141 11ms 16 Apr 2022 712th CaedenHarper 🇨🇦 634 142 159ms 18 Aug 2025 713th MeWhenI 🇻🇦 632 58 6ms 16 Jan 2022 714th stordev 631 114 21ms 26 Feb 2021 714th robin-scragg 631 114 22ms 24 Aug 2025 716th PatrickStephansen 🇿🇦 630 120 24ms 9 Jun 2021 716th stefangabos 🇷🇴 630 120 16ms 13 Sep 2022 718th HumanoidCPU 628 103 466ms 7 Jun 2024 719th janbehrens 🇩🇪 628 160 63ms 18 May 2023 720th Jiramide 628 177 296ms 8 Feb 2021 First Prev 641–720 of 1,495 Next Last