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 641st Yewzir 🇧🇪 686 135 10ms 9 Jun 2024 642nd yzhs 🇩🇪 686 162 298ms 25 Jul 2021 643rd yzhs 🇩🇪 685 105 19ms 25 Oct 2020 643rd Espiobest 685 105 27ms 26 Feb 2021 643rd mokymok 🇺🇸 685 105 22ms 27 Sep 2021 646th Natanaelel 🇸🇪 683 73 226ms 16 Feb 2023 647th XenThe 🇬🇧 682 111 14ms 1 Jul 2025 648th CaedenHarper 🇨🇦 681 136 11ms 22 Aug 2025 649th annaproxy 681 157 32ms 11 May 2023 650th saito-ta 🇯🇵 677 87 537ms 23 Oct 2023 651st MeWhenI 🇻🇦 676 147 45ms 17 Feb 2023 652nd mintypython 675 112 16ms 16 Oct 2018 652nd saramaebee 675 112 16ms 18 Oct 2018 652nd taklam 675 112 15ms 4 Jul 2020 652nd igmcdowell 675 112 14ms 4 Jan 2022 656th ReidZ3 🇺🇸 674 165 319ms 13 Dec 2020 657th DialFrost 🇸🇬 672 106 549ms 16 Nov 2024 658th Jiramide 672 133 13ms 7 Feb 2021 659th SirBogman 🇺🇸 669 51 44ms 1 Sep 2022 660th DialFrost 🇸🇬 669 88 3,026ms 7 Oct 2024 661st vmcnabb 🇳🇿 669 113 14ms 6 May 2021 661st targrik 669 113 14ms 24 Feb 2025 663rd sean-niemann 🇺🇸 669 122 3ms 31 Oct 2023 664th clockworknazo 668 114 21ms 20 Feb 2023 665th MichalMarsalek 🇨🇿 667 135 390ms 30 Aug 2022 666th MahlerFive 🇨🇦 667 186 357ms 24 Apr 2020 667th AlephSquirrel 666 55 4ms 8 Nov 2025 668th FlorianCassayre 🇫🇷 666 108 23ms 18 Sep 2023 669th dokutan 666 138 191ms 13 Nov 2025 670th Natanaelel 🇸🇪 666 167 305ms 10 May 2025 671st MeWhenI 🇻🇦 666 271 143ms 29 Nov 2023 672nd alexkunin 664 114 16ms 7 Jul 2019 673rd SirBogman 🇺🇸 663 182 43ms 17 Apr 2022 674th frankgraziano 662 89 3,631ms 16 days ago 675th lionbryce 662 135 10ms 8 Aug 2024 676th RaBa21 🇭🇺 660 109 20ms 12 Jul 2025 677th Yax42 🇫🇷 658 115 15ms 21 Jan 2026 678th Bubbler-4 657 52 41ms 9 Dec 2021 678th DialFrost 🇸🇬 657 52 42ms 1 Feb 2023 680th KasperKivimaeki 🇫🇮 657 137 492ms 7 Nov 2025 681st sean-niemann 🇺🇸 657 153 55ms 11 Jul 2024 682nd Shanethegamer 🇺🇸 656 76 142ms 12 Dec 2021 683rd dvargas46 🇺🇸 655 90 209ms 23 Jan 2023 684th varhammer 🇷🇺 655 121 157ms 13 Dec 2023 685th SB-945 654 110 29ms 7 Apr 2024 685th Troon 654 110 27ms 27 Aug 2025 687th BBoehm 🇩🇪 652 116 12ms 21 Dec 2020 688th dokutan 652 137 12ms 20 Apr 2025 689th hyvyys 647 117 13ms 19 Sep 2020 689th aksyristos 647 117 13ms 2 Nov 2022 691st 386asm 🇺🇸 646 154 44ms 5 May 2023 692nd edsrzf 🇳🇿 645 118 41ms 12 Nov 2025 693rd villfa 645 121 15ms 2 Nov 2018 693rd janbehrens 🇩🇪 645 121 445ms 16 May 2023 695th Shanethegamer 🇺🇸 643 127 4ms 28 May 2025 696th keelimeguy 🇺🇸 642 112 24ms 17 May 2025 697th user189032 641 118 15ms 29 May 2019 698th Shanethegamer 🇺🇸 641 120 21ms 17 Dec 2023 699th SirBogman 🇺🇸 640 101 597ms 20 Jan 2024 700th Yewzir 🇧🇪 640 122 432ms 10 Jun 2024 701st scpchicken 🇵🇼 639 78 215ms 4 May 2022 702nd mrondon8 639 158 613ms 5 Sep 2021 703rd RockOfStone 638 140 11ms 17 Mar 2024 704th unfinishedprogram 636 119 13ms 12 Jul 2024 705th snyderek 🇺🇸 636 158 60ms 9 Nov 2024 706th MeWhenI 🇻🇦 635 101 1,372ms 15 Sep 2025 707th olligobber 🇦🇺 635 175 291ms 21 May 2020 708th jared-hughes 634 141 11ms 16 Apr 2022 709th CaedenHarper 🇨🇦 633 142 159ms 18 Aug 2025 710th MeWhenI 🇻🇦 632 58 6ms 16 Jan 2022 711th stordev 631 114 21ms 26 Feb 2021 711th robin-scragg 631 114 22ms 24 Aug 2025 713th PatrickStephansen 🇿🇦 630 120 24ms 9 Jun 2021 713th stefangabos 🇷🇴 630 120 16ms 13 Sep 2022 715th HumanoidCPU 628 103 466ms 7 Jun 2024 716th janbehrens 🇩🇪 628 160 63ms 18 May 2023 717th Jiramide 628 177 296ms 8 Feb 2021 718th janbehrens 🇩🇪 627 161 549ms 16 May 2023 719th jupj 🇫🇮 623 131 3ms 27 Aug 2022 720th MeWhenI 🇻🇦 621 105 159ms 3 Aug 2024 First Prev 641–720 of 1,490 Next Last