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 Gray Code Decoder Gray Code Encoder 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 Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 801st emgordon154 580 336 1,614ms 6 Nov 2025 802nd not-a-pokemon 579 141 4ms 9 Sep 2025 803rd p01 577 131 16ms 7 Feb 2018 803rd Florian-Mt 577 131 16ms 23 Oct 2023 805th JRaspass 🇬🇧 577 132 10ms 1 Oct 2022 806th madex 🇩🇪 576 160 190ms 19 days ago 807th PaulTaykalo 576 170 120ms 24 Sep 2020 808th annaproxy 575 125 20ms 9 May 2022 808th commandz0 🇺🇸 575 125 21ms 21 May 2023 808th davecame 575 125 23ms 14 Sep 2023 811th madex 🇩🇪 575 142 3ms 19 days ago 812th frankgraziano 575 173 22ms 24 Feb 2026 813th CaedenHarper 🇨🇦 574 136 8ms 22 Aug 2025 814th vang1ong7ang 574 198 169ms 3 hours ago 815th CaedenHarper 🇨🇦 573 124 2,794ms 18 Aug 2025 816th alexsave 573 132 21ms 14 Jan 2026 817th DanielRHolland 573 194 359ms 12 Nov 2020 818th MeWhenI 🇻🇦 572 77 6ms 16 Apr 2023 818th janbehrens 🇩🇪 572 77 6ms 18 May 2023 820th Indivicivet 571 126 20ms 26 Oct 2021 820th vishwathg 571 126 26ms 2 Feb 2023 822nd DaCuteRaccoon 569 133 14ms 8 Dec 2022 823rd Yewzir 🇧🇪 569 139 143ms 9 Jun 2024 824th MeWhenI 🇻🇦 569 168 1,438ms 16 Jun 2023 825th commandz0 🇺🇸 568 114 537ms 1 Sep 2025 826th CaedenHarper 🇨🇦 567 144 4ms 16 Nov 2025 827th marcin7Cd 566 127 20ms 28 Sep 2019 828th Sciman101 566 158 6ms 16 May 2023 829th CaedenHarper 🇨🇦 566 173 757ms 22 Aug 2025 830th annaproxy 564 197 327ms 23 Feb 2023 831st Natanaelel 🇸🇪 563 145 4ms 16 Feb 2026 832nd daedals 562 128 19ms 31 May 2019 832nd mathb0y512 562 128 21ms 11 Jan 2024 832nd mathisfun271 562 128 44ms 13 Feb 2024 832nd moustave 562 128 19ms 7 Apr 2025 836th janbehrens 🇩🇪 561 105 2,700ms 18 May 2023 837th melven 561 215 42ms 16 Oct 2025 838th GrayJoKing 🇦🇺 560 61 41ms 23 Oct 2020 839th HumanoidCPU 560 135 16ms 8 Jun 2024 840th Jacob385 558 181 388ms 28 Oct 2025 841st CaedenHarper 🇨🇦 557 117 164ms 17 Aug 2025 842nd jared-hughes 557 129 21ms 2 Oct 2021 842nd ahmetdemirag 🇨🇾 557 129 21ms 4 Jul 2024 844th BambooleanLogic 🇸🇪 556 136 18ms 3 Nov 2022 845th djeedjay 🇳🇱 555 147 3ms 6 Sep 2021 846th CaedenHarper 🇨🇦 555 181 68ms 16 Nov 2025 847th JunkIce 553 117 462ms 3 Dec 2024 848th Bmrl7 553 130 21ms 7 Mar 2024 849th emgordon154 552 221 110ms 10 Jun 2025 850th lynn 551 62 42ms 24 Oct 2021 851st Anonymousellama21 549 131 22ms 16 May 2024 852nd uttumuttu 🇫🇮 548 138 20ms 5 Jan 2022 852nd KaleChips22 548 138 13ms 3 Aug 2025 854th joll05 🇸🇪 545 132 22ms 20 Aug 2020 854th SnowballSH 545 132 28ms 3 Feb 2021 854th jeff-at-tamer-dot-codes 🇺🇸 545 132 23ms 25 Mar 2024 857th ShiraJoseph 🇺🇸 544 139 21ms 25 Jun 2023 858th kkoenig 544 228 317ms 13 Sep 2024 859th UnderKoen 🇳🇱 542 225 129ms 8 Jul 2024 860th tkwa 541 133 21ms 4 Dec 2018 860th fourth-bit 541 133 42ms 13 Jul 2023 862nd mckymsh 540 140 15ms 1 Mar 2022 863rd relet 537 134 21ms 8 Aug 2018 864th phdphil 536 93 232ms 22 Apr 2018 865th bstrautin 535 109 3,906ms 26 Jul 2020 866th jared-hughes 533 64 43ms 17 Apr 2022 867th suwat513 533 135 43ms 15 Sep 2022 868th elgan65536 🇺🇸 531 214 196ms 27 Mar 2024 869th kevinmchung 529 136 28ms 3 Apr 2018 869th jarekwg 529 136 19ms 2 Oct 2020 869th OCNeve 529 136 20ms 18 Jun 2024 869th minhtrancccp 529 136 21ms 25 Nov 2024 873rd xkacer 🇨🇿 529 143 18ms 25 Jan 2021 873rd trinityy-7 529 143 15ms 17 Mar 2024 875th neihousaigaai 525 137 21ms 6 Oct 2024 876th emgordon154 525 144 19ms 9 Dec 2021 877th adamnielson42 🇺🇸 522 77 36ms 7 Dec 2023 878th hiddicop 🇸🇪 522 92 55ms 1 Feb 2021 878th jared-hughes 522 92 47ms 20 Sep 2022 880th Kibble 522 145 13ms 4 Oct 2020 First Prev 801–880 of 1,515 Next Last