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 Rectangle Fill 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 799th davecame 575 125 23ms 14 Sep 2023 802nd madex 🇩🇪 575 142 3ms 20 hours ago 803rd frankgraziano 575 173 24ms 19 days ago 804th CaedenHarper 🇨🇦 574 136 8ms 22 Aug 2025 805th CaedenHarper 🇨🇦 573 124 2,542ms 18 Aug 2025 806th alexsave 573 132 19ms 14 Jan 2026 807th DanielRHolland 573 194 359ms 12 Nov 2020 808th MeWhenI 🇻🇦 572 77 6ms 16 Apr 2023 808th janbehrens 🇩🇪 572 77 6ms 18 May 2023 810th Indivicivet 571 126 20ms 26 Oct 2021 810th vishwathg 571 126 26ms 2 Feb 2023 812th DaCuteRaccoon 569 133 14ms 8 Dec 2022 813th Yewzir 🇧🇪 569 139 143ms 9 Jun 2024 814th MeWhenI 🇻🇦 569 168 1,886ms 16 Jun 2023 815th commandz0 🇺🇸 567 114 537ms 1 Sep 2025 816th CaedenHarper 🇨🇦 567 144 4ms 16 Nov 2025 817th marcin7Cd 566 127 20ms 28 Sep 2019 818th Sciman101 566 158 6ms 16 May 2023 819th CaedenHarper 🇨🇦 566 173 746ms 22 Aug 2025 820th annaproxy 564 197 327ms 23 Feb 2023 821st Natanaelel 🇸🇪 563 145 4ms 27 days ago 822nd daedals 562 128 19ms 31 May 2019 822nd mathb0y512 562 128 21ms 11 Jan 2024 822nd mathisfun271 562 128 44ms 13 Feb 2024 822nd moustave 562 128 19ms 7 Apr 2025 826th janbehrens 🇩🇪 561 105 2,700ms 18 May 2023 827th melven 561 215 42ms 16 Oct 2025 828th GrayJoKing 🇦🇺 560 61 41ms 23 Oct 2020 829th HumanoidCPU 560 135 17ms 8 Jun 2024 830th Jacob385 558 181 388ms 28 Oct 2025 831st CaedenHarper 🇨🇦 557 117 164ms 17 Aug 2025 832nd jared-hughes 557 129 21ms 2 Oct 2021 832nd ahmetdemirag 🇨🇾 557 129 21ms 4 Jul 2024 834th BambooleanLogic 🇸🇪 556 136 18ms 3 Nov 2022 835th djeedjay 🇳🇱 555 147 3ms 6 Sep 2021 836th CaedenHarper 🇨🇦 555 181 72ms 16 Nov 2025 837th JunkIce 553 117 462ms 3 Dec 2024 838th Bmrl7 553 130 21ms 7 Mar 2024 839th emgordon154 552 221 114ms 10 Jun 2025 840th lynn 551 62 42ms 24 Oct 2021 841st Anonymousellama21 549 131 22ms 16 May 2024 842nd uttumuttu 🇫🇮 548 138 17ms 5 Jan 2022 842nd KaleChips22 548 138 14ms 3 Aug 2025 844th joll05 🇸🇪 545 132 22ms 20 Aug 2020 844th SnowballSH 545 132 28ms 3 Feb 2021 844th jeff-at-tamer-dot-codes 🇺🇸 545 132 23ms 25 Mar 2024 847th ShiraJoseph 🇺🇸 544 139 26ms 25 Jun 2023 848th kkoenig 544 228 317ms 13 Sep 2024 849th UnderKoen 🇳🇱 542 225 129ms 8 Jul 2024 850th tkwa 541 133 21ms 4 Dec 2018 850th fourth-bit 541 133 42ms 13 Jul 2023 852nd mckymsh 540 140 17ms 1 Mar 2022 853rd relet 537 134 21ms 8 Aug 2018 854th phdphil 536 93 179ms 22 Apr 2018 855th bstrautin 535 109 4,026ms 26 Jul 2020 856th jared-hughes 533 64 43ms 17 Apr 2022 857th suwat513 533 135 43ms 15 Sep 2022 858th kevinmchung 529 136 28ms 3 Apr 2018 858th jarekwg 529 136 19ms 2 Oct 2020 858th OCNeve 529 136 20ms 18 Jun 2024 858th minhtrancccp 529 136 21ms 25 Nov 2024 862nd xkacer 🇨🇿 529 143 16ms 25 Jan 2021 862nd trinityy-7 529 143 15ms 17 Mar 2024 864th elgan65536 🇺🇸 528 214 184ms 27 Mar 2024 865th neihousaigaai 525 137 21ms 6 Oct 2024 866th emgordon154 525 144 18ms 9 Dec 2021 867th adamnielson42 🇺🇸 522 77 36ms 7 Dec 2023 868th hiddicop 🇸🇪 522 92 50ms 1 Feb 2021 868th jared-hughes 522 92 47ms 20 Sep 2022 870th Kibble 522 145 14ms 4 Oct 2020 870th IchBinMichMarkus 522 145 16ms 11 Jul 2023 872nd CaedenHarper 🇨🇦 522 373 1,536ms 22 Aug 2025 873rd IISResetMe 521 112 804ms 8 Mar 2024 873rd CaedenHarper 🇨🇦 521 112 316ms 22 Aug 2025 875th zbreit 🇺🇸 521 138 24ms 6 Aug 2020 875th rschwa6308 🇺🇸 521 138 26ms 6 Aug 2020 875th StardustGogeta 521 138 27ms 6 Aug 2020 875th mcjo163 521 138 27ms 2 Sep 2020 879th h3ra993huskp 🇯🇵 521 194 661ms 30 Nov 2025 880th blaztoma 🇱🇹 518 174 204ms 9 Nov 2025 First Prev 801–880 of 1,504 Next Last