Roman to Arabic in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 526th Yewzir 🇧🇪 773 139 6ms 9 Jun 2024 527th rowechenzhong 772 123 19ms 25 Mar 2020 527th giacomogallina 772 123 28ms 21 May 2020 527th MichalMarsalek 🇨🇿 772 123 27ms 9 Oct 2022 530th namelessiw 770 133 429ms 8 Oct 2025 531st Shanethegamer 🇺🇸 769 79 504ms 31 Oct 2023 531st dcgjb 769 79 650ms 16 May 2024 533rd MeWhenI 🇻🇦 767 118 519ms 4 Mar 2022 534th SirBogman 🇺🇸 766 49 6ms 16 Nov 2023 535th MeWhenI 🇻🇦 766 105 149ms 3 Aug 2024 536th MeWhenI 🇻🇦 766 117 147ms 17 Nov 2022 537th CaedenHarper 🇨🇦 764 83 957ms 18 Aug 2025 538th CaedenHarper 🇨🇦 764 149 152ms 22 Aug 2025 539th CaedenHarper 🇨🇦 762 119 342ms 18 Aug 2025 540th sean-niemann 🇺🇸 761 81 531ms 7 May 2022 541st primo-ppcg 🇹🇭 761 107 96ms 12 Feb 2022 542nd Yewzir 🇧🇪 760 100 16ms 9 Jun 2024 543rd davecame 760 125 23ms 14 Sep 2023 544th primo-ppcg 🇹🇭 759 106 358ms 10 Apr 2025 545th primo-ppcg 🇹🇭 759 130 160ms 14 Feb 2020 546th ovs-code 🇩🇪 758 128 22ms 4 Feb 2023 547th Yewzir 🇧🇪 756 135 12ms 9 Jun 2024 548th MeWhenI 🇻🇦 756 136 65ms 10 Apr 2024 549th janbehrens 🇩🇪 755 105 2,777ms 18 May 2023 550th MeWhenI 🇻🇦 754 108 63ms 30 Oct 2023 551st vishwathg 754 126 31ms 2 Feb 2023 552nd MeWhenI 🇻🇦 752 77 9ms 16 Apr 2023 552nd janbehrens 🇩🇪 752 77 9ms 18 May 2023 554th sean-niemann 🇺🇸 752 107 425ms 31 Oct 2023 555th MeWhenI 🇻🇦 752 119 76ms 12 Dec 2023 556th Feniske 🇫🇷 750 81 2,793ms 26 Nov 2023 557th inventshah 750 85 11ms 15 Nov 2022 558th primo-ppcg 🇹🇭 750 121 368ms 17 Apr 2022 559th CaedenHarper 🇨🇦 750 136 11ms 22 Aug 2025 560th MeWhenI 🇻🇦 749 112 10ms 23 May 2023 561st marcin7Cd 748 127 29ms 28 Sep 2019 561st annaproxy 748 127 20ms 9 May 2022 561st commandblockguy 🇺🇸 748 127 26ms 21 May 2023 564th CaedenHarper 🇨🇦 747 120 776ms 17 Aug 2025 565th Shanethegamer 🇺🇸 745 120 18ms 17 Dec 2023 566th janbehrens 🇩🇪 743 106 7ms 2 Jul 2023 566th Shanethegamer 🇺🇸 743 106 7ms 2 Jul 2023 568th janbehrens 🇩🇪 742 122 472ms 18 May 2023 569th daedals 742 128 24ms 31 May 2019 569th Indivicivet 742 128 26ms 26 Oct 2021 569th mathb0y512 742 128 22ms 11 Jan 2024 569th mathisfun271 742 128 54ms 13 Feb 2024 569th moustave 742 128 24ms 7 Apr 2025 574th jared-hughes 742 245 131ms 6 Jul 2024 575th MeWhenI 🇻🇦 740 131 45ms 2 Oct 2022 575th dokutan 740 131 10ms 29 Apr 2025 577th SirBogman 🇺🇸 739 78 55ms 20 Mar 2022 577th CaedenHarper 🇨🇦 739 78 60ms 18 Aug 2025 579th Maznek 738 103 17ms 28 Jun 2023 580th Attero 🇸🇪 737 129 25ms 13 Oct 2020 580th jared-hughes 737 129 20ms 2 Oct 2021 580th ahmetdemirag 🇨🇾 737 129 24ms 4 Jul 2024 583rd kg583 🇺🇸 736 114 15ms 28 Sep 2025 584th JRaspass 🇬🇧 735 132 10ms 1 Oct 2022 585th AlephSquirrel 734 138 5ms 29 Jul 2023 586th MeWhenI 🇻🇦 733 100 4,296ms 24 Oct 2024 587th prplz 🇦🇺 732 83 1,043ms 17 Jun 2020 588th prplz 🇦🇺 731 104 14ms 5 Oct 2020 588th CaedenHarper 🇨🇦 731 104 14ms 17 Aug 2025 590th sultan 731 130 43ms 1 Mar 2024 590th Bmrl7 731 130 23ms 7 Mar 2024 592nd treeowl 731 153 352ms 25 Feb 2019 593rd SirBogman 🇺🇸 729 85 275ms 5 Oct 2020 594th Yewzir 🇧🇪 729 123 177ms 9 Jun 2024 595th GrayJoKing 🇦🇺 728 61 59ms 23 Oct 2020 596th lifthrasiir 🇰🇷 728 108 620ms 2 Dec 2024 597th Lydxn 🇨🇦 726 141 386ms 30 Jun 2021 597th ScottHamper 726 141 558ms 1 Jul 2021 599th laikoni 726 154 393ms 23 Feb 2019 600th CaedenHarper 🇨🇦 725 85 284ms 22 Aug 2025 First Prev 526–600 of 1,383 Next Last