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 Binary Lambda Calculus Calendar 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 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 Binary Lambda Calculus Calendar 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 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 901st itiievskyi 🇺🇦 559 170 22ms 10 Aug 2020 901st glesnick 559 170 27ms 6 Oct 2022 901st SB-945 559 170 28ms 7 Apr 2024 901st ziselsberger 559 170 32ms 7 Oct 2024 901st croc54 559 170 21ms 13 Jan 2025 906th emgordon154 557 104 7ms 26 Jul 2024 907th emgordon154 557 221 79ms 10 Jun 2025 908th AkashTandon167 556 171 22ms 21 Nov 2020 908th cros107 🇦🇺 556 171 39ms 14 Feb 2024 910th kkoenig 555 228 278ms 13 Sep 2024 911th amollberg 🇸🇪 552 172 27ms 16 Feb 2022 911th mbittner20 552 172 22ms 27 May 2023 911th CutSandstone 552 172 41ms 7 Jul 2024 914th uttumuttu 🇫🇮 551 138 18ms 5 Jan 2022 914th KaleChips22 551 138 18ms 3 Aug 2025 916th Waffle3z 549 105 75ms 22 Jan 2021 917th ludwig-n 549 173 22ms 4 Apr 2020 917th CodeAltF4 549 173 28ms 8 Mar 2022 917th myleopard 549 173 26ms 23 Dec 2022 920th ShiraJoseph 🇺🇸 547 139 17ms 25 Jun 2023 921st UnderKoen 🇳🇱 547 225 87ms 8 Jul 2024 922nd HumanoidCPU 546 144 703ms 7 Jun 2024 923rd ehulinsky 🇺🇸 546 174 22ms 8 May 2023 923rd keelimeguy 🇺🇸 546 174 25ms 17 May 2025 923rd Code-Coder-coder 546 174 26ms 12 Oct 2025 926th mckymsh 543 140 13ms 1 Mar 2022 927th IISResetMe 542 112 783ms 8 Mar 2024 927th CaedenHarper 🇨🇦 542 112 329ms 22 Aug 2025 929th andrewteske 540 176 23ms 28 Nov 2021 929th sciencejiho 540 176 19ms 26 Sep 2024 931st olivermrose 🇺🇸 539 107 106ms 24 Oct 2021 932nd Pale-Vessel 537 177 22ms 18 Dec 2023 933rd nephila-nacrea 🇬🇧 536 108 40ms 17 Jan 2018 934th hrrs01 534 108 64ms 29 Jan 2018 935th lrustand 534 178 28ms 15 Jan 2018 935th alangodfrey 534 178 22ms 7 Feb 2019 935th richard-oelze 🇩🇪 534 178 23ms 7 Mar 2021 935th mossiegoat 534 178 29ms 24 Aug 2025 939th albanian-laundromat 533 122 1,029ms 18 hours ago 940th xkacer 🇨🇿 532 143 19ms 25 Jan 2021 940th trinityy-7 532 143 13ms 17 Mar 2024 942nd elgan65536 532 214 202ms 27 Mar 2024 943rd Bonjour27891 🇻🇳 531 179 23ms 15 Mar 2022 943rd ridingqwerty 🇺🇸 531 179 21ms 26 Feb 2024 945th yzhs 🇩🇪 529 109 44ms 20 Jul 2022 946th ZoDoneRightNow 529 169 35ms 13 Oct 2025 947th emgordon154 528 144 19ms 9 Dec 2021 948th hjcafaroUC 528 180 23ms 9 Aug 2020 948th nullie 528 180 38ms 15 Jun 2022 948th hellwue 528 180 25ms 8 Feb 2023 948th thienudomsrirungruang 528 180 20ms 2 Apr 2024 952nd somebody1234 527 110 43ms 27 Mar 2018 953rd blaztoma 🇱🇹 527 174 191ms 4 days ago 954th lrekowski 525 181 27ms 11 Feb 2021 955th CaedenHarper 🇨🇦 525 373 1,777ms 22 Aug 2025 956th yokasuretsu 524 110 60ms 30 Apr 2018 957th Kibble 524 145 13ms 4 Oct 2020 957th IchBinMichMarkus 524 145 15ms 11 Jul 2023 959th jerrandolph 523 242 330ms 8 Nov 2023 960th goodingc 520 219 177ms 3 Oct 2021 961st Haksell 🇦🇶 519 111 69ms 22 Feb 2023 962nd zuparnowa 519 183 28ms 11 Feb 2019 962nd henrytranter 519 183 28ms 20 Sep 2019 962nd argusdusty 🇺🇸 519 183 28ms 31 Dec 2020 962nd 4ndyJ 🇬🇧 519 183 20ms 6 Mar 2023 962nd JunkIce 519 183 28ms 9 Oct 2024 962nd Flekay 🇩🇪 519 183 34ms 10 Jul 2025 968th nyoshe 518 163 4ms 25 Jan 2025 969th didion0 🇺🇸 517 147 17ms 23 Feb 2021 969th null-tangent 517 147 13ms 11 Sep 2022 971st emgordon154 516 156 158ms 13 Dec 2024 972nd joshmoody24 516 184 25ms 4 Mar 2022 972nd jumpingtj 516 184 30ms 9 Mar 2025 974th jalone87 516 191 97ms 6 Feb 2020 975th HumanoidCPU 516 245 270ms 26 Aug 2024 First Prev 901–975 of 1,405 Next Last