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 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 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 826th timvermeulen 599 190 155ms 4 Jan 2020 827th not-a-pokemon 598 141 4ms 9 Sep 2025 828th zdzc 598 159 24ms 10 Jul 2018 828th rzhade3 598 159 19ms 1 Jul 2021 828th NicoAdams 598 159 25ms 21 Nov 2021 828th rowboat1 598 159 710ms 18 Jun 2022 832nd avartanii 594 128 19ms 17 Jan 2021 832nd MathisBullinger 594 128 24ms 15 Nov 2021 834th abailey2020 🇺🇸 594 160 21ms 13 Dec 2020 834th Espiobest 594 160 32ms 13 Feb 2021 834th knutae 🇳🇴 594 160 26ms 17 Nov 2021 834th jfallon1997 594 160 25ms 5 Jan 2023 834th AtengChen 594 160 21ms 29 Aug 2024 839th yzhs 🇩🇪 592 75 48ms 7 Jun 2022 840th CaedenHarper 🇨🇦 592 135 135ms 18 Aug 2025 841st CaedenHarper 🇨🇦 591 98 8ms 18 Aug 2025 842nd CaedenHarper 🇨🇦 591 124 2,551ms 18 Aug 2025 843rd emgordon154 591 133 1,221ms 25 Sep 2024 844th mtirado1 590 153 8ms 18 Apr 2023 845th hardlyBearable 590 161 27ms 11 May 2019 845th Psirving 590 161 20ms 1 Aug 2020 845th SniperSmiley 🇺🇸 590 161 20ms 25 Jun 2022 845th GulgDev 590 161 25ms 21 Mar 2023 849th timvermeulen 590 167 100ms 19 Jan 2020 850th ian-odonnell 589 129 12ms 9 Mar 2018 850th JohnSBarden 589 129 13ms 9 Nov 2021 852nd msrawson 587 162 28ms 15 Aug 2018 853rd KatieLG 🇬🇧 587 168 723ms 15 Jan 2023 854th ian-h-chamberlain 🇺🇸 587 194 148ms 6 Jan 2020 855th omurakazuaki 🇯🇵 585 130 13ms 16 Feb 2021 856th MeWhenI 🇻🇦 585 168 1,301ms 16 Jun 2023 857th SirBogman 🇺🇸 585 403 77ms 23 Nov 2022 858th fgrosshans 🇫🇷 583 163 26ms 10 Jun 2024 859th emgordon154 583 336 1,075ms 2 days ago 860th p01 580 131 13ms 7 Feb 2018 860th Florian-Mt 580 131 12ms 23 Oct 2023 862nd PaulTaykalo 580 170 109ms 24 Sep 2020 863rd phdphil 579 107 156ms 22 Apr 2018 864th CaedenHarper 🇨🇦 579 136 8ms 22 Aug 2025 865th wrhm 579 164 32ms 12 Dec 2020 865th zlee1 579 164 28ms 30 Apr 2021 865th hymanimy 579 164 28ms 8 Jan 2022 868th CaedenHarper 🇨🇦 578 146 4ms 17 Aug 2025 869th DanielRHolland 577 194 339ms 12 Nov 2020 870th Bodo171 576 165 20ms 5 Dec 2022 870th snoozingnewt 🇺🇸 576 165 20ms 18 Oct 2023 872nd Yewzir 🇧🇪 575 139 107ms 9 Jun 2024 873rd djeedjay 🇳🇱 574 147 4ms 6 Sep 2021 874th DaCuteRaccoon 572 133 12ms 8 Dec 2022 874th Lv0Sys 🇵🇱 572 133 17ms 26 May 2025 876th Sciman101 572 158 6ms 16 May 2023 877th markus-rekdal 572 166 21ms 28 May 2019 877th ay2718 572 166 22ms 17 Jul 2019 877th andre-lameirinhas 🇵🇹 572 166 24ms 4 Sep 2020 877th kenny14231 572 166 23ms 5 Aug 2022 877th KiwiLT 572 166 19ms 22 Nov 2022 877th FlorianCassayre 🇫🇷 572 166 32ms 29 Jan 2023 877th AdamMorris377 572 166 17ms 7 Sep 2024 884th CaedenHarper 🇨🇦 570 173 705ms 22 Aug 2025 885th BrenSchaap 569 167 21ms 21 Oct 2021 885th petroselo 569 167 26ms 29 Dec 2021 887th annaproxy 568 197 359ms 23 Feb 2023 888th cingulataluke 566 168 28ms 30 Aug 2023 888th RaBa21 🇭🇺 566 168 18ms 12 Jul 2025 890th Jacob385 566 181 398ms 12 days ago 891st melven 566 215 48ms 23 days ago 892nd XenThe 🇬🇧 563 135 11ms 12 Jun 2025 893rd CaedenHarper 🇨🇦 562 141 3,281ms 17 Aug 2025 894th TheAristos 562 169 26ms 1 Nov 2019 894th mishak-sys 562 169 20ms 9 Sep 2025 896th CaedenHarper 🇨🇦 562 183 61ms 17 Aug 2025 897th BambooleanLogic 🇸🇪 559 136 17ms 3 Nov 2022 898th itiievskyi 🇺🇦 559 170 22ms 10 Aug 2020 898th glesnick 559 170 27ms 6 Oct 2022 898th SB-945 559 170 28ms 7 Apr 2024 First Prev 826–900 of 1,398 Next Last
