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Roman to Arabic in all languages in bytes. 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 Bytes Time Submitted 901st ian-odonnell 590 129 16ms 9 Mar 2018 901st JohnSBarden 590 129 20ms 9 Nov 2021 903rd CaedenHarper 🇨🇦 590 144 4ms 16 Nov 2025 904th mtirado1 590 153 6ms 18 Apr 2023 905th hardlyBearable 590 161 26ms 11 May 2019 905th Psirving 590 161 19ms 1 Aug 2020 905th SniperSmiley 🇺🇸 590 161 21ms 25 Jun 2022 905th GulgDev 590 161 24ms 21 Mar 2023 909th KatieLG 🇬🇧 588 168 779ms 15 Jan 2023 910th ian-h-chamberlain 🇺🇸 588 194 161ms 6 Jan 2020 911th TheZwierzLF 🇵🇱 587 134 1,163ms 22 Nov 2025 912th msrawson 587 162 22ms 15 Aug 2018 913th Natanaelel 🇸🇪 586 145 4ms 16 Feb 2026 914th omurakazuaki 🇯🇵 585 130 18ms 16 Feb 2021 915th MeWhenI 🇻🇦 585 168 2,021ms 16 Jun 2023 916th SirBogman 🇺🇸 585 403 81ms 23 Nov 2022 917th fgrosshans 🇫🇷 583 163 22ms 10 Jun 2024 917th Papushkado 583 163 21ms 10 Nov 2025 919th emgordon154 583 336 1,327ms 6 Nov 2025 920th madex 🇩🇪 582 160 190ms 14 Mar 2026 921st frankgraziano 582 173 23ms 24 Feb 2026 922nd p01 581 131 16ms 7 Feb 2018 922nd Florian-Mt 581 131 20ms 23 Oct 2023 924th PaulTaykalo 581 170 120ms 24 Sep 2020 925th CaedenHarper 🇨🇦 580 136 9ms 22 Aug 2025 926th wrhm 580 164 26ms 12 Dec 2020 926th zlee1 580 164 20ms 30 Apr 2021 926th hymanimy 580 164 22ms 8 Jan 2022 929th phdphil 579 107 280ms 22 Apr 2018 930th djeedjay 🇳🇱 578 147 3ms 6 Sep 2021 931st DanielRHolland 577 194 359ms 12 Nov 2020 932nd Bodo171 576 165 20ms 5 Dec 2022 933rd Yewzir 🇧🇪 575 139 131ms 9 Jun 2024 934th markus-rekdal 573 166 22ms 28 May 2019 934th ay2718 573 166 22ms 17 Jul 2019 934th andre-lameirinhas 🇵🇹 573 166 23ms 4 Sep 2020 934th kenny14231 573 166 22ms 5 Aug 2022 934th KiwiLT 573 166 22ms 22 Nov 2022 934th FlorianCassayre 🇫🇷 573 166 24ms 29 Jan 2023 934th AdamMorris377 573 166 18ms 7 Sep 2024 941st DaCuteRaccoon 572 133 14ms 8 Dec 2022 942nd Sciman101 571 158 6ms 16 May 2023 943rd CaedenHarper 🇨🇦 571 173 770ms 22 Aug 2025 944th janbehrens 🇩🇪 570 105 2,700ms 18 May 2023 945th BrenSchaap 569 167 22ms 21 Oct 2021 945th petroselo 569 167 23ms 29 Dec 2021 947th CaedenHarper 🇨🇦 569 181 66ms 16 Nov 2025 948th alexsave 568 134 19ms 14 Jan 2026 949th annaproxy 568 197 327ms 23 Feb 2023 950th Jacob385 567 181 564ms 28 Oct 2025 951st cingulataluke 566 168 23ms 30 Aug 2023 951st RaBa21 🇭🇺 566 168 19ms 12 Jul 2025 951st zgialor-lab 566 168 20ms 9 days ago 954th melven 566 215 42ms 16 Oct 2025 955th XenThe 🇬🇧 563 135 13ms 12 Jun 2025 956th TheAristos 563 169 20ms 1 Nov 2019 956th mishak-sys 563 169 18ms 9 Sep 2025 958th BambooleanLogic 🇸🇪 559 136 24ms 3 Nov 2022 959th itiievskyi 🇺🇦 559 170 24ms 10 Aug 2020 959th glesnick 559 170 21ms 6 Oct 2022 959th SB-945 559 170 27ms 7 Apr 2024 959th ziselsberger 559 170 28ms 7 Oct 2024 959th croc54 559 170 20ms 13 Jan 2025 964th emgordon154 558 104 7ms 26 Jul 2024 965th emgordon154 557 221 109ms 10 Jun 2025 966th AkashTandon167 556 171 22ms 21 Nov 2020 966th cros107 🇦🇺 556 171 37ms 14 Feb 2024 968th kkoenig 555 228 343ms 13 Sep 2024 969th amollberg 🇸🇪 553 172 26ms 16 Feb 2022 969th mbittner20 553 172 21ms 27 May 2023 969th CutSandstone 553 172 32ms 7 Jul 2024 972nd uttumuttu 🇫🇮 551 138 22ms 5 Jan 2022 972nd KaleChips22 551 138 22ms 3 Aug 2025 974th ludwig-n 550 173 22ms 4 Apr 2020 974th CodeAltF4 550 173 25ms 8 Mar 2022 974th myleopard 550 173 19ms 23 Dec 2022 977th Waffle3z 549 105 83ms 22 Jan 2021 978th ShiraJoseph 🇺🇸 547 139 18ms 25 Jun 2023 979th HumanoidCPU 547 144 615ms 7 Jun 2024 980th UnderKoen 🇳🇱 547 225 124ms 8 Jul 2024 981st ehulinsky 🇺🇸 546 174 24ms 8 May 2023 981st keelimeguy 🇺🇸 546 174 26ms 17 May 2025 981st Code-Coder-coder 546 174 23ms 12 Oct 2025 984th IISResetMe 543 112 839ms 8 Mar 2024 984th CaedenHarper 🇨🇦 543 112 347ms 22 Aug 2025 986th mckymsh 543 140 18ms 1 Mar 2022 987th andrewteske 540 176 24ms 28 Nov 2021 987th sciencejiho 540 176 19ms 26 Sep 2024 989th olivermrose 🇺🇸 539 107 76ms 24 Oct 2021 990th nephila-nacrea 🇬🇧 537 108 27ms 17 Jan 2018 991st blaztoma 🇱🇹 537 174 193ms 9 Nov 2025 992nd Pale-Vessel 537 177 22ms 18 Dec 2023 993rd hrrs01 534 108 50ms 29 Jan 2018 994th albanian-laundromat 🇺🇸 534 122 1,072ms 13 Nov 2025 995th lrustand 534 178 25ms 15 Jan 2018 995th alangodfrey 534 178 22ms 7 Feb 2019 995th richard-oelze 🇩🇪 534 178 27ms 7 Mar 2021 995th robin-scragg 534 178 22ms 24 Aug 2025 999th elgan65536 🇺🇸 533 214 170ms 27 Mar 2024 1,000th xkacer 🇨🇿 532 143 20ms 25 Jan 2021 First Prev 901–1,000 of 1,531 Next Last