Roman to Arabic in all languages in chars. 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 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii 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 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 Groovy Harbour Hare Haxe Hush Hy iogii 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 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 824th yuchuehw 489 147 3 Jan 2024 824th Lv0Sys 🇵🇱 489 147 26 May 2025 828th brimstonetrader 487 228 27 Mar 2024 829th yokasuretsu 485 148 21 Apr 2018 829th AgathokakologicalBit 485 148 3 Aug 2019 829th TaserTheFox 🇺🇸 485 148 8 May 2023 829th adamnielson42 🇺🇸 485 148 8 Aug 2023 829th jtaxen 485 148 28 Apr 2024 829th o0BlackDragon0o 485 148 8 Sep 2024 829th Bombalech 485 148 8 Sep 2024 836th b10011 🇫🇮 482 149 12 Jun 2023 837th Natanaelel 🇸🇪 481 71 16 Nov 2021 837th 4hg 🇺🇸 481 71 19 Jun 2024 839th postie77 481 162 16 Mar 2023 840th alphafalfa 479 131 39 hours ago 841st sambirnbaum1 479 150 6 Sep 2019 841st MaxElf999 479 150 20 Oct 2022 841st nstearns96 🇬🇧 479 150 8 Dec 2022 841st Florian-Mt 479 150 14 Nov 2023 845th bac0id 479 209 11 Jan 2025 846th pranaygp 478 158 13 May 2020 847th ian-h-chamberlain 🇺🇸 476 151 17 Dec 2019 847th qwjhvbxi 476 151 7 Feb 2024 849th olleicua 🇺🇸 475 101 25 Feb 2025 850th SpareManiKatti 475 159 11 Sep 2021 851st galloj 🇨🇿 473 152 10 Jan 2023 852nd tailorspy 472 212 13 Sep 2024 853rd myfatemi04 470 153 10 Jan 2018 853rd jhpaques 🇫🇷 470 153 28 Jul 2022 855th cafehaine 🇫🇷 470 190 27 Apr 2022 856th jared-hughes 470 213 3 Aug 2022 857th neel11235813 470 268 27 Dec 2022 858th Jm-Fox 469 161 22 Feb 2020 859th Ripick 468 191 11 Jul 2024 860th RDShah 467 154 31 Jan 2020 860th dzshn 467 154 9 Jun 2021 860th bbakersmith 467 154 28 Jun 2022 860th aksyristos 467 154 8 Mar 2023 860th tobyLovick 467 154 7 Dec 2023 860th EnTerr 467 154 25 Aug 2024 866th dzhang314 464 155 14 Aug 2019 866th za3k 464 155 11 Oct 2022 866th r-benson 🇬🇧 464 155 1 Feb 2023 866th Hortaros 464 155 14 Apr 2023 866th Pyroan 464 155 22 Feb 2025 871st MiffOttah 462 169 21 Nov 2021 872nd edsrzf 🇳🇿 462 268 27 Sep 2024 873rd GrayJoKing 🇦🇺 462 337 25 Jul 2020 874th G33kDude 461 156 20 Mar 2019 874th cellobix 461 156 15 Aug 2019 874th BREMAUCY 🇫🇷 461 156 2 Jan 2024 874th hiichbindermax 461 156 15 Sep 2024 878th ian-h-chamberlain 🇺🇸 461 175 17 Dec 2019 879th mrmena 🇦🇺 461 219 10 Jun 2024 880th joll05 🇸🇪 459 170 21 Nov 2021 881st c0d3-4-F00d 🇩🇪 459 176 19 Apr 2022 882nd tpaxman 🇨🇦 458 157 2 Dec 2020 883rd Waffle3z 457 105 22 Jan 2021 884th yzhs 🇩🇪 455 75 7 Jun 2022 885th weeble 455 131 1 Jul 2025 886th InigoK 🇺🇸 455 158 31 May 2023 887th lukasmoellerch 455 166 5 Oct 2019 887th stellartux 455 166 27 Dec 2023 887th Protothor 455 166 9 Jun 2025 890th jared-hughes 454 178 3 Aug 2022 891st weliveinhell 🇭🇹 453 167 15 Jan 2024 891st madeforlosers 453 167 12 Sep 2024 893rd boxjelly 453 245 6 Jan 2021 894th KevinMarquette 🇺🇸 452 129 17 Apr 2023 895th zdzc 452 159 10 Jul 2018 895th rzhade3 452 159 1 Jul 2021 895th NicoAdams 452 159 21 Nov 2021 895th rowboat1 452 159 18 Jun 2022 899th Szum123321 🇵🇱 451 179 29 Nov 2023 900th tomh1012 450 168 20 Sep 2020 Prev 826–900 of 1,311 Next