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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time 826th didion0 🇺🇸 514 147 23 Feb 2021 826th null-tangent 514 147 11 Sep 2022 828th bwenstar 513 140 21 Feb 2024 829th jalone87 512 191 6 Feb 2020 830th jerrandolph 512 242 8 Nov 2023 831st tatzyr 🇯🇵 511 94 28 Dec 2024 832nd rifatx 510 141 16 Mar 2023 832nd quimey 510 141 20 Jul 2023 834th vgamula 🇺🇦 510 247 27 Jul 2023 835th ian-h-chamberlain 🇺🇸 507 149 19 Dec 2019 835th shreyasminocha 507 149 2 Aug 2020 835th xnacly 🇩🇪 507 149 27 Jun 2023 838th Haksell 🇦🇶 506 142 13 Jun 2020 838th Fishron 506 142 19 Sep 2022 838th jatloe 506 142 6 Sep 2024 841st HumanoidCPU 506 245 26 Aug 2024 842nd NewDefectus 🇮🇱 505 87 16 Oct 2021 842nd Natanaelel 🇸🇪 505 87 16 Nov 2021 842nd scpchicken 🇵🇼 505 87 24 Nov 2022 845th neihousaigaai 504 200 18 May 2021 846th orthoplex 🇨🇽 502 68 9 Oct 2020 847th Brianzhengca 502 143 5 Feb 2021 847th TobyBoyne 🇬🇧 502 143 14 Apr 2022 849th JGDoerrer 502 200 5 Jan 2022 850th celiendonze 🇨🇭 499 144 14 Apr 2023 850th Bulmenisaurus 499 144 1 Jul 2024 852nd somebody1234 497 152 24 Mar 2018 852nd tekaireb 497 152 24 Jul 2021 854th lmolteno 496 145 3 Mar 2021 854th guilhem-roy 🇫🇷 496 145 7 Mar 2022 854th frankgraziano 496 145 24 Apr 2025 854th TheZwierzLF 🇵🇱 496 145 21 May 2025 858th nyoshe 496 163 25 Jan 2025 859th JDiLenarda 🇫🇷 496 193 30 Oct 2020 860th StarmaQ 495 181 7 Feb 2021 861st jessegyger 494 153 7 Nov 2022 862nd Stockoh 🇫🇷 493 131 24 Jun 2024 863rd masinag 🇮🇹 493 164 25 Nov 2024 864th InigoK 🇺🇸 492 146 26 Aug 2025 865th knightry 491 205 8 Feb 2021 866th clementblaudeau 489 147 7 Jun 2021 866th StefanHabel 🇨🇦 489 147 31 Dec 2022 866th yuchuehw 489 147 3 Jan 2024 866th Lv0Sys 🇵🇱 489 147 26 May 2025 870th brimstonetrader 487 228 27 Mar 2024 871st yokasuretsu 486 148 21 Apr 2018 871st AgathokakologicalBit 486 148 3 Aug 2019 871st TaserTheFox 🇺🇸 486 148 8 May 2023 871st adamnielson42 🇺🇸 486 148 8 Aug 2023 871st jtaxen 486 148 28 Apr 2024 871st o0BlackDragon0o 486 148 8 Sep 2024 871st Bombalech 486 148 8 Sep 2024 878th b10011 🇫🇮 482 149 12 Jun 2023 879th postie77 482 162 16 Mar 2023 880th Natanaelel 🇸🇪 481 71 16 Nov 2021 880th 4hg 🇺🇸 481 71 19 Jun 2024 882nd bac0id 480 209 11 Jan 2025 883rd alphafalfa 479 131 1 Aug 2025 884th sambirnbaum1 479 150 6 Sep 2019 884th MaxElf999 479 150 20 Oct 2022 884th nstearns96 🇬🇧 479 150 8 Dec 2022 884th Florian-Mt 479 150 14 Nov 2023 888th pranaygp 479 158 13 May 2020 889th Jacob385 477 211 13 Nov 2024 890th ian-h-chamberlain 🇺🇸 476 151 17 Dec 2019 890th qwjhvbxi 476 151 7 Feb 2024 892nd SpareManiKatti 476 159 11 Sep 2021 892nd blaztoma 🇱🇹 476 159 20 days ago 894th olleicua 🇺🇸 475 101 25 Feb 2025 895th galloj 🇨🇿 473 152 10 Jan 2023 896th tailorspy 473 212 13 Sep 2024 897th CaedenHarper 🇨🇦 472 330 23 days ago 898th cafehaine 🇫🇷 471 190 27 Apr 2022 899th jared-hughes 471 213 3 Aug 2022 900th baumpilz 471 214 20 Jan 2021 First Prev 826–900 of 1,360 Next Last