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 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 Continued Fractions 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 Continued Fractions 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 Chars Time Submitted 826th kevinmchung 529 136 28ms 3 Apr 2018 826th jarekwg 529 136 20ms 2 Oct 2020 826th OCNeve 529 136 19ms 18 Jun 2024 826th minhtrancccp 529 136 21ms 25 Nov 2024 830th xkacer 🇨🇿 529 143 20ms 25 Jan 2021 830th trinityy-7 529 143 14ms 17 Mar 2024 832nd elgan65536 528 214 184ms 27 Mar 2024 833rd neihousaigaai 525 137 19ms 6 Oct 2024 834th emgordon154 525 144 17ms 9 Dec 2021 835th adamnielson42 🇺🇸 522 77 46ms 7 Dec 2023 836th hiddicop 🇸🇪 522 92 66ms 1 Feb 2021 836th jared-hughes 522 92 52ms 20 Sep 2022 838th Kibble 522 145 13ms 4 Oct 2020 838th IchBinMichMarkus 522 145 14ms 11 Jul 2023 840th CaedenHarper 🇨🇦 522 373 724ms 22 Aug 2025 841st IISResetMe 521 112 738ms 8 Mar 2024 841st CaedenHarper 🇨🇦 521 112 264ms 22 Aug 2025 843rd zbreit 🇺🇸 521 138 26ms 6 Aug 2020 843rd rschwa6308 🇺🇸 521 138 26ms 6 Aug 2020 843rd StardustGogeta 521 138 26ms 6 Aug 2020 843rd mcjo163 521 138 25ms 2 Sep 2020 847th Stockoh 🇫🇷 517 139 42ms 27 Feb 2024 847th zhaohm14 517 139 19ms 10 Jun 2025 849th goodingc 516 219 163ms 3 Oct 2021 850th CaedenHarper 🇨🇦 514 97 138ms 18 Aug 2025 851st didion0 🇺🇸 514 147 18ms 23 Feb 2021 851st null-tangent 514 147 13ms 11 Sep 2022 853rd blaztoma 🇱🇹 514 174 191ms 13 days ago 854th bwenstar 513 140 19ms 21 Feb 2024 855th jalone87 513 191 97ms 6 Feb 2020 856th jerrandolph 512 242 314ms 8 Nov 2023 857th tatzyr 🇯🇵 511 94 166ms 28 Dec 2024 858th rifatx 510 141 28ms 16 Mar 2023 858th quimey 510 141 20ms 20 Jul 2023 858th CommandLeo 🇮🇹 510 141 20ms 19 mins ago 861st vgamula 🇺🇦 510 247 41ms 27 Jul 2023 862nd ian-h-chamberlain 🇺🇸 508 149 14ms 19 Dec 2019 862nd shreyasminocha 508 149 12ms 2 Aug 2020 862nd xnacly 🇩🇪 508 149 16ms 27 Jun 2023 865th NewDefectus 🇮🇱 506 87 21ms 16 Oct 2021 865th Natanaelel 🇸🇪 506 87 11ms 16 Nov 2021 865th scpchicken 🇵🇼 506 87 20ms 24 Nov 2022 868th Haksell 🇦🇶 506 142 19ms 13 Jun 2020 868th Fishron 506 142 22ms 19 Sep 2022 868th jatloe 506 142 19ms 6 Sep 2024 871st HumanoidCPU 506 245 270ms 26 Aug 2024 872nd neihousaigaai 504 200 368ms 18 May 2021 873rd Brianzhengca 503 143 20ms 5 Feb 2021 873rd TobyBoyne 🇬🇧 503 143 19ms 14 Apr 2022 875th orthoplex 🇨🇽 502 68 48ms 9 Oct 2020 876th JGDoerrer 502 200 406ms 5 Jan 2022 877th celiendonze 🇨🇭 499 144 19ms 14 Apr 2023 877th Bulmenisaurus 499 144 19ms 1 Jul 2024 879th nyoshe 499 163 4ms 25 Jan 2025 880th somebody1234 497 152 13ms 24 Mar 2018 880th tekaireb 497 152 14ms 24 Jul 2021 882nd lmolteno 496 145 27ms 3 Mar 2021 882nd guilhem-roy 🇫🇷 496 145 20ms 7 Mar 2022 882nd frankgraziano 496 145 19ms 24 Apr 2025 882nd TheZwierzLF 🇵🇱 496 145 18ms 21 May 2025 886th masinag 🇮🇹 496 164 4ms 25 Nov 2024 887th JDiLenarda 🇫🇷 496 193 1,469ms 30 Oct 2020 888th StarmaQ 495 181 13ms 7 Feb 2021 889th Stockoh 🇫🇷 494 131 645ms 24 Jun 2024 890th jessegyger 494 153 14ms 7 Nov 2022 891st InigoK 🇺🇸 492 146 22ms 26 Aug 2025 892nd knightry 492 205 353ms 8 Feb 2021 893rd clementblaudeau 489 147 18ms 7 Jun 2021 893rd StefanHabel 🇨🇦 489 147 19ms 31 Dec 2022 893rd yuchuehw 489 147 21ms 3 Jan 2024 893rd Lv0Sys 🇵🇱 489 147 213ms 26 May 2025 897th CaedenHarper 🇨🇦 488 328 1,696ms 12 Oct 2025 898th brimstonetrader 487 228 375ms 27 Mar 2024 899th yokasuretsu 486 148 26ms 21 Apr 2018 899th AgathokakologicalBit 486 148 29ms 3 Aug 2019 First Prev 826–900 of 1,429 Next Last