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 601st andersk 🇺🇸 698 162 158ms 18 Mar 2020 602nd CaedenHarper 🇨🇦 695 85 284ms 22 Aug 2025 603rd emgordon154 695 93 477ms 24 Sep 2024 604th primo-ppcg 🇹🇭 695 145 377ms 1 Jun 2020 605th CaedenHarper 🇨🇦 695 160 284ms 22 Aug 2025 606th SirBogman 🇺🇸 694 84 3,572ms 18 May 2024 607th ovs-code 🇩🇪 694 86 21ms 4 Oct 2024 608th DialFrost 🇸🇬 694 94 151ms 4 Aug 2024 609th jake-freeman 694 109 14ms 13 May 2020 609th ArmaanAS 694 109 15ms 7 Mar 2021 609th voytxt 🇨🇿 694 109 15ms 12 Jul 2024 612th m-tkach 🇺🇦 694 117 4ms 21 Jan 2022 613th CaedenHarper 🇨🇦 694 129 7ms 22 Aug 2025 614th NewDefectus 🇮🇱 691 104 19ms 16 Oct 2021 615th emgordon154 691 111 2,910ms 13 Dec 2024 616th Shanethegamer 🇺🇸 691 113 412ms 31 Oct 2023 617th stefangimmillaro 689 113 7ms 7 Nov 2023 618th retrohun 688 114 1,944ms 16 Aug 2025 619th Shanethegamer 🇺🇸 688 146 2,321ms 9 Jan 2022 619th Yewzir 🇧🇪 688 146 57ms 10 Jun 2024 621st helbling 🇨🇭 687 110 21ms 3 Sep 2025 622nd lynn 687 117 90ms 30 Nov 2021 623rd rucin93 🇵🇱 686 95 143ms 31 Oct 2024 624th Yewzir 🇧🇪 686 135 10ms 9 Jun 2024 625th yzhs 🇩🇪 686 162 294ms 25 Jul 2021 626th yzhs 🇩🇪 685 105 21ms 25 Oct 2020 626th Espiobest 685 105 20ms 26 Feb 2021 626th mokymok 🇺🇸 685 105 20ms 27 Sep 2021 629th Yewzir 🇧🇪 685 130 390ms 5 days ago 630th Natanaelel 🇸🇪 683 73 171ms 16 Feb 2023 631st XenThe 🇬🇧 681 111 12ms 1 Jul 2025 632nd CaedenHarper 🇨🇦 681 136 11ms 22 Aug 2025 633rd annaproxy 681 157 37ms 11 May 2023 634th mintypython 675 112 14ms 16 Oct 2018 634th saramaebee 675 112 16ms 18 Oct 2018 634th taklam 675 112 13ms 4 Jul 2020 634th igmcdowell 675 112 15ms 4 Jan 2022 638th Jiramide 674 133 14ms 7 Feb 2021 639th ReidZ3 🇺🇸 674 165 441ms 13 Dec 2020 640th MeWhenI 🇻🇦 673 147 52ms 17 Feb 2023 641st DialFrost 🇸🇬 672 106 550ms 16 Nov 2024 642nd SirBogman 🇺🇸 669 51 53ms 1 Sep 2022 643rd vmcnabb 🇳🇿 669 113 13ms 6 May 2021 643rd targrik 669 113 14ms 24 Feb 2025 645th clockworknazo 668 114 23ms 20 Feb 2023 646th MahlerFive 🇨🇦 667 186 316ms 24 Apr 2020 647th AlephSquirrel 666 55 4ms 12 days ago 648th sean-niemann 🇺🇸 666 122 3ms 31 Oct 2023 649th MichalMarsalek 🇨🇿 666 135 344ms 30 Aug 2022 650th Natanaelel 🇸🇪 666 167 404ms 10 May 2025 651st MeWhenI 🇻🇦 666 271 150ms 29 Nov 2023 652nd FlorianCassayre 🇫🇷 665 108 22ms 18 Sep 2023 653rd lionbryce 664 135 12ms 8 Aug 2024 654th alexkunin 663 114 12ms 7 Jul 2019 655th SirBogman 🇺🇸 663 182 61ms 17 Apr 2022 656th RaBa21 🇭🇺 659 109 19ms 12 Jul 2025 657th dokutan 659 138 148ms 7 days ago 658th sean-niemann 🇺🇸 657 153 60ms 11 Jul 2024 659th Bubbler-4 656 52 49ms 9 Dec 2021 659th DialFrost 🇸🇬 656 52 50ms 1 Feb 2023 661st Shanethegamer 🇺🇸 656 76 124ms 12 Dec 2021 662nd dokutan 654 137 13ms 20 Apr 2025 663rd SB-945 653 110 27ms 7 Apr 2024 663rd Troon 653 110 21ms 27 Aug 2025 665th varhammer 🇷🇺 653 121 211ms 13 Dec 2023 666th BBoehm 🇩🇪 652 116 14ms 21 Dec 2020 667th MeWhenI 🇻🇦 652 193 37ms 6 Jun 2023 668th KasperKivimaeki 🇫🇮 650 137 387ms 13 days ago 669th hyvyys 646 117 14ms 19 Sep 2020 669th aksyristos 646 117 15ms 2 Nov 2022 671st edsrzf 🇳🇿 645 118 39ms 8 days ago 672nd janbehrens 🇩🇪 645 121 356ms 16 May 2023 673rd villfa 643 121 14ms 2 Nov 2018 674th keelimeguy 🇺🇸 642 112 21ms 17 May 2025 675th 386asm 🇺🇸 642 154 52ms 5 May 2023 First Prev 601–675 of 1,414 Next Last
