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 253ms 22 Aug 2025 603rd emgordon154 695 93 477ms 24 Sep 2024 604th m-tkach 🇺🇦 695 117 4ms 21 Jan 2022 605th primo-ppcg 🇹🇭 695 145 377ms 1 Jun 2020 606th CaedenHarper 🇨🇦 695 160 284ms 22 Aug 2025 607th SirBogman 🇺🇸 694 84 3,572ms 18 May 2024 608th ovs-code 🇩🇪 694 86 21ms 4 Oct 2024 609th DialFrost 🇸🇬 694 94 151ms 4 Aug 2024 610th jake-freeman 694 109 14ms 13 May 2020 610th ArmaanAS 694 109 15ms 7 Mar 2021 610th voytxt 🇨🇿 694 109 15ms 12 Jul 2024 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 8ms 7 Nov 2023 618th retrohun 688 114 1,944ms 16 Aug 2025 619th Yewzir 🇧🇪 688 130 390ms 7 days ago 620th Shanethegamer 🇺🇸 688 146 2,321ms 9 Jan 2022 620th Yewzir 🇧🇪 688 146 57ms 10 Jun 2024 622nd helbling 🇨🇭 687 110 23ms 3 Sep 2025 623rd lynn 687 117 90ms 30 Nov 2021 624th blaztoma 🇱🇹 686 70 38ms 81 mins ago 625th rucin93 🇵🇱 686 95 143ms 31 Oct 2024 626th Yewzir 🇧🇪 686 135 10ms 9 Jun 2024 627th yzhs 🇩🇪 686 162 294ms 25 Jul 2021 628th yzhs 🇩🇪 685 105 21ms 25 Oct 2020 628th Espiobest 685 105 20ms 26 Feb 2021 628th mokymok 🇺🇸 685 105 20ms 27 Sep 2021 631st Natanaelel 🇸🇪 683 73 171ms 16 Feb 2023 632nd XenThe 🇬🇧 681 111 16ms 1 Jul 2025 633rd CaedenHarper 🇨🇦 681 136 11ms 22 Aug 2025 634th annaproxy 681 157 37ms 11 May 2023 635th mintypython 675 112 14ms 16 Oct 2018 635th saramaebee 675 112 16ms 18 Oct 2018 635th taklam 675 112 13ms 4 Jul 2020 635th igmcdowell 675 112 15ms 4 Jan 2022 639th Jiramide 674 133 14ms 7 Feb 2021 640th ReidZ3 🇺🇸 674 165 441ms 13 Dec 2020 641st MeWhenI 🇻🇦 673 147 52ms 17 Feb 2023 642nd DialFrost 🇸🇬 672 106 550ms 16 Nov 2024 643rd SirBogman 🇺🇸 669 51 53ms 1 Sep 2022 644th vmcnabb 🇳🇿 669 113 13ms 6 May 2021 644th targrik 669 113 14ms 24 Feb 2025 646th clockworknazo 668 114 23ms 20 Feb 2023 647th sean-niemann 🇺🇸 667 122 3ms 31 Oct 2023 648th MahlerFive 🇨🇦 667 186 299ms 24 Apr 2020 649th AlephSquirrel 666 55 4ms 13 days ago 650th FlorianCassayre 🇫🇷 666 108 22ms 18 Sep 2023 651st MichalMarsalek 🇨🇿 666 135 344ms 30 Aug 2022 652nd Natanaelel 🇸🇪 666 167 404ms 10 May 2025 653rd MeWhenI 🇻🇦 666 271 150ms 29 Nov 2023 654th lionbryce 664 135 12ms 8 Aug 2024 655th alexkunin 663 114 12ms 7 Jul 2019 656th SirBogman 🇺🇸 663 182 61ms 17 Apr 2022 657th dokutan 661 138 148ms 8 days ago 658th RaBa21 🇭🇺 659 109 19ms 12 Jul 2025 659th sean-niemann 🇺🇸 657 153 60ms 11 Jul 2024 660th Bubbler-4 656 52 49ms 9 Dec 2021 660th DialFrost 🇸🇬 656 52 50ms 1 Feb 2023 662nd Shanethegamer 🇺🇸 656 76 124ms 12 Dec 2021 663rd dokutan 654 137 13ms 20 Apr 2025 664th SB-945 653 110 27ms 7 Apr 2024 664th Troon 653 110 21ms 27 Aug 2025 666th varhammer 🇷🇺 653 121 211ms 13 Dec 2023 667th BBoehm 🇩🇪 652 116 14ms 21 Dec 2020 668th KasperKivimaeki 🇫🇮 652 137 387ms 14 days ago 669th MeWhenI 🇻🇦 652 193 37ms 6 Jun 2023 670th hyvyys 646 117 14ms 19 Sep 2020 670th aksyristos 646 117 15ms 2 Nov 2022 672nd edsrzf 🇳🇿 645 118 39ms 9 days ago 673rd janbehrens 🇩🇪 645 121 356ms 16 May 2023 674th villfa 643 121 15ms 2 Nov 2018 675th keelimeguy 🇺🇸 642 112 21ms 17 May 2025 First Prev 601–675 of 1,426 Next Last