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 Knight 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 Knight 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 522nd AlephSquirrel 718 100 6 Dec 2022 522nd bricknellj 718 100 25 Jan 2023 522nd LogicalJoe 718 100 24 May 2023 522nd janbehrens 🇩🇪 718 100 17 Jun 2023 522nd bizy-coder 718 100 27 Jan 2024 522nd 5cw 🇺🇸 718 100 5 Jul 2024 522nd firegene 🇮🇪 718 100 30 Jan 2025 522nd edsrzf 🇳🇿 718 100 29 Jun 2025 522nd KasperKivimaeki 🇫🇮 718 100 30 Jun 2025 522nd wuduculfre 718 100 26 days ago 536th ndren 717 90 5 May 2024 536th DialFrost 🇸🇬 717 90 4 Jun 2024 536th CaedenHarper 🇨🇦 717 90 13 Jun 2025 539th KatieLG 🇬🇧 716 67 27 Nov 2023 540th Shanethegamer 🇺🇸 714 88 30 Oct 2023 541st Attero 🇸🇪 713 106 28 Oct 2020 541st jared-hughes 713 106 3 Aug 2022 541st coreynash 713 106 16 Feb 2024 544th Shanethegamer 🇺🇸 712 139 30 Jun 2022 545th HPWiz 🇳🇿 711 48 4 Oct 2021 546th mrondon8 711 101 5 Sep 2021 546th Artemis21 🇬🇧 711 101 10 Jan 2025 548th janbehrens 🇩🇪 711 122 18 May 2023 549th AlephSquirrel 709 91 21 Jan 2024 549th Jacob385 709 91 13 Nov 2024 551st ovs-code 🇩🇪 707 92 20 Nov 2024 551st dokutan 707 92 20 Apr 2025 553rd raphaelimahorn 706 107 17 Aug 2021 553rd scpchicken 🇵🇼 706 107 26 Jan 2022 553rd itsh01 706 107 3 Apr 2022 553rd solmyr2000 706 107 11 Jun 2022 553rd rifatx 706 107 17 Mar 2023 553rd acollett89 706 107 13 days ago 559th Attero 🇸🇪 704 102 25 Sep 2020 560th user189032 703 158 30 May 2019 561st dokutan 701 179 8 Apr 2025 562nd Shanethegamer 🇺🇸 699 115 30 Oct 2023 563rd Alessandro-Balconi 🇮🇹 698 49 14 Jul 2023 563rd Shanethegamer 🇺🇸 698 49 7 Dec 2024 565th HumanoidCPU 698 103 7 Jun 2024 566th strout 698 159 14 Dec 2023 567th Yewzir 🇧🇪 698 172 9 Jun 2024 568th wiz0u 696 112 22 Jun 2023 569th andersk 🇺🇸 696 162 18 Mar 2020 570th SirBogman 🇺🇸 694 84 18 May 2024 571st ovs-code 🇩🇪 694 86 4 Oct 2024 572nd emgordon154 694 93 24 Sep 2024 573rd jake-freeman 693 109 13 May 2020 573rd ArmaanAS 693 109 7 Mar 2021 573rd voytxt 🇨🇿 693 109 12 Jul 2024 576th DialFrost 🇸🇬 692 94 4 Aug 2024 577th NewDefectus 🇮🇱 691 104 16 Oct 2021 578th Shanethegamer 🇺🇸 690 113 31 Oct 2023 579th m-tkach 🇺🇦 690 117 21 Jan 2022 580th emgordon154 689 111 13 Dec 2024 581st stefangimmillaro 688 113 7 Nov 2023 582nd lynn 687 117 30 Nov 2021 583rd retrohun 686 114 21 hours ago 584th Shanethegamer 🇺🇸 686 146 9 Jan 2022 584th Yewzir 🇧🇪 686 146 10 Jun 2024 586th yzhs 🇩🇪 685 162 25 Jul 2021 587th rucin93 🇵🇱 684 95 31 Oct 2024 588th yzhs 🇩🇪 684 105 25 Oct 2020 588th Espiobest 684 105 26 Feb 2021 588th mokymok 🇺🇸 684 105 27 Sep 2021 591st Natanaelel 🇸🇪 683 73 16 Feb 2023 592nd XenThe 🇬🇧 681 111 1 Jul 2025 593rd antimon2 🇯🇵 678 87 4 days ago 594th annaproxy 678 157 11 May 2023 595th mintypython 675 112 16 Oct 2018 595th saramaebee 675 112 18 Oct 2018 595th taklam 675 112 4 Jul 2020 595th igmcdowell 675 112 4 Jan 2022 599th MeWhenI 🇻🇦 673 147 17 Feb 2023 600th ReidZ3 🇺🇸 673 165 13 Dec 2020 Prev 526–600 of 1,317 Next