All holes in Ruby in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar 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 Tower of Hanoi 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 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Calendar 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 Tower of Hanoi 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 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Holes Points Chars Submitted 479th Strnadj 1 789 57 3 May 2020 482nd seanstory 1 786 42 4 Nov 2019 482nd davishmcclurg 1 786 42 5 Nov 2019 484th qwertyuiop3 🇷🇺 1 784 37 6 Jun 2025 485th StevenElberger 2 784 219 6 Jul 2021 486th SalimBXL 2 776 275 8 Feb 2021 487th PFischbeck 1 763 59 28 Jan 2018 488th Crackson4 1 759 54 12 Aug 2023 489th andrew3600 1 758 33 20 Aug 2018 489th venus-as-a-boy 1 758 33 22 Oct 2018 489th leon-w 1 758 33 13 Jul 2019 489th jlscheerer 1 758 33 29 Aug 2019 489th Chesium 1 758 33 6 Aug 2020 489th doberan 1 758 33 2 Nov 2020 489th desecaw13 1 758 33 25 Jan 2025 496th xyangst 1 755 53 3 Oct 2024 497th ureishi 🇯🇵 1 750 44 30 Jan 2021 498th gabe-gallegos 1 750 52 15 May 2024 499th 5cw 🇺🇸 2 743 235 27 Apr 2023 500th zuparnowa 1 738 61 12 Feb 2019 500th henrytranter 1 738 61 20 Sep 2019 500th Espiobest 1 738 61 13 Feb 2021 500th c0d3-4-F00d 🇩🇪 1 738 61 19 May 2021 504th anishghosh103 1 735 34 15 Mar 2020 504th Ashikpaul 🇮🇳 1 735 34 28 Apr 2021 504th raphaelimahorn 1 735 34 2 Sep 2021 504th lilyyy411 1 735 34 10 Sep 2021 504th MichaelMBradley 🇨🇦 1 735 34 21 Mar 2022 504th oceko 1 735 34 26 Nov 2022 504th nstearns96 🇬🇧 1 735 34 15 Dec 2022 504th CheeseCake628 🇳🇴 1 735 34 15 Feb 2023 504th hellopatrick 1 735 34 26 Dec 2023 504th Andrey2001 1 735 34 25 Nov 2025 514th danini-the-panini 1 732 56 27 Aug 2019 515th ralsei 1 727 55 7 Oct 2020 516th goodrichster 2 726 803 18 Dec 2024 517th jacobly0 🇺🇸 2 723 636 17 Aug 2023 518th lowlighter 1 714 35 1 Nov 2020 518th cefqrn 1 714 35 26 May 2024 520th croc54 1 714 49 10 Dec 2024 521st m-thorpedo 2 710 661 1 Dec 2020 522nd vrnprkh 1 700 70 30 Mar 2023 523rd mkessler 1 692 65 17 Mar 2021 524th roguh 🇬🇹 1 688 48 14 Jan 2024 525th JOrE-Softwares 2 685 1,079 3 Jun 2025 526th jujurocking 1 681 47 18 May 2021 527th rholliday 2 679 283 2 Mar 2021 528th 5quiwyrm 1 676 37 31 Aug 2022 529th Seanharrs 1 672 67 14 Sep 2022 529th vzsky 1 672 67 8 Nov 2022 529th khall 1 672 67 9 Mar 2024 532nd james-logan 1 671 70 9 Dec 2020 533rd MichalMarsalek 🇨🇿 2 667 1,048 2 Sep 2022 534th aliakseikalosha 1 662 68 22 Apr 2022 534th ivanb-bit 1 662 68 16 days ago 536th yrral86 1 661 62 9 Mar 2018 536th drkameleon 🇪🇸 1 661 62 28 Jan 2020 538th murcielago09z 1 660 50 11 Aug 2025 539th Pyroan 1 658 38 17 Dec 2025 540th KSH-code 🇰🇷 1 658 117 13 Dec 2021 541st 0dyse 1 656 61 6 May 2025 542nd McTano 1 652 69 17 Nov 2020 542nd peculiarination 1 652 69 3 May 2021 544th olliebaum 1 651 63 12 Jul 2018 545th Indivicivet 1 650 60 30 Mar 2021 546th mothcolada 🇺🇸 8 648 7,142 26 May 2021 547th polyrtm 1 644 45 29 Mar 2023 548th lux9 1 643 70 5 Oct 2020 548th No-Jons 1 643 70 27 Oct 2020 548th Xyberista 1 643 70 29 Mar 2021 548th dylanarmstrong 1 643 70 18 Dec 2023 548th TheDrawingCoder-Gamer 1 643 70 2 Jul 2025 553rd angetheo 1 641 39 19 Jan 2018 553rd okkun-oreo 1 641 39 2 Nov 2020 553rd TheRealOhead 🇺🇸 1 641 39 24 Nov 2022 553rd Maximizer02 1 641 39 17 Sep 2025 557th germania 1 634 71 4 Jan 2020 557th c99zealot 1 634 71 1 Aug 2020 557th SpeedyNinja 1 634 71 20 Oct 2020 557th techeverri 1 634 71 21 Apr 2022 First Prev 481–560 of 806 Next Last