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 Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 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 ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 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 481st philipper905 1 806 31 11 Apr 2018 481st souta-1326 1 806 31 20 Apr 2021 481st Alex-x90 🇺🇸 1 806 31 3 Feb 2023 481st charliegaming 1 806 31 4 Oct 2023 481st mathisfun271 1 806 31 21 Feb 2024 481st kaizer1308 1 806 31 11 Mar 2025 487th jrdn-johnson 1 789 57 8 Nov 2017 487th refs 1 789 57 30 Nov 2019 487th Strnadj 1 789 57 3 May 2020 490th seanstory 1 786 42 4 Nov 2019 490th davishmcclurg 1 786 42 5 Nov 2019 492nd qwertyuiop3 🇷🇺 1 784 37 6 Jun 2025 493rd StevenElberger 2 784 219 6 Jul 2021 494th SalimBXL 2 776 275 8 Feb 2021 495th PFischbeck 1 763 59 28 Jan 2018 496th Crackson4 1 759 54 12 Aug 2023 497th andrew3600 1 758 33 20 Aug 2018 497th venus-as-a-boy 1 758 33 22 Oct 2018 497th leon-w 1 758 33 13 Jul 2019 497th jlscheerer 1 758 33 29 Aug 2019 497th Chesium 1 758 33 6 Aug 2020 497th doberan 1 758 33 2 Nov 2020 497th desecaw13 1 758 33 25 Jan 2025 504th xyangst 1 755 53 3 Oct 2024 505th ureishi 🇯🇵 1 750 44 30 Jan 2021 506th gabe-gallegos 1 750 52 15 May 2024 507th 5cw 🇺🇸 2 743 235 27 Apr 2023 508th zuparnowa 1 738 61 12 Feb 2019 508th henrytranter 1 738 61 20 Sep 2019 508th Espiobest 1 738 61 13 Feb 2021 508th c0d3-4-F00d 🇩🇪 1 738 61 19 May 2021 512th anishghosh103 1 735 34 15 Mar 2020 512th Ashikpaul 🇮🇳 1 735 34 28 Apr 2021 512th raphaelimahorn 1 735 34 2 Sep 2021 512th lilyyy411 1 735 34 10 Sep 2021 512th MichaelMBradley 🇨🇦 1 735 34 21 Mar 2022 512th oceko 1 735 34 26 Nov 2022 512th nstearns96 🇬🇧 1 735 34 15 Dec 2022 512th CheeseCake628 🇳🇴 1 735 34 15 Feb 2023 512th hellopatrick 1 735 34 26 Dec 2023 521st danini-the-panini 1 732 56 27 Aug 2019 522nd ralsei 1 727 55 7 Oct 2020 523rd goodrichster 2 726 803 18 Dec 2024 524th jacobly0 🇺🇸 2 723 636 17 Aug 2023 525th lowlighter 1 714 35 1 Nov 2020 525th cefqrn 1 714 35 26 May 2024 527th croc54 1 714 49 10 Dec 2024 528th m-thorpedo 2 710 661 1 Dec 2020 529th gmacdougall 1 707 58 25 Jan 2026 530th Sxltry 1 701 67 12 days ago 531st vrnprkh 1 700 70 30 Mar 2023 532nd RaBa21 🇭🇺 2 694 1,788 20 days ago 533rd mkessler 1 692 65 17 Mar 2021 534th roguh 🇬🇹 1 688 48 14 Jan 2024 535th JOrE-Softwares 2 685 1,079 3 Jun 2025 536th jujurocking 1 681 47 18 May 2021 537th rholliday 2 679 283 2 Mar 2021 538th 5quiwyrm 1 676 37 31 Aug 2022 539th Seanharrs 🇦🇺 1 672 67 14 Sep 2022 539th vzsky 1 672 67 8 Nov 2022 539th khall 1 672 67 9 Mar 2024 542nd james-logan 1 671 70 9 Dec 2020 543rd jvargas6_ncstate 1 667 60 21 Jan 2026 543rd josev814 1 667 60 21 Jan 2026 545th MichalMarsalek 🇨🇿 2 667 1,048 2 Sep 2022 546th aliakseikalosha 1 662 68 22 Apr 2022 546th ivanb-bit 1 662 68 31 Dec 2025 548th yrral86 1 661 62 9 Mar 2018 548th drkameleon 🇪🇸 1 661 62 28 Jan 2020 550th murcielago09z 1 660 50 11 Aug 2025 551st Pyroan 1 658 38 17 Dec 2025 552nd KSH-code 🇰🇷 1 658 117 13 Dec 2021 553rd 0dyse 1 656 61 6 May 2025 554th McTano 1 652 69 17 Nov 2020 554th peculiarination 1 652 69 3 May 2021 556th olliebaum 1 651 63 12 Jul 2018 557th Indivicivet 1 650 60 30 Mar 2021 558th mothcolada 🇺🇸 8 648 7,142 26 May 2021 559th polyrtm 1 644 45 29 Mar 2023 560th lux9 1 643 70 5 Oct 2020 First Prev 481–560 of 821 Next Last