All holes in Ruby 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Holes Points Chars Time 526th mothcolada 🇺🇸 8 648 7,142 26 May 2021 527th polyrtm 1 644 45 29 Mar 2023 528th lux9 1 643 70 5 Oct 2020 528th No-Jons 1 643 70 27 Oct 2020 528th Xyberista 1 643 70 29 Mar 2021 528th dylanarmstrong 1 643 70 18 Dec 2023 528th TheDrawingCoder-Gamer 1 643 70 2 Jul 2025 533rd angetheo 1 641 39 19 Jan 2018 533rd okkun-oreo 1 641 39 2 Nov 2020 533rd TheRealOhead 🇺🇸 1 641 39 24 Nov 2022 533rd Maximizer02 1 641 39 5 days ago 537th germania 1 634 71 4 Jan 2020 537th c99zealot 1 634 71 1 Aug 2020 537th SpeedyNinja 1 634 71 20 Oct 2020 537th techeverri 1 634 71 21 Apr 2022 537th DxSper 1 634 71 16 Feb 2024 542nd ted 1 631 65 17 Apr 2018 543rd kmathis22 1 628 78 17 days ago 544th dymowski 2 628 1,078 15 Jul 2019 545th Heathcorp 🇦🇺 1 625 40 26 Nov 2022 546th rachelambda 1 616 73 7 Jun 2020 547th bstrautin 1 610 77 12 Jun 2020 548th aglahir1 1 608 74 5 Nov 2021 549th TheAristos 5 606 4,142 11 Dec 2019 550th dunghopper 1 604 106 26 Oct 2023 551st p-vf 🇨🇭 1 600 55 25 Oct 2021 552nd DmitryArtyomov 1 600 75 25 Apr 2020 553rd Ogeima 1 593 54 13 Apr 2023 554th MichaelWarnecke 1 592 76 27 Apr 2020 554th Cobrabb 1 592 76 7 Oct 2021 556th gfund 1 587 46 5 Oct 2022 557th dCSeven 1 586 70 21 Mar 2019 558th dvargas46 🇺🇸 1 583 115 26 Mar 2022 559th ptarjan 1 577 71 25 Mar 2018 559th alabhyajindal 1 577 71 3 Apr 2025 561st martynas-sm 1 577 78 13 Apr 2021 562nd lowie1803 1 571 56 22 Jun 2023 563rd awei82 2 571 790 30 Jun 2022 564th volpi-m 🇫🇷 2 569 2,466 19 Mar 2024 565th martica 1 568 44 20 May 2018 566th basuneko 1 565 46 8 Nov 2017 567th Shirish111 1 563 80 12 Sep 2019 567th torokmark 1 563 80 17 Nov 2019 567th javmorin 1 563 80 17 May 2020 567th CodeF53 1 563 80 6 Mar 2025 571st ashtraypettingzoo 🇺🇸 1 556 45 16 Feb 2023 571st hacker112 🇸🇪 1 556 45 1 Jul 2024 573rd anna328p 1 556 81 22 Feb 2019 573rd elisherer 🇮🇱 1 556 81 3 Apr 2019 575th Mikaeel66 1 553 47 10 Nov 2019 575th Edjyzod 1 553 47 3 Oct 2022 577th th1rt3en 1 551 49 13 May 2018 578th ngocbd 🇻🇳 1 549 71 31 Aug 2021 579th jacobmichaelis 1 549 82 27 May 2022 579th TEdFlow18 1 549 82 2 Jan 2023 581st Dingus357 🇦🇺 1 543 197 14 Oct 2023 582nd Marcel-Brouette 1 542 48 26 Aug 2018 583rd rtmacaibay 1 542 83 28 Mar 2020 584th genius257 1 536 84 29 Mar 2018 584th joesenova 1 536 84 26 Apr 2018 586th JesseNoEyes 🇺🇸 1 532 47 26 Sep 2024 586th Mikey-Beep 🇬🇧 1 532 47 20 Aug 2025 588th alexkurowski 1 531 49 8 Nov 2017 589th domgetter 1 529 51 10 Jun 2020 590th youchan 1 529 85 16 Dec 2018 591st Schmitt-Very-Cool 3 529 1,434 18 Jul 2024 592nd alexandre-lavoie 1 523 86 30 Jul 2020 592nd kjeldahl 1 523 86 4 Nov 2020 592nd ratPoopert 1 523 86 31 Jan 2023 595th vcxl-l 1 522 67 21 Aug 2024 596th sech1p 🇵🇱 1 521 48 30 Dec 2020 596th martinnorling 🇸🇪 1 521 48 6 Feb 2022 596th eiburns 1 521 48 7 Sep 2023 596th SwordF-Official 1 521 48 2 Jun 2025 600th sstadick 1 520 50 24 Jan 2018 Prev 526–600 of 782 Next