Quine 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 Trinomial Triangle 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 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 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 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 Turtle Tutorial # Golfer Points Chars Time 102nd Eolu 179 28 20 Jan 2022 102nd QuincyNash 🇺🇸 179 28 21 Jan 2022 102nd Mortis66666 179 28 3 Jun 2022 102nd abrn 179 28 30 Jul 2022 102nd aksyristos 179 28 8 Oct 2022 102nd luni-moon 🇺🇸 179 28 23 Dec 2022 102nd MCausc78 🇺🇦 179 28 5 Jan 2023 102nd Betuaredead 179 28 14 Jan 2023 102nd Iznoanygod 🇺🇸 179 28 3 Mar 2023 102nd HumanoidCPU 179 28 3 Aug 2023 102nd adamnielson42 🇺🇸 179 28 12 Dec 2023 102nd epic-programmer-guy 179 28 19 Dec 2023 102nd kkoenig 179 28 20 Dec 2023 102nd wenbang24 179 28 29 Mar 2024 102nd ComputerKWasTaken 🇺🇸 179 28 4 Jun 2024 102nd kroolp 🇵🇱 179 28 6 Jul 2024 102nd wowu 179 28 19 Sep 2024 102nd abhishekg999 179 28 22 Sep 2024 102nd lifthrasiir 🇰🇷 179 28 9 Nov 2024 102nd Quirkly-Quasar 179 28 25 Nov 2024 102nd sciencejiho 179 28 10 Feb 2025 102nd codereport 🇨🇦 179 28 19 Apr 2025 102nd gigaprofisi 🇺🇸 179 28 28 Jun 2025 102nd albanian-laundromat 179 28 1 Sep 2025 175th LlamaLad7 🇬🇧 172 29 14 Mar 2020 175th dakalamin 172 29 23 May 2021 175th pandapawskat 172 29 2 Sep 2021 175th shellbertt 🇨🇦 172 29 3 Nov 2021 175th pyrolitic 🇮🇪 172 29 27 Apr 2022 175th CiucaRazvan 172 29 29 Jul 2022 175th Posandu 172 29 24 Oct 2022 175th StHagel 172 29 13 Jul 2023 175th esckbd 172 29 6 Jul 2024 175th Unknownuserfrommars 172 29 5 Aug 2025 185th marshallku 🇰🇷 167 30 12 Sep 2020 185th badboj40 167 30 28 Mar 2023 187th charliegaming 161 31 4 Oct 2023 188th andrew3600 152 33 20 Aug 2018 188th leon-w 152 33 13 Jul 2019 188th jlscheerer 152 33 29 Aug 2019 188th Chesium 152 33 6 Aug 2020 192nd Ashikpaul 🇮🇳 147 34 28 Apr 2021 193rd RustemB 🇷🇺 143 35 12 Sep 2018 193rd lowlighter 143 35 1 Nov 2020 195th Haksell 🇦🇶 135 37 11 Apr 2020 196th omurakazuaki 🇯🇵 104 48 20 Sep 2019 197th biinari 94 53 25 Mar 2018 198th snltd 93 54 18 Aug 2019 199th idoschor 88 57 28 Dec 2020 200th kenballus 76 66 6 Dec 2019 201st Kyrremann 66 76 15 Jan 2020 202nd mothcolada 🇺🇸 63 79 26 May 2021 203rd segiddins 47 107 24 Aug 2018 204th mochaaP 10 492 6 Aug 2020 205th TaserTheFox 🇺🇸 10 499 19 May 2023 First Prev 151–205 of 205