Christmas Trees in Ruby in bytes. 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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Hilbert Curve Mandelbrot NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Semiprime Numbers Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle 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 Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters 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 CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Hilbert Curve Mandelbrot NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Semiprime Numbers Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle # Golfer Points Bytes Time 1st radarek 🇵🇱 1,000 56 4 May 2023 1st Lydxn 🇨🇦 1,000 56 4 May 2023 3rd janlelis 982 57 5 Jan 2020 3rd primo-ppcg 🇹🇭 982 57 3 Dec 2020 3rd han-yan 982 57 12 Dec 2020 3rd jaredcrystal 🇺🇸 982 57 14 Dec 2020 3rd simonista 982 57 15 Dec 2020 3rd roor0 982 57 18 Dec 2020 3rd GrayJoKing 🇦🇺 982 57 18 Dec 2020 3rd nwellnhof 🇩🇪 982 57 1 Oct 2021 3rd sisyphus-ppcg 🇦🇺 982 57 4 Feb 2022 3rd MeWhenI 🇻🇦 982 57 1 Jul 2022 3rd OhmNomNom 982 57 20 Oct 2022 3rd Steffan153 🇫🇮 982 57 20 Feb 2023 3rd JayXon 🇺🇸 982 57 24 Apr 2023 3rd Natanaelel 🇸🇪 982 57 22 Nov 2023 3rd ovs-code 🇩🇪 982 57 8 Jul 2024 18th maths22 🇺🇸 966 58 10 Dec 2020 18th jstanley0 966 58 12 Dec 2020 18th jbbarth 🇫🇷 966 58 9 Aug 2021 21st SirBogman 🇺🇸 949 59 4 Jan 2020 21st prplz 🇦🇺 949 59 28 Oct 2020 21st lynn 949 59 25 May 2022 21st stefangimmillaro 949 59 3 Feb 2023 25th TFeld00 🇩🇰 933 60 7 Jun 2019 25th Irratix 🇳🇱 933 60 27 Jun 2022 25th jared-hughes 933 60 12 Sep 2022 25th Shanethegamer 🇺🇸 933 60 26 Mar 2024 29th hiddicop 🇸🇪 918 61 22 Jan 2021 29th xiBread 🇺🇸 918 61 7 Oct 2021 29th DialFrost 🇸🇬 918 61 2 Jun 2024 32nd n1LS 903 62 2 Oct 2019 32nd RowdyLemon 903 62 14 Dec 2020 32nd liemvo 🇻🇳 903 62 7 May 2021 35th brianlwatson 889 63 9 Dec 2020 35th Waffle3z 889 63 21 Jan 2021 35th NewDefectus 🇮🇱 889 63 10 Feb 2021 35th sean-niemann 🇺🇸 889 63 15 Oct 2023 35th emgordon154 889 63 17 Nov 2024 40th biinari 875 64 25 Mar 2018 40th Ardena 875 64 11 Dec 2020 40th 4hg 🇺🇸 875 64 8 Nov 2022 40th olleicua 🇺🇸 875 64 23 Dec 2023 44th michaelbaudino 862 65 18 Oct 2020 44th anter69 🇭🇺 862 65 3 Aug 2021 44th badboj40 862 65 14 Feb 2023 44th dokutan 862 65 30 Apr 2024 44th kroolp 🇵🇱 862 65 14 Jul 2024 49th takebackfr 836 67 7 Dec 2021 49th Andriamanitra 🇫🇮 836 67 21 Jul 2022 49th Haksell 🇦🇶 836 67 22 Feb 2023 52nd acornellier 824 68 9 Dec 2018 52nd tarotaro0 824 68 2 Oct 2019 52nd aydamak 824 68 15 May 2024 55th robymus 812 69 18 Sep 2018 55th shraiwi 812 69 30 Sep 2019 55th KatieLG 🇬🇧 812 69 10 Apr 2022 55th FlyingPenguin223 812 69 2 Nov 2023 59th yzhs 🇩🇪 800 70 6 Sep 2020 59th james-logan 800 70 9 Dec 2020 61st dwayneparton 789 71 13 May 2020 61st aksyristos 789 71 3 Feb 2023 63rd yokasuretsu 767 73 16 Apr 2018 64th NicknamedTwice 🇲🇨 757 74 10 Sep 2024 65th 0xddom 747 75 18 Dec 2019 66th snltd 737 76 14 Oct 2019 66th eggplants 🇯🇵 737 76 26 Nov 2020 68th proton 🇩🇪 727 77 9 Jun 2020 68th bstrautin 727 77 12 Jun 2020 68th annaproxy 727 77 22 Oct 2023 71st segiddins 709 79 24 Aug 2018 71st snoozingnewt 🇺🇸 709 79 4 Nov 2023 71st tatzyr 🇯🇵 709 79 21 days ago 74th hrrs01 700 80 25 Jan 2018 75th adoxography 691 81 1 Jun 2018 1–75 of 93 Next