Fibonacci 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 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 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Semiprime 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 142nd MichaelMBradley 🇨🇦 735 34 21 Mar 2022 142nd oceko 735 34 26 Nov 2022 142nd nstearns96 🇬🇧 735 34 15 Dec 2022 142nd CheeseCake628 🇳🇴 735 34 15 Feb 2023 142nd epic-programmer-guy 735 34 15 Dec 2023 142nd stellartux 735 34 24 Dec 2023 142nd hellopatrick 735 34 26 Dec 2023 142nd Lv0Sys 🇵🇱 735 34 22 hours ago 159th JKHiggins 714 35 27 Jun 2019 159th jetpks 714 35 27 Jun 2019 159th idoschor 714 35 30 Nov 2020 159th bbakersmith 714 35 30 Jul 2021 159th FnControlOption 714 35 21 Aug 2022 159th cefqrn 714 35 26 May 2024 159th madeforlosers 714 35 22 Nov 2024 166th Mir0ff944 694 36 24 Oct 2019 167th iamsolarpowered 676 37 15 Dec 2017 167th Boostik 676 37 7 Jan 2018 167th robymus 676 37 17 Sep 2018 167th boxjelly 676 37 9 Feb 2021 167th 5quiwyrm 676 37 31 Aug 2022 167th truisseaux 676 37 4 Sep 2024 167th edsrzf 🇳🇿 676 37 13 Sep 2024 174th stevehodges 641 39 8 Nov 2017 174th JeremyC-za 641 39 9 Nov 2017 174th angetheo 641 39 19 Jan 2018 174th sacthedev 641 39 3 Apr 2018 174th okkun-oreo 641 39 2 Nov 2020 174th TheRealOhead 🇺🇸 641 39 24 Nov 2022 174th madex 🇩🇪 641 39 20 Jul 2024 181st yokasuretsu 625 40 16 Apr 2018 181st atsushiootani 625 40 7 Aug 2018 181st esmg1 625 40 22 Aug 2018 181st MichalMarsalek 🇨🇿 625 40 2 Sep 2022 181st Heathcorp 🇦🇺 625 40 26 Nov 2022 181st nortonbatista 625 40 31 Oct 2023 187th JRaspass 🇬🇧 610 41 23 Mar 2021 187th MCausc78 🇺🇦 610 41 29 Dec 2022 187th lgrandco 610 41 9 Oct 2024 190th tadd 595 42 16 Apr 2020 190th Ralac07 🇦🇺 595 42 17 Jun 2024 190th Just4FunCoder 595 42 26 Aug 2024 193rd evanSpendlove 581 43 10 Dec 2020 194th biji1 568 44 26 Apr 2018 194th martica 568 44 20 May 2018 194th msbranicky 568 44 7 Sep 2023 194th Maximizer02 568 44 1 Oct 2023 198th greghull 556 45 8 Nov 2017 198th Noxilex 556 45 20 Mar 2019 198th ashtraypettingzoo 🇺🇸 556 45 16 Feb 2023 198th hacker112 🇸🇪 556 45 1 Jul 2024 202nd adoxography 543 46 20 Sep 2018 202nd CaAlden 543 46 10 May 2019 204th snltd 532 47 18 Aug 2019 204th michaelbaudino 532 47 18 Oct 2020 204th JesseNoEyes 🇺🇸 532 47 26 Sep 2024 207th timcustard 521 48 10 Nov 2017 207th sech1p 🇵🇱 521 48 30 Dec 2020 207th martinnorling 🇸🇪 521 48 6 Feb 2022 207th purp 521 48 13 Aug 2022 207th eiburns 521 48 7 Sep 2023 212th illegalnumbers 510 49 27 Jun 2019 212th b-paul 510 49 25 Dec 2020 212th albanian-laundromat 510 49 10 Apr 2025 212th SwordF-Official 510 49 12 Apr 2025 216th babcockd 500 50 19 Dec 2017 217th lbrito1 490 51 8 Jan 2022 217th AntoineBlondon 490 51 10 Jul 2024 217th Mikey-Beep 🇬🇧 490 51 25 Dec 2024 220th zstearman3 481 52 11 Jul 2018 220th gpolumbo-broad 481 52 14 Mar 2019 220th karinknutsson 481 52 19 Mar 2021 220th HallMatthew314 481 52 5 Dec 2021 220th jonathanelliott 481 52 30 May 2024 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