Fibonacci in all languages in bytes. 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 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 Minesweeper 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input 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 ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 Minesweeper 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input 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 Points Bytes Time Submitted 213th user189032 981 33 8ms 29 May 2019 213th Argeento 🇵🇱 981 33 8ms 8 Jun 2019 213th joseprio 981 33 9ms 13 Aug 2019 213th dbdr 981 33 8ms 5 Jan 2020 213th ondras 981 33 8ms 28 Apr 2020 213th artembykov 981 33 9ms 2 May 2020 213th shuding 981 33 9ms 4 May 2020 213th Attero 🇸🇪 981 33 9ms 22 May 2020 213th prplz 🇦🇺 981 33 9ms 7 Jul 2020 213th Irratix 🇳🇱 981 33 8ms 27 Jul 2020 213th raphaelimahorn 981 33 9ms 29 Aug 2020 213th rucin93 🇵🇱 981 33 9ms 12 Sep 2020 213th JayXon 🇺🇸 981 33 9ms 20 Sep 2020 213th NewDefectus 🇮🇱 981 33 8ms 30 Sep 2020 213th tomtheisen 🇺🇸 981 33 9ms 1 Oct 2020 213th BBoehm 🇩🇪 981 33 8ms 27 Oct 2020 213th nwellnhof 🇩🇪 981 33 8ms 5 Nov 2020 213th KatieLG 🇬🇧 981 33 9ms 29 Nov 2020 213th sisyphus-ppcg 🇦🇺 981 33 9ms 2 Dec 2020 213th janbehrens 🇩🇪 981 33 9ms 2 Jan 2021 213th Lydxn 🇨🇦 981 33 9ms 6 Jan 2021 213th GrayJoKing 🇦🇺 981 33 8ms 9 Jan 2021 213th d-s-x 981 33 8ms 18 Jan 2021 213th emplv 🇱🇻 981 33 8ms 19 Jan 2021 213th o0lit3 🇺🇸 981 33 8ms 8 Feb 2021 213th MeWhenI 🇻🇦 981 33 9ms 3 May 2021 213th MatheusAvellar 🇧🇷 981 33 9ms 5 May 2021 213th neihousaigaai 981 33 9ms 8 May 2021 213th inventshah 981 33 9ms 8 May 2021 213th RDShah 981 33 8ms 8 May 2021 213th jared-hughes 981 33 9ms 15 Aug 2021 213th Colwieb 981 33 9ms 27 Aug 2021 213th 23rdIdiot 981 33 9ms 28 Aug 2021 213th mrondon8 981 33 8ms 5 Sep 2021 213th jakzo 981 33 9ms 10 Sep 2021 213th lynn 981 33 8ms 10 Sep 2021 213th btnlq 981 33 8ms 27 Sep 2021 213th KingSkyrock 🇺🇸 981 33 8ms 6 Oct 2021 213th Hecate2 981 33 8ms 26 Oct 2021 213th yzkonchain 981 33 9ms 26 Oct 2021 213th vang1ong7ang 981 33 9ms 26 Oct 2021 213th AlephSquirrel 981 33 9ms 10 Nov 2021 213th akshatj27 🇦🇶 981 33 9ms 12 Nov 2021 213th shellbertt 🇨🇦 981 33 9ms 17 Nov 2021 213th emgordon154 981 33 8ms 23 Dec 2021 213th igmcdowell 981 33 9ms 6 Jan 2022 213th m-tkach 🇺🇦 981 33 9ms 6 Jan 2022 213th rak1507 🇬🇧 981 33 9ms 23 Feb 2022 213th rbuetzer 981 33 8ms 28 Feb 2022 213th sean-niemann 🇺🇸 981 33 9ms 11 Mar 2022 213th radarek 🇵🇱 981 33 9ms 9 Apr 2022 213th jansekulowicz 981 33 9ms 9 Apr 2022 213th Saeed-Paris 981 33 9ms 5 May 2022 213th ovs-code 🇩🇪 981 33 9ms 6 May 2022 213th kskjer 981 33 9ms 12 Jun 2022 213th dmrichwa 🇺🇸 981 33 9ms 14 Jun 2022 213th 5quiwyrm 981 33 8ms 31 Aug 2022 213th iliazeus 981 33 8ms 3 Sep 2022 213th Steffan153 🇫🇮 981 33 8ms 1 Oct 2022 213th stefangimmillaro 981 33 8ms 17 Oct 2022 213th trist224 🇫🇷 981 33 9ms 16 Nov 2022 213th oceko 981 33 8ms 26 Nov 2022 213th DialFrost 🇸🇬 981 33 9ms 6 Dec 2022 213th Alex-x90 🇺🇸 981 33 9ms 2 Jan 2023 213th Betuaredead 981 33 9ms 4 Jan 2023 213th Yewzir 🇧🇪 981 33 9ms 5 Feb 2023 213th CatsAreFluffy 981 33 9ms 18 Feb 2023 213th kcinnu 🇱🇹 981 33 9ms 28 Apr 2023 213th KilledByAPixel 981 33 9ms 10 Jun 2023 213th TrueBoxGuy 981 33 9ms 15 Aug 2023 213th snoozingnewt 🇨🇦 981 33 9ms 23 Sep 2023 213th nyoshe 981 33 9ms 10 Oct 2023 213th FlyingPenguin223 981 33 9ms 30 Oct 2023 213th tayloia 🇬🇧 981 33 8ms 3 Nov 2023 213th lukegustafson 🇺🇸 981 33 9ms 14 Nov 2023 First Prev 226–300 of 9,546 Next Last