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 Calendar 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 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 ArkScript 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 ArkScript 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 Calendar 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 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 528th CornerMercury 🇬🇧 961 43 1ms 7 Dec 2025 528th KasperKivimaeki 🇫🇮 961 43 2ms 8 Dec 2025 528th aadenboy 🇺🇸 961 43 1ms 16 Dec 2025 528th JesseNoEyes 🇺🇸 961 43 2ms 29 mins ago 645th Lydxn 🇨🇦 961 69 59ms 1 Jan 2022 645th prplz 🇦🇺 961 69 62ms 1 Jan 2022 645th JayXon 🇺🇸 961 69 56ms 2 Jan 2022 645th sean-niemann 🇺🇸 961 69 52ms 2 Jan 2022 645th sisyphus-ppcg 🇦🇺 961 69 55ms 2 Jan 2022 645th nwellnhof 🇩🇪 961 69 55ms 2 Jan 2022 645th m-tkach 🇺🇦 961 69 57ms 2 Jan 2022 645th Irratix 🇳🇱 961 69 56ms 3 Jan 2022 645th SirBogman 🇺🇸 961 69 54ms 3 Jan 2022 645th GrayJoKing 🇦🇺 961 69 52ms 4 Jan 2022 645th btnlq 961 69 55ms 4 Jan 2022 645th primo-ppcg 🇹🇭 961 69 57ms 18 Jan 2022 645th inventshah 961 69 55ms 19 Jan 2022 645th MeWhenI 🇻🇦 961 69 54ms 8 May 2022 645th shellbertt 🇨🇦 961 69 52ms 9 May 2022 645th jared-hughes 961 69 53ms 20 Jul 2022 645th Shanethegamer 🇺🇸 961 69 55ms 27 Aug 2022 645th Steffan153 🇫🇮 961 69 57ms 1 Oct 2022 645th Alex-x90 🇺🇸 961 69 51ms 17 Oct 2022 645th qwertyuiop3 🇷🇺 961 69 55ms 20 Oct 2022 645th Seek64 🇩🇪 961 69 52ms 11 Nov 2022 645th janbehrens 🇩🇪 961 69 55ms 20 Nov 2022 645th astdefu 961 69 56ms 8 Dec 2022 645th DialFrost 🇸🇬 961 69 57ms 12 Dec 2022 645th syntax-rules 961 69 57ms 25 Dec 2022 645th ayushdewan 961 69 57ms 2 Jan 2023 645th Betuaredead 961 69 57ms 4 Jan 2023 645th Yewzir 🇧🇪 961 69 56ms 3 Feb 2023 645th CatsAreFluffy 961 69 58ms 18 Feb 2023 645th snyderek 🇺🇸 961 69 57ms 11 Mar 2023 645th xsot 🇸🇬 961 69 59ms 21 May 2023 645th ovs-code 🇩🇪 961 69 57ms 3 Oct 2023 645th fuzzylojik-golf 🇺🇸 961 69 54ms 21 Oct 2023 645th FlyingPenguin223 961 69 54ms 1 Nov 2023 645th GolfingSuccess 🇬🇷 961 69 51ms 3 Nov 2023 645th Herbert00709 🇵🇱 961 69 58ms 10 Nov 2023 645th roupiq 🇵🇱 961 69 51ms 10 Nov 2023 645th drabart 🇵🇱 961 69 55ms 11 Dec 2023 645th kkoenig 961 69 58ms 22 Dec 2023 645th byronknoll 🇺🇸 961 69 56ms 6 Feb 2024 645th Mandrzejy 🇵🇱 961 69 58ms 4 Mar 2024 645th error256 961 69 50ms 27 May 2024 645th jipsong 🇩🇪 961 69 52ms 27 Jun 2024 645th Jacob385 961 69 56ms 31 Jul 2024 645th pardouin 🇫🇷 961 69 57ms 19 Oct 2024 645th dodecahedron6291 961 69 57ms 3 Nov 2024 645th 09cf 961 69 52ms 16 Dec 2024 645th yeminghan2021 961 69 49ms 1 Feb 2025 645th KasperKivimaeki 🇫🇮 961 69 58ms 24 Mar 2025 645th b-illy 🇬🇧 961 69 50ms 31 May 2025 645th joaosigma 🇵🇹 961 69 57ms 12 Jul 2025 645th rucin93 🇵🇱 961 69 56ms 23 Jul 2025 645th gusrod-coder 961 69 59ms 19 Sep 2025 645th Yax42 🇫🇷 961 69 55ms 4 Oct 2025 645th AdrienHache 🇫🇷 961 69 57ms 6 Oct 2025 645th snoozingnewt 🇨🇦 961 69 55ms 24 Oct 2025 645th luuumine 🇫🇷 961 69 51ms 30 Oct 2025 645th Languag3 961 69 57ms 27 days ago 703rd kmaork 🇮🇱 960 37 10ms 18 Apr 2018 703rd edre 960 37 9ms 2 May 2018 703rd tjtnorton 960 37 10ms 8 Nov 2018 703rd PawaritL 960 37 9ms 28 Jan 2019 703rd PFischbeck 960 37 9ms 2 Aug 2019 703rd hoodadam 960 37 10ms 25 Oct 2019 703rd CyberTapir 960 37 9ms 29 Jul 2020 703rd McAidan99 960 37 9ms 29 Jul 2020 703rd obamaman360 960 37 9ms 29 Jul 2020 703rd PhonicCanine 960 37 9ms 1 Aug 2020 703rd BBoehm 🇩🇪 960 37 10ms 8 Dec 2020 703rd neihousaigaai 960 37 9ms 8 May 2021 703rd jacklynnepenick 960 37 10ms 13 Aug 2021 703rd jrm5399 🇰🇿 960 37 10ms 31 Jan 2022 703rd mathisfun271 960 37 9ms 5 Mar 2022 703rd Nicronmil 960 37 9ms 22 Nov 2022 703rd CatsAreFluffy 960 37 9ms 18 Feb 2023 703rd cesarm4 960 37 9ms 30 Apr 2023 First Prev 641–720 of 9,658 Next Last