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 2ms 27 days ago 644th Lydxn 🇨🇦 961 69 61ms 1 Jan 2022 644th prplz 🇦🇺 961 69 64ms 1 Jan 2022 644th JayXon 🇺🇸 961 69 67ms 2 Jan 2022 644th sean-niemann 🇺🇸 961 69 65ms 2 Jan 2022 644th sisyphus-ppcg 🇦🇺 961 69 65ms 2 Jan 2022 644th nwellnhof 🇩🇪 961 69 61ms 2 Jan 2022 644th m-tkach 🇺🇦 961 69 72ms 2 Jan 2022 644th Irratix 🇳🇱 961 69 56ms 3 Jan 2022 644th SirBogman 🇺🇸 961 69 69ms 3 Jan 2022 644th GrayJoKing 🇦🇺 961 69 62ms 4 Jan 2022 644th btnlq 961 69 62ms 4 Jan 2022 644th primo-ppcg 🇹🇭 961 69 57ms 18 Jan 2022 644th inventshah 961 69 62ms 19 Jan 2022 644th MeWhenI 🇻🇦 961 69 63ms 8 May 2022 644th shellbertt 🇨🇦 961 69 64ms 9 May 2022 644th jared-hughes 961 69 53ms 20 Jul 2022 644th Shanethegamer 🇺🇸 961 69 63ms 27 Aug 2022 644th Steffan153 🇫🇮 961 69 60ms 1 Oct 2022 644th Alex-x90 🇺🇸 961 69 64ms 17 Oct 2022 644th qwertyuiop3 🇷🇺 961 69 57ms 20 Oct 2022 644th Seek64 🇩🇪 961 69 67ms 11 Nov 2022 644th janbehrens 🇩🇪 961 69 60ms 20 Nov 2022 644th astdefu 961 69 59ms 8 Dec 2022 644th DialFrost 🇸🇬 961 69 59ms 12 Dec 2022 644th syntax-rules 961 69 57ms 25 Dec 2022 644th ayushdewan 961 69 60ms 2 Jan 2023 644th Betuaredead 961 69 64ms 4 Jan 2023 644th Yewzir 🇧🇪 961 69 65ms 3 Feb 2023 644th CatsAreFluffy 961 69 60ms 18 Feb 2023 644th snyderek 🇺🇸 961 69 61ms 11 Mar 2023 644th xsot 🇸🇬 961 69 61ms 21 May 2023 644th ovs-code 🇩🇪 961 69 62ms 3 Oct 2023 644th fuzzylojik-golf 🇺🇸 961 69 54ms 21 Oct 2023 644th FlyingPenguin223 961 69 54ms 1 Nov 2023 644th GolfingSuccess 🇬🇷 961 69 58ms 3 Nov 2023 644th Herbert00709 🇵🇱 961 69 60ms 10 Nov 2023 644th roupiq 🇵🇱 961 69 67ms 10 Nov 2023 644th drabart 🇵🇱 961 69 69ms 11 Dec 2023 644th kkoenig 961 69 60ms 22 Dec 2023 644th byronknoll 🇺🇸 961 69 62ms 6 Feb 2024 644th Mandrzejy 🇵🇱 961 69 58ms 4 Mar 2024 644th error256 961 69 64ms 27 May 2024 644th jipsong 🇩🇪 961 69 60ms 27 Jun 2024 644th Jacob385 961 69 57ms 31 Jul 2024 644th pardouin 🇫🇷 961 69 59ms 19 Oct 2024 644th dodecahedron6291 961 69 62ms 3 Nov 2024 644th 09cf 961 69 60ms 16 Dec 2024 644th yeminghan2021 961 69 57ms 1 Feb 2025 644th KasperKivimaeki 🇫🇮 961 69 58ms 24 Mar 2025 644th b-illy 🇬🇧 961 69 54ms 31 May 2025 644th joaosigma 🇵🇹 961 69 58ms 12 Jul 2025 644th rucin93 🇵🇱 961 69 70ms 23 Jul 2025 644th gusrod-coder 961 69 60ms 19 Sep 2025 644th Yax42 🇫🇷 961 69 59ms 4 Oct 2025 644th AdrienHache 🇫🇷 961 69 57ms 6 Oct 2025 644th snoozingnewt 🇨🇦 961 69 55ms 24 Oct 2025 644th luuumine 🇫🇷 961 69 59ms 30 Oct 2025 644th Languag3 961 69 62ms 25 days ago 702nd kmaork 🇮🇱 960 37 10ms 18 Apr 2018 702nd edre 960 37 9ms 2 May 2018 702nd tjtnorton 960 37 10ms 8 Nov 2018 702nd PawaritL 960 37 9ms 28 Jan 2019 702nd PFischbeck 960 37 9ms 2 Aug 2019 702nd hoodadam 960 37 10ms 25 Oct 2019 702nd CyberTapir 960 37 9ms 29 Jul 2020 702nd McAidan99 960 37 9ms 29 Jul 2020 702nd obamaman360 960 37 9ms 29 Jul 2020 702nd PhonicCanine 960 37 9ms 1 Aug 2020 702nd BBoehm 🇩🇪 960 37 10ms 8 Dec 2020 702nd neihousaigaai 960 37 9ms 8 May 2021 702nd jacklynnepenick 960 37 10ms 13 Aug 2021 702nd jrm5399 🇰🇿 960 37 10ms 31 Jan 2022 702nd mathisfun271 960 37 9ms 5 Mar 2022 702nd Nicronmil 960 37 9ms 22 Nov 2022 702nd CatsAreFluffy 960 37 9ms 18 Feb 2023 702nd cesarm4 960 37 9ms 30 Apr 2023 702nd 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