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 Multitap Input 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 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 Lily 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 Lily 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 Multitap Input 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 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 534th plcc0 961 43 2ms 23 Oct 2025 534th Babafaba 961 43 1ms 25 Oct 2025 534th CarterStroik 961 43 2ms 12 Nov 2025 534th solisolu 961 43 1ms 23 Nov 2025 534th Andrey2001 961 43 1ms 25 Nov 2025 534th FortuiteMan 🇫🇷 961 43 1ms 28 Nov 2025 534th CornerMercury 🇬🇧 961 43 1ms 7 Dec 2025 534th KasperKivimaeki 🇫🇮 961 43 2ms 8 Dec 2025 534th aadenboy 🇺🇸 961 43 1ms 16 Dec 2025 534th JesseNoEyes 🇺🇸 961 43 2ms 15 Jan 2026 651st Lydxn 🇨🇦 961 69 52ms 1 Jan 2022 651st prplz 🇦🇺 961 69 62ms 1 Jan 2022 651st JayXon 🇺🇸 961 69 56ms 2 Jan 2022 651st sean-niemann 🇺🇸 961 69 52ms 2 Jan 2022 651st sisyphus-ppcg 🇦🇺 961 69 55ms 2 Jan 2022 651st nwellnhof 🇩🇪 961 69 55ms 2 Jan 2022 651st m-tkach 🇺🇦 961 69 57ms 2 Jan 2022 651st Irratix 🇳🇱 961 69 56ms 3 Jan 2022 651st SirBogman 🇺🇸 961 69 54ms 3 Jan 2022 651st GrayJoKing 🇦🇺 961 69 52ms 4 Jan 2022 651st btnlq 961 69 55ms 4 Jan 2022 651st primo-ppcg 🇹🇭 961 69 57ms 18 Jan 2022 651st inventshah 961 69 55ms 19 Jan 2022 651st MeWhenI 🇻🇦 961 69 54ms 8 May 2022 651st shellbertt 🇨🇦 961 69 52ms 9 May 2022 651st jared-hughes 961 69 53ms 20 Jul 2022 651st Shanethegamer 🇺🇸 961 69 55ms 27 Aug 2022 651st Steffan153 🇫🇮 961 69 57ms 1 Oct 2022 651st Alex-x90 🇺🇸 961 69 51ms 17 Oct 2022 651st qwertyuiop3 🇷🇺 961 69 55ms 20 Oct 2022 651st Seek64 🇩🇪 961 69 52ms 11 Nov 2022 651st janbehrens 🇩🇪 961 69 55ms 20 Nov 2022 651st astdefu 961 69 56ms 8 Dec 2022 651st DialFrost 🇸🇬 961 69 57ms 12 Dec 2022 651st syntax-rules 961 69 57ms 25 Dec 2022 651st ayushdewan 961 69 57ms 2 Jan 2023 651st Betuaredead 961 69 57ms 4 Jan 2023 651st Yewzir 🇧🇪 961 69 56ms 3 Feb 2023 651st CatsAreFluffy 961 69 58ms 18 Feb 2023 651st snyderek 🇺🇸 961 69 57ms 11 Mar 2023 651st xsot 🇸🇬 961 69 59ms 21 May 2023 651st ovs-code 🇩🇪 961 69 57ms 3 Oct 2023 651st fuzzylojik-golf 🇺🇸 961 69 54ms 21 Oct 2023 651st FlyingPenguin223 961 69 54ms 1 Nov 2023 651st GolfingSuccess 🇬🇷 961 69 51ms 3 Nov 2023 651st Herbert00709 🇵🇱 961 69 58ms 10 Nov 2023 651st roupiq 🇵🇱 961 69 51ms 10 Nov 2023 651st drabart 🇵🇱 961 69 55ms 11 Dec 2023 651st kkoenig 961 69 58ms 22 Dec 2023 651st byronknoll 🇺🇸 961 69 56ms 6 Feb 2024 651st Mandrzejy 🇵🇱 961 69 58ms 4 Mar 2024 651st error256 961 69 50ms 27 May 2024 651st jipsong 🇩🇪 961 69 52ms 27 Jun 2024 651st Jacob385 961 69 56ms 31 Jul 2024 651st pardouin 🇫🇷 961 69 57ms 19 Oct 2024 651st dodecahedron6291 961 69 57ms 3 Nov 2024 651st 09cf 961 69 52ms 16 Dec 2024 651st yeminghan2021 961 69 49ms 1 Feb 2025 651st KasperKivimaeki 🇫🇮 961 69 58ms 24 Mar 2025 651st b-illy 🇬🇧 961 69 50ms 31 May 2025 651st joaosigma 🇵🇹 961 69 57ms 12 Jul 2025 651st rucin93 🇵🇱 961 69 56ms 23 Jul 2025 651st gusrod-coder 961 69 59ms 19 Sep 2025 651st Yax42 🇫🇷 961 69 55ms 4 Oct 2025 651st AdrienHache 🇫🇷 961 69 57ms 6 Oct 2025 651st snoozingnewt 🇨🇦 961 69 55ms 24 Oct 2025 651st luuumine 🇫🇷 961 69 51ms 30 Oct 2025 651st Languag3 961 69 57ms 18 Dec 2025 709th kmaork 🇮🇱 960 37 9ms 18 Apr 2018 709th edre 960 37 10ms 2 May 2018 709th tjtnorton 960 37 10ms 8 Nov 2018 709th PawaritL 960 37 10ms 28 Jan 2019 709th PFischbeck 960 37 9ms 2 Aug 2019 709th hoodadam 960 37 9ms 25 Oct 2019 709th CyberTapir 960 37 9ms 29 Jul 2020 709th McAidan99 960 37 10ms 29 Jul 2020 709th obamaman360 960 37 9ms 29 Jul 2020 709th PhonicCanine 960 37 9ms 1 Aug 2020 709th BBoehm 🇩🇪 960 37 10ms 8 Dec 2020 709th 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