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 Continued Fractions 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 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 ><> ALGOL 68 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 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 Continued Fractions 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 457th DialFrost 🇸🇬 965 51 365ms 7 Jan 2023 457th Steffan153 🇫🇮 965 51 380ms 28 Jan 2023 457th peeveen 🇬🇧 965 51 387ms 15 Sep 2023 457th Herbert00709 🇵🇱 965 51 372ms 18 Nov 2023 457th roupiq 🇵🇱 965 51 377ms 19 Feb 2024 457th Mandrzejy 🇵🇱 965 51 351ms 27 Mar 2024 457th jipsong 🇩🇪 965 51 406ms 13 Jun 2024 457th namelessiw 965 51 390ms 13 Jun 2024 457th Jacob385 965 51 399ms 30 Jul 2024 457th pardouin 🇫🇷 965 51 435ms 24 Sep 2024 457th stefangimmillaro 965 51 438ms 24 Sep 2024 457th b-illy 🇬🇧 965 51 384ms 17 Jan 2025 457th Yax42 🇫🇷 965 51 465ms 6 Feb 2025 457th fuzzylojik-golf 🇺🇸 965 51 379ms 2 Jun 2025 457th AdrienHache 🇫🇷 965 51 509ms 7 Sep 2025 457th Decrare 965 51 430ms 11 Sep 2025 457th snoozingnewt 🇨🇦 965 51 426ms 4 Oct 2025 457th edsrzf 🇳🇿 965 51 484ms 31 Dec 2025 499th pardouin 🇫🇷 964 57 449ms 24 Sep 2025 499th DialFrost 🇸🇬 964 57 492ms 24 Sep 2025 499th JayXon 🇺🇸 964 57 475ms 24 Sep 2025 499th fuzzylojik-golf 🇺🇸 964 57 629ms 24 Sep 2025 499th snoozingnewt 🇨🇦 964 57 341ms 24 Sep 2025 499th b-illy 🇬🇧 964 57 358ms 24 Sep 2025 499th sean-niemann 🇺🇸 964 57 479ms 24 Sep 2025 499th GolfingSuccess 🇬🇷 964 57 432ms 25 Sep 2025 499th btnlq 964 57 428ms 25 Sep 2025 499th nwellnhof 🇩🇪 964 57 444ms 25 Sep 2025 499th namelessiw 964 57 367ms 2 Oct 2025 499th ovs-code 🇩🇪 964 57 493ms 3 Oct 2025 499th Yax42 🇫🇷 964 57 492ms 4 Oct 2025 499th stefangimmillaro 964 57 470ms 6 Oct 2025 499th Apataras 964 57 386ms 7 Oct 2025 499th Jacob385 964 57 443ms 27 Oct 2025 499th MeWhenI 🇻🇦 964 57 402ms 7 Nov 2025 499th cefqrn 964 57 369ms 17 Nov 2025 499th sisyphus-ppcg 🇦🇺 964 57 378ms 25 Nov 2025 499th h3ra993huskp 🇯🇵 964 57 480ms 30 Nov 2025 499th KasperKivimaeki 🇫🇮 964 57 457ms 2 Dec 2025 499th Lydxn 🇨🇦 964 57 443ms 12 Dec 2025 499th edsrzf 🇳🇿 964 57 460ms 31 Dec 2025 499th Steffan153 🇫🇮 964 57 367ms 11 Feb 2026 499th Herbert00709 🇵🇱 964 57 352ms 4 days ago 524th HPWiz 🇳🇿 963 28 205ms 30 Jan 2021 524th JayXon 🇺🇸 963 28 184ms 20 Jun 2021 524th Lydxn 🇨🇦 963 28 204ms 20 Jun 2021 524th btnlq 963 28 174ms 4 Feb 2022 524th antimon2 🇯🇵 963 28 206ms 28 Oct 2022 524th sisyphus-ppcg 🇦🇺 963 28 185ms 7 Mar 2023 524th Steffan153 🇫🇮 963 28 190ms 8 Mar 2023 524th tidalDisruptionEvent 🇨🇦 963 28 200ms 14 Mar 2023 524th lynn 963 28 210ms 14 Mar 2023 524th ovs-code 🇩🇪 963 28 193ms 15 Mar 2023 524th alemelis 963 28 179ms 20 Mar 2023 524th DialFrost 🇸🇬 963 28 210ms 2 Jan 2024 524th twolfive 963 28 189ms 5 Oct 2024 524th sean-niemann 🇺🇸 963 28 206ms 24 Jan 2025 524th plcc0 963 28 189ms 18 days ago 539th icy-lava 961 43 1ms 5 Feb 2018 539th Erutuon 961 43 1ms 21 Feb 2018 539th Florob 961 43 1ms 1 Apr 2018 539th kartik-s 961 43 1ms 13 Apr 2018 539th cafehaine 🇫🇷 961 43 1ms 30 Jul 2018 539th esparano 961 43 2ms 25 Apr 2019 539th primo-ppcg 🇹🇭 961 43 1ms 15 Feb 2020 539th Shanethegamer 🇺🇸 961 43 1ms 23 Feb 2020 539th GalladeGuy 🇺🇸 961 43 1ms 23 Feb 2020 539th prplz 🇦🇺 961 43 1ms 24 Feb 2020 539th DaCoolOne 961 43 1ms 25 Feb 2020 539th Attero 🇸🇪 961 43 1ms 5 Mar 2020 539th bastienvoirin 🇫🇷 961 43 1ms 5 Apr 2020 539th Darkrizen7 961 43 1ms 8 Apr 2020 539th dmoa 961 43 1ms 10 Jul 2020 539th janbehrens 🇩🇪 961 43 1ms 20 Aug 2020 539th Waffle3z 961 43 1ms 25 Sep 2020 539th marcin7Cd 961 43 1ms 8 Oct 2020 539th GoateSo 961 43 1ms 18 Oct 2020 539th BBoehm 🇩🇪 961 43 1ms 4 Jan 2021 539th GrayJoKing 🇦🇺 961 43 1ms 12 Jan 2021 539th Lydxn 🇨🇦 961 43 1ms 13 Jan 2021 First Prev 481–560 of 9,861 Next Last