Fibonacci in all languages in chars. 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 Gray Code Decoder Gray Code Encoder 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 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 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 Chars 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 15 Jan 2026 528th FranklinJiaChen 961 43 2ms 15 Feb 2026 528th aksyristos 961 43 2ms 3 days ago 528th Matter1024 🇮🇳 961 43 2ms 3 hours ago 648th Lydxn 🇨🇦 961 69 62ms 1 Jan 2022 648th prplz 🇦🇺 961 69 64ms 1 Jan 2022 648th JayXon 🇺🇸 961 69 58ms 2 Jan 2022 648th sean-niemann 🇺🇸 961 69 62ms 2 Jan 2022 648th sisyphus-ppcg 🇦🇺 961 69 60ms 2 Jan 2022 648th nwellnhof 🇩🇪 961 69 68ms 2 Jan 2022 648th m-tkach 🇺🇦 961 69 59ms 2 Jan 2022 648th Irratix 🇳🇱 961 69 74ms 3 Jan 2022 648th SirBogman 🇺🇸 961 69 61ms 3 Jan 2022 648th GrayJoKing 🇦🇺 961 69 66ms 4 Jan 2022 648th btnlq 961 69 56ms 4 Jan 2022 648th primo-ppcg 🇹🇭 961 69 69ms 18 Jan 2022 648th inventshah 961 69 57ms 19 Jan 2022 648th MeWhenI 🇻🇦 961 69 62ms 8 May 2022 648th shellbertt 🇨🇦 961 69 56ms 9 May 2022 648th jared-hughes 961 69 69ms 20 Jul 2022 648th Shanethegamer 🇺🇸 961 69 57ms 27 Aug 2022 648th Steffan153 🇫🇮 961 69 63ms 1 Oct 2022 648th Alex-x90 🇺🇸 961 69 69ms 17 Oct 2022 648th qwertyuiop3 🇷🇺 961 69 62ms 20 Oct 2022 648th Seek64 🇩🇪 961 69 55ms 11 Nov 2022 648th janbehrens 🇩🇪 961 69 57ms 20 Nov 2022 648th astdefu 961 69 66ms 8 Dec 2022 648th DialFrost 🇸🇬 961 69 56ms 12 Dec 2022 648th syntax-rules 961 69 67ms 25 Dec 2022 648th ayushdewan 961 69 59ms 2 Jan 2023 648th Betuaredead 961 69 62ms 4 Jan 2023 648th Yewzir 🇧🇪 961 69 60ms 3 Feb 2023 648th CatsAreFluffy 961 69 56ms 18 Feb 2023 648th snyderek 🇺🇸 961 69 62ms 11 Mar 2023 648th xsot 🇸🇬 961 69 59ms 21 May 2023 648th ovs-code 🇩🇪 961 69 62ms 3 Oct 2023 648th fuzzylojik-golf 🇺🇸 961 69 57ms 21 Oct 2023 648th FlyingPenguin223 961 69 58ms 1 Nov 2023 648th GolfingSuccess 🇬🇷 961 69 57ms 3 Nov 2023 648th Herbert00709 🇵🇱 961 69 59ms 10 Nov 2023 648th roupiq 🇵🇱 961 69 59ms 10 Nov 2023 648th drabart 🇵🇱 961 69 64ms 11 Dec 2023 648th kkoenig 961 69 60ms 22 Dec 2023 648th byronknoll 🇺🇸 961 69 56ms 6 Feb 2024 648th Mandrzejy 🇵🇱 961 69 58ms 4 Mar 2024 648th error256 961 69 62ms 27 May 2024 648th jipsong 🇩🇪 961 69 65ms 27 Jun 2024 648th Jacob385 961 69 57ms 31 Jul 2024 648th pardouin 🇫🇷 961 69 62ms 19 Oct 2024 648th dodecahedron6291 961 69 61ms 3 Nov 2024 648th 09cf 961 69 61ms 16 Dec 2024 648th yeminghan2021 961 69 57ms 1 Feb 2025 648th KasperKivimaeki 🇫🇮 961 69 58ms 24 Mar 2025 648th b-illy 🇬🇧 961 69 59ms 31 May 2025 648th joaosigma 🇵🇹 961 69 60ms 12 Jul 2025 648th rucin93 🇵🇱 961 69 58ms 23 Jul 2025 648th gusrod-coder 961 69 60ms 19 Sep 2025 648th Yax42 🇫🇷 961 69 59ms 4 Oct 2025 648th AdrienHache 🇫🇷 961 69 56ms 6 Oct 2025 648th snoozingnewt 🇨🇦 961 69 57ms 24 Oct 2025 648th luuumine 🇫🇷 961 69 61ms 30 Oct 2025 648th Languag3 961 69 58ms 18 Dec 2025 648th edsrzf 🇳🇿 961 69 56ms 5 days ago 707th kmaork 🇮🇱 960 37 9ms 18 Apr 2018 707th edre 960 37 10ms 2 May 2018 707th tjtnorton 960 37 10ms 8 Nov 2018 707th PawaritL 960 37 10ms 28 Jan 2019 707th PFischbeck 960 37 9ms 2 Aug 2019 707th hoodadam 960 37 9ms 25 Oct 2019 707th CyberTapir 960 37 9ms 29 Jul 2020 707th McAidan99 960 37 10ms 29 Jul 2020 707th obamaman360 960 37 9ms 29 Jul 2020 707th PhonicCanine 960 37 9ms 1 Aug 2020 707th BBoehm 🇩🇪 960 37 10ms 8 Dec 2020 707th neihousaigaai 960 37 10ms 8 May 2021 707th jacklynnepenick 960 37 9ms 13 Aug 2021 707th jrm5399 🇰🇿 960 37 9ms 31 Jan 2022 First Prev 641–720 of 9,882 Next Last