Fibonacci in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang 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 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang 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 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 526th icy-lava 960 43 1ms 5 Feb 2018 526th Erutuon 960 43 2ms 21 Feb 2018 526th Florob 960 43 2ms 1 Apr 2018 526th kartik-s 960 43 2ms 13 Apr 2018 526th cafehaine 🇫🇷 960 43 1ms 30 Jul 2018 526th esparano 960 43 2ms 25 Apr 2019 526th primo-ppcg 🇹🇭 960 43 2ms 15 Feb 2020 526th Shanethegamer 🇺🇸 960 43 2ms 23 Feb 2020 526th GalladeGuy 🇺🇸 960 43 2ms 23 Feb 2020 526th prplz 🇦🇺 960 43 1ms 24 Feb 2020 526th DaCoolOne 960 43 1ms 25 Feb 2020 526th Attero 🇸🇪 960 43 2ms 5 Mar 2020 526th bastienvoirin 🇫🇷 960 43 2ms 5 Apr 2020 526th Darkrizen7 960 43 2ms 8 Apr 2020 526th dmoa 960 43 1ms 10 Jul 2020 526th janbehrens 🇩🇪 960 43 1ms 20 Aug 2020 526th Waffle3z 960 43 2ms 25 Sep 2020 526th marcin7Cd 960 43 2ms 8 Oct 2020 526th GoateSo 960 43 2ms 18 Oct 2020 526th BBoehm 🇩🇪 960 43 2ms 4 Jan 2021 526th GrayJoKing 🇦🇺 960 43 1ms 12 Jan 2021 526th Lydxn 🇨🇦 960 43 2ms 13 Jan 2021 526th Irratix 🇳🇱 960 43 1ms 14 Jan 2021 526th sisyphus-ppcg 🇦🇺 960 43 1ms 20 Jan 2021 526th JayXon 🇺🇸 960 43 1ms 19 Feb 2021 526th oljoi 960 43 2ms 2 Apr 2021 526th s-g-stavely 960 43 4ms 3 May 2021 526th MatheusAvellar 🇧🇷 960 43 2ms 6 May 2021 526th Natanaelel 🇸🇪 960 43 2ms 18 May 2021 526th call23re 960 43 1ms 4 Sep 2021 526th StarmaQ 960 43 2ms 10 Sep 2021 526th btnlq 960 43 2ms 27 Sep 2021 526th MeWhenI 🇻🇦 960 43 2ms 11 Oct 2021 526th RockOfStone 960 43 1ms 8 Nov 2021 526th funkkiy 🇧🇷 960 43 2ms 20 Nov 2021 526th TetraPengwin 960 43 2ms 14 Dec 2021 526th Anonymousellama21 960 43 2ms 23 Dec 2021 526th CedricGebistorf 960 43 1ms 2 Feb 2022 526th jared-hughes 960 43 2ms 15 Feb 2022 526th 060664-swcsd 960 43 2ms 9 Mar 2022 526th vincens2005 🇺🇸 960 43 2ms 29 Mar 2022 526th Mortis66666 960 43 2ms 27 May 2022 526th MichalMarsalek 🇨🇿 960 43 1ms 18 Aug 2022 526th 5quiwyrm 960 43 1ms 30 Aug 2022 526th Steffan153 🇫🇮 960 43 2ms 1 Oct 2022 526th clockworknazo 960 43 1ms 16 Oct 2022 526th qwertyuiop3 🇷🇺 960 43 1ms 20 Oct 2022 526th aDwarfNamedUrist 960 43 2ms 10 Nov 2022 526th DialFrost 🇸🇬 960 43 1ms 1 Dec 2022 526th thatbirdguythatuknownot 960 43 2ms 20 Dec 2022 526th b10011 🇫🇮 960 43 2ms 28 Dec 2022 526th cefqrn 960 43 2ms 31 Dec 2022 526th MCausc78 🇺🇦 960 43 2ms 5 Jan 2023 526th sean-niemann 🇺🇸 960 43 1ms 6 Jan 2023 526th CheeseCake628 🇳🇴 960 43 2ms 14 Feb 2023 526th scpchicken 🇵🇼 960 43 1ms 6 Mar 2023 526th KingSkyrock 🇺🇸 960 43 2ms 22 Mar 2023 526th mtirado1 960 43 1ms 17 Apr 2023 526th Sciman101 960 43 2ms 16 May 2023 526th Yewzir 🇧🇪 960 43 2ms 29 May 2023 526th ToE42 960 43 2ms 14 Jul 2023 526th adriweb 🇫🇷 960 43 2ms 8 Aug 2023 526th ovs-code 🇩🇪 960 43 1ms 16 Aug 2023 526th jipsong 🇩🇪 960 43 2ms 25 Aug 2023 526th jacobly0 🇺🇸 960 43 2ms 4 Sep 2023 526th snoozingnewt 🇺🇸 960 43 2ms 10 Sep 2023 526th m-tkach 🇺🇦 960 43 2ms 10 Sep 2023 526th msbranicky 960 43 2ms 10 Sep 2023 526th FlyingPenguin223 960 43 1ms 2 Oct 2023 526th charliegaming 960 43 2ms 3 Oct 2023 526th xsot 🇸🇬 960 43 2ms 9 Oct 2023 526th SirBogman 🇺🇸 960 43 1ms 20 Oct 2023 526th m42km 960 43 2ms 25 Nov 2023 526th epic-programmer-guy 960 43 1ms 17 Dec 2023 526th stellartux 960 43 2ms 24 Dec 2023 First Prev 526–600 of 9,250 Next Last