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 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 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 705th CatsAreFluffy 960 37 9ms 18 Feb 2023 705th cesarm4 960 37 9ms 30 Apr 2023 705th AlexanderFair 960 37 10ms 29 Jun 2023 705th nyoshe 960 37 10ms 10 Oct 2023 705th Grrisly 960 37 9ms 9 Nov 2023 705th 5cw 🇺🇸 960 37 9ms 13 Jul 2024 705th Zounon 960 37 12ms 18 Sep 2025 705th hellopir2 960 37 9ms 11 Oct 2025 729th Lydxn 🇨🇦 958 64 2,755ms 13 Jan 2022 729th JayXon 🇺🇸 958 64 121ms 14 Jan 2022 729th kumavale 958 64 118ms 14 Jan 2022 729th frozolotl 958 64 125ms 19 Jan 2022 729th lyphyser 958 64 127ms 21 Jul 2023 729th lynn 958 64 118ms 7 Jul 2024 729th acotis 958 64 121ms 23 Jan 2025 729th DialFrost 🇸🇬 958 64 119ms 4 Apr 2025 729th edsrzf 🇳🇿 958 64 124ms 5 Apr 2025 729th pardouin 🇫🇷 958 64 129ms 17 Apr 2025 729th error256 958 64 124ms 17 Apr 2025 729th emgordon154 958 64 123ms 18 Apr 2025 729th ovs-code 🇩🇪 958 64 121ms 20 Apr 2025 729th plcc0 958 64 120ms 21 Apr 2025 729th sean-niemann 🇺🇸 958 64 121ms 4 Jun 2025 729th Shanethegamer 🇺🇸 958 64 129ms 13 Jun 2025 729th sisyphus-ppcg 🇦🇺 958 64 4,148ms 18 Oct 2025 729th brie-r 958 64 139ms 26 Nov 2025 729th ian-h-chamberlain 🇺🇸 958 64 135ms 18 Dec 2025 748th sisyphus-ppcg 🇦🇺 953 28 81ms 14 Dec 2022 748th Lydxn 🇨🇦 953 28 92ms 15 Dec 2022 748th DialFrost 🇸🇬 953 28 88ms 5 Jul 2025 748th ovs-code 🇩🇪 953 28 77ms 11 Dec 2025 752nd prplz 🇦🇺 953 47 2ms 9 Mar 2019 752nd filharmonista 953 47 1ms 13 Mar 2020 752nd Attero 🇸🇪 953 47 1ms 14 May 2020 752nd nwellnhof 🇩🇪 953 47 1ms 4 Oct 2020 752nd primo-ppcg 🇹🇭 953 47 1ms 5 Oct 2020 752nd alexdreptate 953 47 2ms 9 Oct 2020 752nd paulcirstean-yonder 🇷🇴 953 47 1ms 10 Oct 2020 752nd urojony 🇵🇱 953 47 1ms 28 Dec 2020 752nd GrayJoKing 🇦🇺 953 47 2ms 9 Jan 2021 752nd mihaits 953 47 2ms 29 Jan 2021 752nd NewDefectus 🇮🇱 953 47 2ms 1 Feb 2021 752nd MatheusAvellar 🇧🇷 953 47 1ms 7 May 2021 752nd inventshah 953 47 1ms 8 May 2021 752nd pandapawskat 953 47 4ms 1 Sep 2021 752nd Irratix 🇳🇱 953 47 1ms 1 Sep 2021 752nd lynn 953 47 2ms 2 Oct 2021 752nd vang1ong7ang 953 47 1ms 26 Oct 2021 752nd janbehrens 🇩🇪 953 47 1ms 26 Oct 2021 752nd m-tkach 🇺🇦 953 47 1ms 2 Dec 2021 752nd SirBogman 🇺🇸 953 47 1ms 14 Dec 2021 752nd sean-niemann 🇺🇸 953 47 2ms 5 Jan 2022 752nd btnlq 953 47 1ms 5 Jan 2022 752nd jared-hughes 953 47 1ms 4 Mar 2022 752nd shellbertt 🇨🇦 953 47 2ms 7 Apr 2022 752nd saito-ta 🇯🇵 953 47 1ms 21 Jun 2022 752nd Shanethegamer 🇺🇸 953 47 1ms 11 Jul 2022 752nd AlephSquirrel 953 47 1ms 16 Jul 2022 752nd ZakkkkAttackkkk 🇵🇭 953 47 2ms 26 Jul 2022 752nd Steffan153 🇫🇮 953 47 1ms 1 Oct 2022 752nd FlorianCassayre 🇫🇷 953 47 2ms 8 Oct 2022 752nd ValentinCassayre 953 47 1ms 8 Oct 2022 752nd Alex-x90 🇺🇸 953 47 2ms 17 Oct 2022 752nd MeWhenI 🇻🇦 953 47 2ms 17 Oct 2022 752nd stefangimmillaro 953 47 2ms 17 Oct 2022 752nd qwertyuiop3 🇷🇺 953 47 2ms 20 Oct 2022 752nd madex 🇩🇪 953 47 2ms 10 Nov 2022 752nd Seek64 🇩🇪 953 47 1ms 11 Nov 2022 752nd mathb0y512 953 47 2ms 1 Jan 2023 752nd Betuaredead 953 47 1ms 4 Jan 2023 752nd Yewzir 🇧🇪 953 47 2ms 5 Feb 2023 752nd User2654 953 47 1ms 10 Feb 2023 752nd KenanHanke 953 47 1ms 20 Feb 2023 752nd 386asm 🇺🇸 953 47 1ms 27 Apr 2023 752nd klixel 🇨🇦 953 47 1ms 9 May 2023 752nd Jonatan6 🇩🇰 953 47 1ms 28 May 2023 752nd Bmrl7 953 47 1ms 4 Aug 2023 752nd 09cf 953 47 1ms 20 Sep 2023 752nd snoozingnewt 🇨🇦 953 47 1ms 23 Sep 2023 752nd JohandeRuiter 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