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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 818th 1lann 952 79 257ms 17 Apr 2020 818th jerrandolph 952 79 260ms 17 Apr 2020 818th Shanethegamer 🇺🇸 952 79 266ms 17 Apr 2020 818th jamesallured 952 79 249ms 18 Apr 2020 818th stuartcarnie 952 79 259ms 18 Apr 2020 818th yzhs 🇩🇪 952 79 268ms 19 Apr 2020 818th MahlerFive 🇨🇦 952 79 256ms 20 Apr 2020 818th b97tsk 952 79 261ms 20 Apr 2020 818th jerome-laforge 952 79 263ms 20 Apr 2020 818th yzzyx 952 79 272ms 20 Apr 2020 818th aivarasbaranauskas 952 79 282ms 20 Apr 2020 818th j0ran 952 79 258ms 20 Apr 2020 818th joaxcar 952 79 259ms 20 Apr 2020 818th potatoattack 952 79 265ms 20 Apr 2020 818th titpetric 952 79 257ms 20 Apr 2020 818th agschwender 952 79 262ms 20 Apr 2020 818th crholm 952 79 262ms 21 Apr 2020 818th tsakath 952 79 271ms 22 Apr 2020 818th SirBogman 🇺🇸 952 79 266ms 23 Apr 2020 818th cduerm 952 79 259ms 12 May 2020 818th prplz 🇦🇺 952 79 272ms 5 Jul 2020 818th dpatterbee 952 79 273ms 20 Aug 2020 818th KatieLG 🇬🇧 952 79 262ms 28 Sep 2020 818th Irratix 🇳🇱 952 79 254ms 17 Oct 2020 818th nwellnhof 🇩🇪 952 79 257ms 17 Oct 2020 818th NewDefectus 🇮🇱 952 79 262ms 1 Nov 2020 818th emplv 🇱🇻 952 79 253ms 24 Nov 2020 818th JayXon 🇺🇸 952 79 257ms 27 Dec 2020 818th GrayJoKing 🇦🇺 952 79 259ms 9 Jan 2021 818th Lydxn 🇨🇦 952 79 251ms 10 Jan 2021 818th sisyphus-ppcg 🇦🇺 952 79 272ms 22 Jan 2021 818th MatheusAvellar 🇧🇷 952 79 259ms 6 May 2021 818th Natanaelel 🇸🇪 952 79 264ms 27 May 2021 818th cure-honey 🇯🇵 952 79 260ms 23 Jun 2021 818th vang1ong7ang 952 79 263ms 26 Oct 2021 818th yzkonchain 952 79 253ms 26 Oct 2021 818th Hecate2 952 79 259ms 26 Oct 2021 818th MeWhenI 🇻🇦 952 79 242ms 4 Nov 2021 818th stefangimmillaro 952 79 261ms 7 Jan 2022 818th btnlq 952 79 290ms 1 Feb 2022 818th JRaspass 🇬🇧 952 79 245ms 29 Mar 2022 818th martin-viggiano 952 79 257ms 22 Jun 2022 818th hajimehoshi 🇯🇵 952 79 261ms 24 Sep 2022 818th Steffan153 🇫🇮 952 79 273ms 1 Oct 2022 818th kimbo 🇺🇸 952 79 275ms 27 Dec 2022 818th m-tkach 🇺🇦 952 79 253ms 14 Jun 2023 818th sean-niemann 🇺🇸 952 79 260ms 27 Jun 2023 818th ovs-code 🇩🇪 952 79 268ms 16 Aug 2023 818th snoozingnewt 🇺🇸 952 79 259ms 23 Sep 2023 818th Yewzir 🇧🇪 952 79 269ms 21 Oct 2023 818th elgan65536 952 79 258ms 23 Oct 2023 818th Betuaredead 952 79 282ms 12 Nov 2023 818th DialFrost 🇸🇬 952 79 248ms 16 Dec 2023 818th kkoenig 952 79 255ms 22 Dec 2023 818th harshit54 952 79 259ms 6 Jan 2024 818th bzijlema 🇳🇱 952 79 253ms 26 Jan 2024 818th bastatom 952 79 325ms 16 Feb 2024 818th neel11235813 952 79 260ms 26 Mar 2024 818th Grrisly 952 79 254ms 27 Mar 2024 818th jipsong 🇩🇪 952 79 282ms 13 Jun 2024 818th dbut2 🇦🇺 952 79 258ms 16 Jul 2024 818th edsrzf 🇳🇿 952 79 253ms 2 Sep 2024 818th pardouin 🇫🇷 952 79 255ms 4 Sep 2024 818th duckyluuk 🇳🇱 952 79 258ms 19 Sep 2024 818th b-illy 🇬🇧 952 79 264ms 29 Sep 2024 818th CaedenHarper 🇨🇦 952 79 257ms 22 Oct 2024 818th emgordon154 952 79 266ms 11 Nov 2024 818th error256 952 79 247ms 16 Dec 2024 818th martindotexe 🇳🇴 952 79 268ms 22 Apr 2025 818th fuzzylojik-golf 🇺🇸 952 79 257ms 29 May 2025 818th 0xjac 🇨🇭 952 79 262ms 7 Jun 2025 818th targrik 952 79 249ms 29 Jun 2025 818th FlorianCassayre 🇫🇷 952 79 281ms 16 Jul 2025 818th jessesomerville 952 79 253ms 20 Jul 2025 818th GolfingSuccess 🇬🇷 952 79 262ms 22 Aug 2025 First Prev 826–900 of 9,277 Next Last