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 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 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 Calendar 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 Multitap Input 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 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 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 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 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 Calendar 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 Multitap Input 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 Chars Time Submitted 825th CaedenHarper 🇨🇦 947 58 454ms 24 Sep 2025 825th error256 947 58 498ms 24 Sep 2025 825th Shanethegamer 🇺🇸 947 58 434ms 25 Sep 2025 825th FlyingPenguin223 947 58 424ms 25 Sep 2025 825th emgordon154 947 58 432ms 25 Sep 2025 825th duckyluuk 🇳🇱 947 58 406ms 25 Sep 2025 825th m-tkach 🇺🇦 947 58 387ms 25 Sep 2025 825th voytxt 🇨🇿 947 58 367ms 25 Sep 2025 825th Yewzir 🇧🇪 947 58 452ms 2 Oct 2025 825th Andrey2001 947 58 497ms 23 days ago 836th I-Love-47 🇺🇦 947 70 78ms 8 Feb 2022 836th ZakkkkAttackkkk 🇵🇭 947 70 75ms 27 Jul 2022 836th FlorianCassayre 🇫🇷 947 70 74ms 10 Oct 2022 836th thatbirdguythatuknownot 947 70 76ms 8 Jan 2023 836th tailorspy 947 70 65ms 15 Mar 2023 836th neel11235813 947 70 57ms 16 Dec 2023 836th wlaud9 947 70 61ms 5 Feb 2024 836th SadiinsoSnowfall 🇫🇷 947 70 67ms 15 Feb 2024 836th oceko 947 70 81ms 19 Feb 2024 836th bac0id 947 70 80ms 23 Feb 2024 836th IlkkaTakala 947 70 83ms 26 Apr 2024 836th cefqrn 947 70 74ms 26 May 2024 836th Kacarott 🇦🇺 947 70 60ms 29 Aug 2024 836th edsrzf 🇳🇿 947 70 76ms 12 Sep 2024 836th plcc0 947 70 76ms 27 Mar 2025 836th emgordon154 947 70 81ms 1 Jun 2025 836th IntOverflow-maxwell 947 70 64ms 26 Aug 2025 836th timhaj 🇸🇮 947 70 67ms 12 Sep 2025 836th LordSir101 947 70 81ms 17 Sep 2025 836th Zounon 947 70 75ms 18 Sep 2025 836th qpwoeirut 947 70 66ms 14 Oct 2025 836th CaedenHarper 🇨🇦 947 70 80ms 30 Oct 2025 858th Kacarott 🇦🇺 946 26 63ms 8 days ago 858th GrayJoKing 🇦🇺 946 26 83ms 7 days ago 858th error256 946 26 61ms 7 days ago 861st Attero 🇸🇪 946 52 367ms 21 Nov 2021 861st BBoehm 🇩🇪 946 52 372ms 21 Nov 2021 861st eldritchconundrum 946 52 368ms 21 Nov 2021 861st initram 946 52 366ms 21 Nov 2021 861st jakzo 946 52 371ms 21 Nov 2021 861st janbehrens 🇩🇪 946 52 388ms 21 Nov 2021 861st KatieLG 🇬🇧 946 52 339ms 21 Nov 2021 861st markdchurchill 946 52 349ms 21 Nov 2021 861st raphaelimahorn 946 52 366ms 21 Nov 2021 861st m-tkach 🇺🇦 946 52 378ms 2 Dec 2021 861st Irratix 🇳🇱 946 52 392ms 9 Dec 2021 861st SirBogman 🇺🇸 946 52 416ms 14 Dec 2021 861st ovs-code 🇩🇪 946 52 358ms 6 Jul 2022 861st Shanethegamer 🇺🇸 946 52 391ms 11 Jul 2022 861st tkr-sh 🇰🇵 946 52 361ms 14 Jul 2022 861st ZakkkkAttackkkk 🇵🇭 946 52 375ms 26 Jul 2022 861st 5quiwyrm 946 52 385ms 31 Aug 2022 861st Alex-x90 🇺🇸 946 52 364ms 17 Oct 2022 861st trist224 🇫🇷 946 52 362ms 9 Nov 2022 861st oceko 946 52 369ms 26 Nov 2022 861st astdefu 946 52 384ms 10 Dec 2022 861st Betuaredead 946 52 377ms 4 Jan 2023 861st Yewzir 🇧🇪 946 52 374ms 5 Feb 2023 861st adyache 🇺🇸 946 52 381ms 30 Apr 2023 861st speles 🇺🇦 946 52 373ms 12 Nov 2023 861st kkoenig 946 52 379ms 22 Dec 2023 861st voytxt 🇨🇿 946 52 362ms 26 Jan 2024 861st duckyluuk 🇳🇱 946 52 371ms 9 Apr 2024 861st error256 946 52 372ms 10 May 2024 861st edsrzf 🇳🇿 946 52 361ms 12 Sep 2024 861st CaedenHarper 🇨🇦 946 52 326ms 16 Jan 2025 861st wiz0u 946 52 323ms 18 Jan 2025 861st Natanaelel 🇸🇪 946 52 333ms 24 Jan 2025 861st emgordon154 946 52 374ms 1 Jun 2025 861st Maximizer02 946 52 381ms 17 Sep 2025 861st cmddog 946 52 364ms 17 Sep 2025 861st LordSir101 946 52 370ms 18 Sep 2025 861st albanian-laundromat 946 52 374ms 30 Oct 2025 861st Soyo-Wind 946 52 328ms 3 Nov 2025 861st solisolu 946 52 375ms 26 days ago First Prev 826–900 of 9,503 Next Last