Fibonacci in JavaScript 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) Taxicab Numbers 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic 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) Taxicab Numbers 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 181st ktiy 917 36 10ms 19 Apr 2021 181st ScottHamper 917 36 10ms 22 May 2021 181st MichaelMBradley 🇨🇦 917 36 9ms 21 Mar 2022 181st tkr-sh 🇰🇵 917 36 10ms 14 Jul 2022 181st BlobTheKat 917 36 9ms 18 Jul 2022 181st Setvizan 917 36 10ms 6 Jan 2023 181st piano-miles 917 36 9ms 18 Feb 2023 181st rniii 917 36 11ms 19 Oct 2023 181st olleicua 🇺🇸 917 36 9ms 10 Jan 2024 181st mathisfun271 917 36 9ms 19 Feb 2024 181st IlkkaTakala 917 36 10ms 29 Apr 2024 181st hacker112 🇸🇪 917 36 10ms 14 Jun 2024 181st eMGeeneer 917 36 12ms 31 Jul 2024 181st smclaughlin-cf 917 36 10ms 19 Feb 2025 181st attila8192 917 36 10ms 4 Mar 2025 181st wolftxt 917 36 10ms 14 Jul 2025 181st dokutan 917 36 10ms 17 Nov 2025 181st ComradeSquirrel 917 36 10ms 9 days ago 219th p01 892 37 10ms 1 Jan 2018 219th ScheintodX 892 37 10ms 16 Mar 2018 219th Nash171 892 37 9ms 11 Aug 2018 219th GitaMonster 892 37 11ms 8 Sep 2018 219th tianshuo 892 37 10ms 19 Jun 2019 219th mrxz 🇳🇱 892 37 9ms 27 Jun 2019 219th dymowski 892 37 9ms 11 Jan 2020 219th leo-ard 892 37 9ms 18 Jul 2020 219th cbondurant 892 37 10ms 26 Jul 2020 219th PatrickStephansen 🇿🇦 892 37 10ms 24 Aug 2020 219th revlayle 🇺🇸 892 37 11ms 22 Feb 2021 219th Dazza314 🇬🇧 892 37 11ms 15 Apr 2021 219th Luj8n 892 37 9ms 1 Jun 2021 219th Foxinatel 892 37 10ms 21 Aug 2021 219th devinwelch 892 37 10ms 7 Oct 2021 219th MathisBullinger 892 37 9ms 13 Nov 2021 219th uttumuttu 🇫🇮 892 37 10ms 4 Jan 2022 219th stefangabos 🇷🇴 892 37 9ms 22 Aug 2022 219th MadScience137 892 37 9ms 18 Oct 2022 219th coreynash 892 37 10ms 9 Nov 2022 219th jhpaques 🇫🇷 892 37 10ms 3 Dec 2022 219th retrohun 892 37 10ms 27 Dec 2022 219th Naruyoko 892 37 9ms 6 Mar 2023 219th blobotic 892 37 9ms 13 Jun 2023 219th enrico-canva 892 37 11ms 7 Aug 2023 219th adriweb 🇫🇷 892 37 10ms 8 Aug 2023 219th jbt 892 37 9ms 25 Dec 2023 219th HumanoidCPU 892 37 11ms 16 Mar 2024 219th SpiritAxolotl 🇺🇸 892 37 10ms 22 Mar 2024 219th deancureton 892 37 12ms 24 Mar 2024 219th Xzyaihni 892 37 10ms 26 Apr 2024 219th daniel-cardone 892 37 12ms 6 Jul 2024 219th Mabeloid 🇳🇴 892 37 14ms 13 Oct 2024 219th wh3n3v3r 🇨🇿 892 37 10ms 13 Nov 2024 219th andrewjc2000 892 37 10ms 7 Mar 2025 219th aliakseikalosha 892 37 9ms 5 Jul 2025 219th JOrE20 892 37 10ms 30 Dec 2025 219th balloffur 892 37 11ms 1 Jan 2026 219th Roachbones 892 37 12ms 16 Jan 2026 219th Nathan-Masala 892 37 12ms 23 days ago 259th rwellens 868 38 10ms 29 Dec 2017 259th justecorruptio 868 38 9ms 13 Apr 2018 259th jackkav 868 38 11ms 1 Jul 2018 259th mintypython 868 38 9ms 14 Oct 2018 259th saramaebee 868 38 10ms 14 Oct 2018 259th tangweikun 868 38 10ms 23 Oct 2018 259th cryosis7 868 38 10ms 28 Nov 2018 259th dee-gomma 868 38 13ms 27 Mar 2019 259th handisb 868 38 10ms 20 Oct 2019 259th lukedigby 868 38 9ms 28 Mar 2020 259th marcin7Cd 868 38 9ms 15 May 2020 259th davishyer 868 38 9ms 22 Mar 2021 259th roor0 868 38 10ms 22 Mar 2021 259th kayahr 868 38 11ms 18 Jun 2021 259th blasio99 868 38 9ms 2 Nov 2021 259th daniel-pedersen 🇸🇪 868 38 9ms 6 Mar 2022 259th tcrognon 868 38 13ms 23 May 2022 259th Kesefon 868 38 9ms 5 Nov 2022 259th krcs 🇵🇱 868 38 9ms 27 Nov 2022 259th nstearns96 🇬🇧 868 38 9ms 28 Nov 2022 259th FrederikHutfless 🇩🇪 868 38 10ms 23 Dec 2022 259th Mazn3k 868 38 9ms 11 Feb 2023 259th Just4FunCoder 868 38 10ms 6 Dec 2023 259th Jonatan6 🇩🇰 868 38 10ms 15 Mar 2024 259th Emsa001 868 38 10ms 18 May 2024 259th CheeseCake628 🇳🇴 868 38 9ms 7 Jan 2026 285th tynovsky 846 39 9ms 21 Oct 2017 285th mcammara 846 39 10ms 25 Jul 2018 285th Nefsen402 846 39 9ms 24 Jan 2019 285th Mikaeel66 846 39 8ms 8 Nov 2019 285th pomber 846 39 10ms 8 Jul 2020 285th danielyule 846 39 10ms 9 Aug 2020 285th StefanTifrea 846 39 10ms 5 Oct 2020 285th ashscodes 846 39 9ms 2 Nov 2020 285th bastienvoirin 🇫🇷 846 39 9ms 28 Nov 2020 285th Athe81 846 39 10ms 8 Jan 2021 285th sultan 846 39 10ms 5 May 2021 285th TechNolaByte 846 39 12ms 26 Nov 2021 285th pavelb 846 39 10ms 8 Aug 2022 285th GreenBeansAgainstVeganism 846 39 11ms 13 Jan 2023 285th KevinAndryan 846 39 10ms 10 Jul 2023 285th Davr1 🇨🇿 846 39 10ms 14 Oct 2023 First Prev 201–300 of 876 Next Last