Fibonacci in JavaScript in chars. 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 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 Trinomial Triangle 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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 524th cdanek 688 48 2 Apr 2018 524th MechaFinch 688 48 19 Feb 2019 524th TTWNO 688 48 15 Apr 2019 524th jrburga 688 48 18 Nov 2019 524th marekMin 688 48 10 Jun 2020 524th nico-bachner 688 48 28 Dec 2020 524th LakeThomason 688 48 1 Jun 2021 524th hymanimy 688 48 27 Jul 2021 524th delgoodie 688 48 19 Oct 2021 524th CutOffFrequency 688 48 31 Oct 2022 524th Weston49 688 48 11 Dec 2022 524th Baxi-codes 688 48 25 Dec 2022 524th kellantech 688 48 23 May 2023 524th fkantelberg 688 48 15 Jul 2023 524th Posandu 688 48 23 Sep 2023 524th AntoineBlondon 688 48 15 Jul 2024 524th abhishekg999 688 48 21 Sep 2024 543rd ArturLange 673 49 31 Aug 2018 543rd felixpackard 673 49 16 Mar 2020 543rd hvanderdys 673 49 10 Sep 2020 543rd stadamdoki 673 49 12 Apr 2021 543rd cubedhuang 673 49 23 Mar 2022 543rd cmoedk 673 49 5 Nov 2022 543rd Florian-Mt 673 49 20 Nov 2023 543rd SrGalletaEXT 673 49 22 Jul 2024 543rd xShadowBlade 673 49 24 Nov 2024 543rd Charlie85270 673 49 25 Jun 2025 553rd petewritescode 660 50 14 Dec 2018 553rd rzhade3 660 50 22 May 2020 553rd taimanh229 660 50 31 Dec 2020 553rd matricronia 660 50 6 May 2021 553rd MichalMarsalek 🇨🇿 660 50 29 Nov 2021 553rd fitzdotlol 🇺🇸 660 50 18 Feb 2022 553rd Bonjour27891 🇻🇳 660 50 12 Mar 2022 553rd jlivas 660 50 1 Jul 2022 553rd tse-jp 🇯🇵 660 50 30 Nov 2022 553rd tuxillator 660 50 15 Dec 2022 553rd lucipas 660 50 8 May 2024 553rd Vexxter9 🇳🇱 660 50 20 Sep 2024 553rd allistersascha 660 50 11 Oct 2024 553rd Dddatt 660 50 9 Jan 2025 567th genius257 647 51 23 Mar 2018 567th stanley-c-so 647 51 4 Oct 2019 567th Jumprocks1 647 51 11 Feb 2020 567th jn-lp 🇺🇦 647 51 31 Oct 2020 567th RedstoneTim 647 51 26 Jun 2021 567th aksyristos 647 51 27 Oct 2022 567th rdscott-vrsk 647 51 12 May 2023 567th Ralac07 🇦🇺 647 51 18 Apr 2025 575th bobesa 635 52 16 Oct 2017 575th xen-the 635 52 10 Oct 2018 575th Caylyn 635 52 22 Dec 2018 575th joeytwiddle 635 52 4 Feb 2019 575th phillygogo 635 52 5 Jun 2019 575th wouterraateland 635 52 8 Jul 2019 575th pg98 635 52 4 Sep 2019 575th paavohuhtala 635 52 4 Jan 2020 575th jankaifer 635 52 8 Aug 2020 575th lowlighter 635 52 30 Oct 2020 575th 102 635 52 18 Nov 2020 575th arrudagates 635 52 23 Jun 2021 575th teofum 635 52 8 Mar 2022 575th mamamia5x 635 52 8 Mar 2024 575th junkondo-jp 635 52 6 May 2024 575th Sinescape 635 52 16 Sep 2024 575th gigaprofisi 🇺🇸 635 52 10 Aug 2025 592nd johnennewdeeson 623 53 16 Oct 2017 592nd someone12346 623 53 1 Apr 2018 592nd gunnermanx 623 53 4 Jan 2019 592nd frankviktorfrank 623 53 26 Mar 2019 592nd gjbianco 623 53 27 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