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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 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) 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 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 Taxicab 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) 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 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 Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 58th Seek64 🇩🇪 987 36 10ms 6 May 2022 58th cooljoseph1 987 36 11ms 6 May 2022 58th programjames 987 36 10ms 6 May 2022 58th RDShah 987 36 10ms 8 May 2022 58th x-elf 987 36 11ms 30 Jun 2022 58th thatbirdguythatuknownot 987 36 10ms 30 Jun 2022 58th AlephSquirrel 987 36 10ms 1 Jul 2022 58th jujurocking 987 36 10ms 11 Jul 2022 58th Shanethegamer 🇺🇸 987 36 11ms 11 Jul 2022 58th tkr-sh 🇰🇵 987 36 10ms 14 Jul 2022 58th bob-th 987 36 11ms 8 Aug 2022 58th 5quiwyrm 987 36 9ms 29 Aug 2022 58th Steffan153 🇫🇮 987 36 9ms 22 Sep 2022 58th Mikey-Beep 🇬🇧 987 36 10ms 2 Oct 2022 58th stefangimmillaro 987 36 9ms 17 Oct 2022 58th Alex-x90 🇺🇸 987 36 9ms 21 Oct 2022 58th trist224 🇫🇷 987 36 11ms 9 Nov 2022 58th pardouin 🇫🇷 987 36 11ms 9 Nov 2022 58th oceko 987 36 10ms 26 Nov 2022 58th DialFrost 🇸🇬 987 36 10ms 13 Dec 2022 58th neel11235813 987 36 10ms 20 Dec 2022 58th bricknellj 987 36 10ms 28 Dec 2022 58th sean-niemann 🇺🇸 987 36 11ms 7 Jan 2023 58th scpchicken 🇵🇼 987 36 11ms 10 Jan 2023 58th Betuaredead 987 36 10ms 16 Jan 2023 58th anter69 🇭🇺 987 36 11ms 26 Jan 2023 58th Yewzir 🇧🇪 987 36 10ms 5 Feb 2023 58th FieryIceStickie 987 36 13ms 8 Feb 2023 58th m3nt0ras 🇬🇷 987 36 10ms 15 Feb 2023 58th KenanHanke 987 36 10ms 21 Feb 2023 58th GolfingSuccess 🇬🇷 987 36 10ms 12 Mar 2023 58th PeterTillema 🇳🇱 987 36 11ms 14 Mar 2023 58th Schreipfelerer 987 36 11ms 9 Apr 2023 58th kg583 🇺🇸 987 36 11ms 10 Apr 2023 58th crispshaker 987 36 11ms 10 Apr 2023 58th zacjl 987 36 10ms 20 Apr 2023 58th MatheweB 987 36 9ms 11 May 2023 58th falsidge 987 36 9ms 16 Jun 2023 58th Rubiksmath 987 36 9ms 17 Jul 2023 58th CornerMercury 🇬🇧 987 36 10ms 24 Aug 2023 58th ndren 987 36 10ms 25 Aug 2023 58th snoozingnewt 🇨🇦 987 36 10ms 23 Sep 2023 58th starfihs 987 36 10ms 9 Oct 2023 58th mattyhempstead 987 36 9ms 11 Oct 2023 58th fuzzylojik-golf 🇺🇸 987 36 10ms 13 Oct 2023 58th taesungh 987 36 9ms 15 Oct 2023 58th htareque 987 36 10ms 18 Oct 2023 58th FlyingPenguin223 987 36 9ms 2 Nov 2023 58th bzijlema 🇳🇱 987 36 10ms 7 Nov 2023 58th wen1now 987 36 10ms 8 Nov 2023 58th SirBogman 🇺🇸 987 36 10ms 8 Dec 2023 58th davecame 987 36 10ms 11 Dec 2023 58th duckyluuk 🇳🇱 987 36 11ms 14 Dec 2023 58th rucin93 🇵🇱 987 36 10ms 15 Jan 2024 58th 2bt 987 36 12ms 9 Feb 2024 58th SadiinsoSnowfall 🇫🇷 987 36 10ms 13 Feb 2024 58th Jacob385 987 36 11ms 21 Feb 2024 58th ThijsLuttikhuis 987 36 10ms 5 Mar 2024 58th voytxt 🇨🇿 987 36 9ms 13 Mar 2024 58th BREMAUCY 🇫🇷 987 36 10ms 17 Mar 2024 58th jtaxen 987 36 10ms 5 Apr 2024 58th HETHAT 🇩🇿 987 36 11ms 12 Apr 2024 58th Kacarott 🇦🇺 987 36 10ms 7 May 2024 58th error256 987 36 11ms 9 May 2024 58th kritixilithos 987 36 9ms 8 Jun 2024 58th lukegustafson 🇺🇸 987 36 11ms 17 Jun 2024 58th bizy-coder 987 36 10ms 29 Jun 2024 58th Bulmenisaurus 987 36 10ms 9 Jul 2024 58th rschwa6308 🇺🇸 987 36 11ms 10 Jul 2024 58th zbreit 🇺🇸 987 36 10ms 10 Jul 2024 58th zach333 987 36 10ms 19 Jul 2024 58th b-illy 🇬🇧 987 36 9ms 19 Jul 2024 58th CaedenHarper 🇨🇦 987 36 10ms 19 Jul 2024 58th khvdm 987 36 9ms 21 Jul 2024 58th namelessiw 987 36 10ms 27 Jul 2024 58th martion2007 987 36 10ms 14 Aug 2024 58th edsrzf 🇳🇿 987 36 11ms 12 Sep 2024 58th kshvedov 987 36 12ms 6 Oct 2024 58th ziselsberger 987 36 11ms 6 Oct 2024 58th KingSkyrock 🇺🇸 987 36 12ms 14 Oct 2024 58th lifthrasiir 🇰🇷 987 36 11ms 16 Nov 2024 58th Mick-Travis 987 36 11ms 5 Dec 2024 58th Ailko 🇧🇪 987 36 10ms 23 Jan 2025 58th Natanaelel 🇸🇪 987 36 10ms 24 Jan 2025 58th jipsong 🇩🇪 987 36 10ms 6 Feb 2025 58th CLOStrophobic 🇮🇹 987 36 10ms 11 Feb 2025 58th kops-cg 987 36 9ms 22 Feb 2025 58th KasperKivimaeki 🇫🇮 987 36 10ms 25 Feb 2025 58th JorgeRael 987 36 12ms 3 Apr 2025 58th 4atj 987 36 10ms 8 Apr 2025 58th emgordon154 987 36 10ms 18 Apr 2025 58th DarkInfern010 987 36 11ms 25 May 2025 58th zhaohm14 987 36 10ms 29 May 2025 58th AbrahamJLR 🇻🇪 987 36 10ms 14 Jun 2025 58th swtchblade 987 36 9ms 12 Jul 2025 58th wuduculfre 987 36 11ms 21 Jul 2025 58th muser-logiccpu 🇺🇦 987 36 10ms 23 Jul 2025 58th jasonxue1 987 36 10ms 8 Aug 2025 58th Flekay 🇩🇪 987 36 10ms 9 Aug 2025 58th dokutan 987 36 11ms 18 Aug 2025 First Prev 101–200 of 9,949 Next Last