Fibonacci in Python 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 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 ArkScript 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 ArkScript 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 Calendar 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 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 Apéry’s Constant Binary Lambda Calculus 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 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 187th AidanWalter 947 38 10ms 27 Nov 2025 187th dgambit 947 38 10ms 3 Dec 2025 187th TriodeLzx 947 38 9ms 3 Dec 2025 187th yujqiao 947 38 10ms 16 Dec 2025 187th jhallgreen 947 38 10ms 20 Dec 2025 187th xdaniel-lim 947 38 10ms 18 days ago 187th JesseNoEyes 🇺🇸 947 38 10ms 18 days ago 187th matricronia 947 38 10ms 6 days ago 187th JOrE20 🇺🇸 947 38 10ms 6 days ago 187th msbranicky 947 38 11ms 8 hours ago 811th myfatemi04 923 39 9ms 6 Jan 2018 811th AlanLynn 923 39 9ms 28 Feb 2018 811th Xeve-Dor 923 39 9ms 11 Apr 2018 811th plaiho 923 39 9ms 21 May 2018 811th Pierre-Loic 923 39 9ms 5 Jun 2018 811th Sandpaper567 923 39 10ms 11 Aug 2018 811th NoliHyd 923 39 9ms 24 Sep 2018 811th durgasailakshmi 923 39 10ms 20 Jan 2019 811th meenansai 923 39 9ms 20 Jan 2019 811th pkitachi 923 39 8ms 20 Jan 2019 811th timkaiser 923 39 9ms 18 Apr 2019 811th Bibi2424 923 39 9ms 13 May 2019 811th patbassing 923 39 9ms 26 May 2019 811th decorator-factory 923 39 9ms 27 May 2019 811th oAsAo 923 39 10ms 6 Jul 2019 811th sambirnbaum1 923 39 10ms 6 Sep 2019 811th mcjo163 923 39 9ms 14 Sep 2019 811th EricChen1248 923 39 9ms 21 Sep 2019 811th Lemonfrostt 923 39 9ms 14 Dec 2019 811th JamesPriest 923 39 9ms 20 Dec 2019 811th dbdr 923 39 9ms 5 Jan 2020 811th bengsparks 923 39 9ms 24 Jan 2020 811th AforAmpere 923 39 9ms 7 Feb 2020 811th jarekwg 923 39 9ms 24 Mar 2020 811th rzhade3 923 39 10ms 22 May 2020 811th Trickermand 923 39 9ms 25 Jun 2020 811th Psirving 923 39 9ms 23 Jul 2020 811th ldoodle 923 39 9ms 31 Jul 2020 811th j21marshall 923 39 9ms 31 Jul 2020 811th TeDeMos 923 39 9ms 27 Aug 2020 811th HelloGravity 923 39 9ms 30 Oct 2020 811th mrnomm 923 39 9ms 30 Oct 2020 811th Wild266 923 39 9ms 30 Oct 2020 811th petreleon 923 39 9ms 23 Dec 2020 811th SamuelMcGowan 923 39 9ms 12 Jan 2021 811th Tess2662 923 39 12ms 13 Jan 2021 811th chethus 923 39 9ms 9 May 2021 811th ydevor 🇮🇱 923 39 9ms 19 May 2021 811th Larspolo 923 39 9ms 4 Jun 2021 811th knutae 🇳🇴 923 39 9ms 15 Jul 2021 811th yudi-matsuzake 923 39 9ms 10 Aug 2021 811th Waffle3z 923 39 9ms 26 Aug 2021 811th mortimervonchappuis 923 39 9ms 31 Aug 2021 811th lilyyy411 923 39 9ms 9 Sep 2021 811th SlicesOfficial 923 39 9ms 15 Oct 2021 811th DylanScottCarroll 923 39 9ms 8 Nov 2021 811th peterprescott 923 39 9ms 19 Nov 2021 811th sbr075 923 39 9ms 7 Dec 2021 811th brochmann 🇸🇪 923 39 9ms 7 Feb 2022 811th vodker1 923 39 9ms 7 Mar 2022 811th KieranZimmer 923 39 9ms 12 Mar 2022 811th Sandmann6d 923 39 9ms 22 Apr 2022 811th 201170 923 39 9ms 29 Jul 2022 811th smw5qz 923 39 9ms 10 Sep 2022 811th eshilo-draper 923 39 9ms 12 Sep 2022 811th aldonald 923 39 9ms 21 Sep 2022 811th stewSquared 🇺🇸 923 39 9ms 27 Sep 2022 811th za3k 923 39 9ms 9 Oct 2022 811th TheRealOhead 🇺🇸 923 39 9ms 23 Nov 2022 811th Setvizan 923 39 10ms 6 Jan 2023 811th dcc5480 923 39 9ms 12 Jan 2023 811th mossprescott 923 39 8ms 15 Jan 2023 811th 0xBenCantCode 923 39 10ms 13 May 2023 811th christensendaniel 923 39 9ms 26 Aug 2023 811th gptlang 923 39 9ms 2 Oct 2023 811th charliegaming 923 39 9ms 3 Oct 2023 811th gussy420 923 39 9ms 27 Oct 2023 811th anarconic 923 39 10ms 6 Dec 2023 811th tobyLovick 923 39 9ms 13 Dec 2023 811th smokestacklightnin 🇺🇸 923 39 9ms 2 Mar 2024 First Prev 801–880 of 2,073 Next Last