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 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 1st AdrienHache 🇫🇷 1,000 36 11ms 17 Dec 2025 1st Emutis 🇱🇹 1,000 36 12ms 12 Jan 2026 1st FoxInTheClouds 1,000 36 11ms 15 Feb 2026 1st plcc0 1,000 36 11ms 23 days ago 1st aksyristos 1,000 36 10ms 17 days ago 1st jusaka 1,000 36 10ms 10 days ago 1st StefanHabel 🇨🇦 1,000 36 11ms 7 days ago 1st flekAI 1,000 36 10ms 4 hours ago 169th kmaork 🇮🇱 973 37 10ms 18 Apr 2018 169th edre 973 37 10ms 2 May 2018 169th tjtnorton 973 37 11ms 8 Nov 2018 169th PawaritL 973 37 10ms 28 Jan 2019 169th PFischbeck 973 37 10ms 2 Aug 2019 169th hoodadam 973 37 11ms 25 Oct 2019 169th CyberTapir 973 37 10ms 29 Jul 2020 169th McAidan99 973 37 9ms 29 Jul 2020 169th obamaman360 973 37 10ms 29 Jul 2020 169th PhonicCanine 973 37 9ms 1 Aug 2020 169th BBoehm 🇩🇪 973 37 10ms 8 Dec 2020 169th neihousaigaai 973 37 9ms 8 May 2021 169th jacklynnepenick 973 37 11ms 13 Aug 2021 169th jrm5399 🇰🇿 973 37 11ms 31 Jan 2022 169th mathisfun271 973 37 9ms 5 Mar 2022 169th Nicronmil 973 37 10ms 22 Nov 2022 169th CatsAreFluffy 973 37 9ms 18 Feb 2023 169th cesarm4 973 37 11ms 30 Apr 2023 169th AlexanderFair 973 37 10ms 29 Jun 2023 169th nyoshe 973 37 11ms 10 Oct 2023 169th Grrisly 973 37 10ms 9 Nov 2023 169th 5cw 🇺🇸 973 37 9ms 13 Jul 2024 169th Zounon 973 37 10ms 18 Sep 2025 169th hellopir2 973 37 10ms 11 Oct 2025 169th Coolbeansyeah 973 37 10ms 18 Feb 2026 194th lmeuser 947 38 10ms 2 Dec 2017 194th zdzc 947 38 10ms 8 Dec 2017 194th michael-celani 947 38 9ms 30 Dec 2017 194th kevinmchung 947 38 10ms 10 Jan 2018 194th ssilwa 947 38 10ms 18 Jan 2018 194th clfs 947 38 10ms 22 Jan 2018 194th mhgump-zz 947 38 9ms 29 Jan 2018 194th Constructor7 947 38 10ms 14 Feb 2018 194th temich-nosov 947 38 10ms 18 Feb 2018 194th ProtD 947 38 11ms 27 Feb 2018 194th lverweijen 947 38 9ms 17 Mar 2018 194th blakehurlburt 947 38 10ms 20 Mar 2018 194th Florob 947 38 9ms 1 Apr 2018 194th yevbar 947 38 10ms 7 Apr 2018 194th khuldraeseth 947 38 11ms 10 Apr 2018 194th Mr-Xcoder 947 38 9ms 11 Apr 2018 194th user202729 947 38 9ms 11 Apr 2018 194th justecorruptio 947 38 10ms 13 Apr 2018 194th yokasuretsu 947 38 10ms 13 Apr 2018 194th fclaude 947 38 9ms 13 Apr 2018 194th caerbannogwhite 947 38 10ms 14 Apr 2018 194th MichaHoffmann 947 38 10ms 16 Apr 2018 194th martica 947 38 9ms 19 May 2018 194th pedrotpa 947 38 10ms 20 May 2018 194th Everlone 947 38 9ms 27 May 2018 194th AriaOutten 947 38 9ms 27 May 2018 194th mkillianey 947 38 10ms 18 Jun 2018 194th retrohun 947 38 10ms 25 Jun 2018 194th jslip 947 38 11ms 19 Jul 2018 194th 0jdxt 🇬🇧 947 38 10ms 28 Jul 2018 194th Faweks1 947 38 9ms 31 Jul 2018 194th DaleNaci 947 38 9ms 9 Aug 2018 194th evelyn-fu 947 38 9ms 9 Aug 2018 194th relet 947 38 11ms 9 Aug 2018 194th msrawson 947 38 9ms 10 Aug 2018 194th Sora-the-explora 947 38 9ms 12 Aug 2018 194th Peter-Lande 947 38 10ms 12 Aug 2018 194th CRHillman 947 38 10ms 16 Aug 2018 194th ArturLange 947 38 10ms 31 Aug 2018 194th rollershutter 947 38 10ms 6 Sep 2018 194th newdemian 947 38 10ms 17 Sep 2018 194th raphael-sch 947 38 11ms 24 Sep 2018 194th stevelamm 947 38 9ms 5 Oct 2018 194th Starwort 🇬🇧 947 38 10ms 17 Nov 2018 194th tkwa 947 38 10ms 5 Dec 2018 194th PrettyWood 947 38 11ms 7 Dec 2018 194th bkshrader 947 38 10ms 29 Dec 2018 First Prev 161–240 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