Fibonacci in Ruby 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 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 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 Calendar 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 Multitap Input 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 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 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 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 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 Calendar 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 Multitap Input 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 63rd ytaki0801 🇯🇵 893 28 32ms 19 Jun 2021 63rd schachmattmatt 893 28 32ms 3 Oct 2021 63rd orthoplex 🇨🇽 893 28 32ms 29 Mar 2022 63rd scpchicken 🇵🇼 893 28 32ms 10 Jan 2023 63rd anter69 🇭🇺 893 28 31ms 9 Feb 2023 63rd Andriamanitra 🇫🇮 893 28 31ms 17 Jul 2023 63rd Yewzir 🇧🇪 893 28 32ms 7 Nov 2023 63rd Betuaredead 893 28 31ms 13 Nov 2023 63rd BREMAUCY 🇫🇷 893 28 32ms 17 Mar 2024 63rd voytxt 🇨🇿 893 28 33ms 7 Apr 2024 63rd jipsong 🇩🇪 893 28 31ms 13 Jun 2024 63rd CaedenHarper 🇨🇦 893 28 32ms 28 Aug 2025 63rd jacekwladzinski 893 28 35ms 9 Oct 2025 63rd blaztoma 🇱🇹 893 28 32ms 11 Oct 2025 63rd solisolu 893 28 37ms 27 days ago 91st graft 862 29 33ms 11 Mar 2018 91st ryanmt 862 29 31ms 27 Jun 2019 91st reireias 862 29 32ms 29 Jul 2019 91st akira-aizawa 🇯🇵 862 29 32ms 3 Nov 2020 91st liemvo 🇻🇳 862 29 33ms 11 May 2021 91st DaCuteRaccoon 862 29 33ms 30 Nov 2022 91st badboj40 862 29 31ms 13 Feb 2023 91st TFeld00 🇩🇰 862 29 32ms 14 Feb 2023 91st dokutan 862 29 32ms 5 Jul 2024 91st HumanoidCPU 862 29 33ms 8 Aug 2024 91st LostSyntax21 🇬🇧 862 29 32ms 3 Dec 2024 91st csharpython 862 29 33ms 22 Jul 2025 91st Babafaba 862 29 31ms 24 days ago 91st D-MOVE 🇵🇭 862 29 33ms 12 hours ago 105th vonagam 833 30 32ms 8 Nov 2017 105th ConorOBrien-Foxx 833 30 32ms 10 Apr 2018 105th jaredcrystal 🇺🇸 833 30 32ms 22 Sep 2018 105th hugolgst 833 30 32ms 15 May 2019 105th sapphyrus 833 30 32ms 2 Aug 2019 105th sk- 833 30 32ms 12 Sep 2019 105th taw 833 30 32ms 22 Jun 2020 105th jngbsn 833 30 31ms 30 Jun 2020 105th marcin7Cd 833 30 32ms 8 Oct 2020 105th Marin-Kitagawa 833 30 32ms 18 Jul 2021 105th olivermrose 🇺🇸 833 30 33ms 27 Aug 2021 105th CedricGebistorf 833 30 32ms 4 Mar 2022 105th nyoshe 833 30 32ms 10 Oct 2023 105th wowu 833 30 31ms 19 Sep 2024 105th FortuiteMan 🇫🇷 833 30 34ms 17 days ago 120th VladYermakov 806 31 32ms 27 Oct 2017 120th j55d 806 31 32ms 5 Dec 2017 120th biinari 806 31 31ms 18 Mar 2018 120th philipper905 806 31 32ms 11 Apr 2018 120th segiddins 806 31 31ms 24 Aug 2018 120th mgergi 806 31 32ms 10 Oct 2018 120th acornellier 806 31 32ms 7 Dec 2018 120th fynnkroeger 806 31 32ms 10 Jan 2021 120th kirbyyourmom 🇬🇧 806 31 32ms 25 Feb 2021 120th souta-1326 806 31 32ms 20 Apr 2021 120th aaronze 🇦🇺 806 31 32ms 30 Apr 2021 120th matricronia 806 31 32ms 6 May 2021 120th XorZy 806 31 32ms 29 May 2021 120th kinoute 🇫🇷 806 31 32ms 10 Sep 2021 120th BrenSchaap 806 31 31ms 18 Nov 2021 120th shibacho 🇯🇵 806 31 32ms 18 Mar 2022 120th bryanmytko 806 31 31ms 2 Jul 2022 120th Alex-x90 🇺🇸 806 31 31ms 3 Feb 2023 120th Haksell 🇦🇶 806 31 32ms 22 Feb 2023 120th ejini6969 806 31 31ms 22 Mar 2023 120th mikiymk 806 31 31ms 21 Sep 2023 120th mathisfun271 806 31 32ms 21 Feb 2024 120th qytiz 806 31 32ms 15 Apr 2024 120th kaizer1308 806 31 31ms 11 Mar 2025 120th AetherQuantity 806 31 31ms 21 Oct 2025 120th Thinkr1 806 31 33ms 26 days ago 146th kieraneglin 781 32 32ms 8 Nov 2017 146th handisb 781 32 32ms 14 Sep 2019 146th Anonymousellama21 781 32 32ms 18 Feb 2022 149th venus-as-a-boy 758 33 32ms 22 Oct 2018 149th KrausRaus 🇺🇸 758 33 32ms 23 Mar 2020 First Prev 76–150 of 272 Next Last
