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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 818th oceko 947 70 54ms 19 Feb 2024 818th bac0id 947 70 55ms 23 Feb 2024 818th IlkkaTakala 947 70 56ms 26 Apr 2024 818th cefqrn 947 70 59ms 26 May 2024 818th Kacarott 🇦🇺 947 70 50ms 29 Aug 2024 818th edsrzf 🇳🇿 947 70 54ms 12 Sep 2024 818th plcc0 947 70 57ms 27 Mar 2025 818th emgordon154 947 70 55ms 1 Jun 2025 818th IntOverflow-maxwell 947 70 61ms 26 Aug 2025 818th timhaj 🇸🇮 947 70 55ms 12 Sep 2025 818th LordSir101 947 70 58ms 17 Sep 2025 818th Zounon 947 70 61ms 18 Sep 2025 818th qpwoeirut 947 70 52ms 14 Oct 2025 818th CaedenHarper 🇨🇦 947 70 58ms 25 days ago 840th Attero 🇸🇪 946 52 333ms 21 Nov 2021 840th BBoehm 🇩🇪 946 52 326ms 21 Nov 2021 840th eldritchconundrum 946 52 327ms 21 Nov 2021 840th initram 946 52 323ms 21 Nov 2021 840th jakzo 946 52 329ms 21 Nov 2021 840th janbehrens 🇩🇪 946 52 332ms 21 Nov 2021 840th KatieLG 🇬🇧 946 52 342ms 21 Nov 2021 840th markdchurchill 946 52 327ms 21 Nov 2021 840th raphaelimahorn 946 52 334ms 21 Nov 2021 840th m-tkach 🇺🇦 946 52 327ms 2 Dec 2021 840th Irratix 🇳🇱 946 52 350ms 9 Dec 2021 840th SirBogman 🇺🇸 946 52 335ms 14 Dec 2021 840th ovs-code 🇩🇪 946 52 357ms 6 Jul 2022 840th Shanethegamer 🇺🇸 946 52 324ms 11 Jul 2022 840th tkr-sh 🇰🇵 946 52 333ms 14 Jul 2022 840th ZakkkkAttackkkk 🇵🇭 946 52 333ms 26 Jul 2022 840th 5quiwyrm 946 52 325ms 31 Aug 2022 840th Alex-x90 🇺🇸 946 52 330ms 17 Oct 2022 840th trist224 🇫🇷 946 52 329ms 9 Nov 2022 840th oceko 946 52 320ms 26 Nov 2022 840th astdefu 946 52 328ms 10 Dec 2022 840th Betuaredead 946 52 324ms 4 Jan 2023 840th Yewzir 🇧🇪 946 52 331ms 5 Feb 2023 840th adyache 🇺🇸 946 52 334ms 30 Apr 2023 840th speles 🇺🇦 946 52 324ms 12 Nov 2023 840th kkoenig 946 52 334ms 22 Dec 2023 840th voytxt 🇨🇿 946 52 340ms 26 Jan 2024 840th duckyluuk 🇳🇱 946 52 330ms 9 Apr 2024 840th error256 946 52 318ms 10 May 2024 840th edsrzf 🇳🇿 946 52 317ms 12 Sep 2024 840th CaedenHarper 🇨🇦 946 52 337ms 16 Jan 2025 840th wiz0u 946 52 348ms 18 Jan 2025 840th Natanaelel 🇸🇪 946 52 331ms 24 Jan 2025 840th emgordon154 946 52 381ms 1 Jun 2025 840th Maximizer02 946 52 358ms 17 Sep 2025 840th cmddog 946 52 335ms 17 Sep 2025 840th LordSir101 946 52 330ms 18 Sep 2025 840th albanian-laundromat 946 52 339ms 26 days ago 840th Soyo-Wind 946 52 339ms 22 days ago 840th solisolu 946 52 341ms 4 days ago 840th Andrey2001 946 52 316ms 29 hours ago 881st primo-ppcg 🇹🇭 943 65 119ms 14 Jan 2022 881st scpchicken 🇵🇼 943 65 116ms 11 Jul 2022 881st ian-h-chamberlain 🇺🇸 943 65 116ms 2 Aug 2022 881st tuomas56 943 65 118ms 7 Sep 2022 881st Steffan153 🇫🇮 943 65 117ms 1 Oct 2022 881st Super-Pizza 🇨🇦 943 65 118ms 5 Dec 2022 881st kgodara 943 65 120ms 7 Mar 2023 881st vang1ong7ang 943 65 121ms 10 Apr 2023 881st fisherdarling 943 65 118ms 13 Apr 2023 881st crispshaker 943 65 124ms 10 Jun 2023 881st btnlq 943 65 123ms 19 Jun 2023 881st prplz 🇦🇺 943 65 117ms 28 Jun 2023 881st sbercx 943 65 117ms 29 Jul 2023 881st funnsam 🇭🇰 943 65 120ms 23 Oct 2023 881st drabart 🇵🇱 943 65 121ms 11 Dec 2023 881st SadiinsoSnowfall 🇫🇷 943 65 4,343ms 16 Feb 2024 881st elgan65536 943 65 119ms 12 Mar 2024 881st TylerBloom 943 65 119ms 22 Mar 2024 881st unfinishedprogram 943 65 118ms 3 May 2024 881st trist224 🇫🇷 943 65 4,337ms 12 Aug 2024 First Prev 826–900 of 9,385 Next Last