Fibonacci in Go 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 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 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 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 22nd edsrzf 🇳🇿 987 79 289ms 2 Sep 2024 22nd duckyluuk 🇳🇱 987 79 286ms 19 Sep 2024 22nd b-illy 🇬🇧 987 79 291ms 29 Sep 2024 22nd CaedenHarper 🇨🇦 987 79 308ms 22 Oct 2024 22nd emgordon154 987 79 289ms 11 Nov 2024 22nd error256 987 79 313ms 16 Dec 2024 22nd martindotexe 🇳🇴 987 79 294ms 22 Apr 2025 22nd targrik 987 79 283ms 29 Jun 2025 22nd FlorianCassayre 🇫🇷 987 79 277ms 16 Jul 2025 22nd jessesomerville 987 79 289ms 20 Jul 2025 22nd cefqrn 987 79 308ms 9 Nov 2025 22nd solisolu 987 79 298ms 19 Nov 2025 22nd Andrey2001 987 79 308ms 25 Nov 2025 22nd CornerMercury 🇬🇧 987 79 288ms 7 Dec 2025 22nd CheeseCake628 🇳🇴 987 79 303ms 6 Jan 2026 22nd D-MOVE 🇵🇭 987 79 301ms 4 Feb 2026 22nd FranklinJiaChen 987 79 299ms 25 days ago 98th hjcafaroUC 975 80 288ms 7 Aug 2020 98th BBoehm 🇩🇪 975 80 301ms 27 Dec 2020 98th janbehrens 🇩🇪 975 80 295ms 13 Jun 2021 98th RutZap 975 80 287ms 24 Jan 2023 98th scpchicken 🇵🇼 975 80 302ms 4 Feb 2023 98th Re-Adventures 🇮🇳 975 80 270ms 15 Jun 2023 98th dokutan 975 80 286ms 24 Jul 2024 98th plcc0 975 80 308ms 13 Jan 2026 106th argusdusty 🇺🇸 963 81 282ms 27 Dec 2020 106th imperfect-fourth 963 81 265ms 7 hours ago 108th vonKrafft 951 82 294ms 15 Apr 2020 108th Ripick 951 82 287ms 30 Apr 2023 108th mathisfun271 951 82 283ms 21 Feb 2024 108th ashscodes 951 82 293ms 29 Apr 2024 108th allensuvorov 951 82 284ms 6 Jun 2024 108th nstearns96 🇬🇧 951 82 302ms 13 Sep 2024 108th desecaw13 951 82 315ms 24 Jan 2025 108th heanyang1 951 82 303ms 27 Mar 2025 108th Pyroan 951 82 302ms 17 Dec 2025 117th detrumi 🇳🇱 940 83 279ms 13 Feb 2021 117th shellbertt 🇨🇦 940 83 294ms 17 Nov 2021 117th KingSkyrock 🇺🇸 940 83 284ms 4 Apr 2022 117th Yax42 🇫🇷 940 83 288ms 4 Oct 2025 117th BREMAUCY 🇫🇷 940 83 321ms 17 Dec 2025 122nd marcin7Cd 929 84 289ms 10 Jan 2021 122nd CedricGebistorf 929 84 285ms 13 Mar 2022 122nd TheRealOhead 🇺🇸 929 84 302ms 21 Mar 2022 122nd trist224 🇫🇷 929 84 300ms 15 Nov 2022 122nd astdefu 929 84 294ms 11 Dec 2022 122nd madeforlosers 929 84 267ms 21 Nov 2024 122nd ereztaiar 🇮🇱 929 84 306ms 19 May 2025 129th ricxi 918 85 277ms 18 Apr 2020 129th vadimzhukck 918 85 296ms 26 Apr 2020 129th PhysicDev 🇫🇷 918 85 285ms 9 Jun 2021 129th raphaelimahorn 918 85 298ms 3 Aug 2021 129th georgehorrell 918 85 302ms 5 Aug 2021 129th MichaelMBradley 🇨🇦 918 85 313ms 19 Jul 2022 129th epic-programmer-guy 918 85 271ms 26 Dec 2023 136th ncitron 907 86 298ms 16 Apr 2020 136th jacob-faber 907 86 310ms 16 Apr 2020 136th danieldooley 907 86 290ms 20 Apr 2020 136th kevpie 907 86 276ms 20 Apr 2020 136th Alex-x90 🇺🇸 907 86 286ms 24 Sep 2022 136th MCausc78 🇺🇦 907 86 277ms 29 Dec 2022 136th jackkav 907 86 297ms 2 Apr 2023 136th msbranicky 907 86 296ms 25 Aug 2023 136th bitsandbeyond 🇳🇱 907 86 294ms 11 Jan 2026 145th MichalMarsalek 🇨🇿 897 87 291ms 29 Nov 2021 145th nyoshe 897 87 303ms 10 Oct 2023 147th doge1338 886 88 323ms 20 Mar 2021 147th j-Ewan 886 88 282ms 10 Mar 2022 147th eraofballoon 886 88 288ms 16 Mar 2023 147th Just4FunCoder 886 88 275ms 26 Aug 2024 147th Lv0Sys 🇵🇱 886 88 307ms 25 May 2025 147th tknight-dev 886 88 282ms 27 Jul 2025 153rd Jacob385 876 89 329ms 31 Jul 2024 154th ashtraypettingzoo 🇺🇸 867 90 276ms 16 Feb 2023 154th StupidHobbit 867 90 277ms 26 Nov 2025 156th martinnorling 🇸🇪 857 91 285ms 15 Feb 2022 156th Maximizer02 857 91 333ms 7 Feb 2025 156th muser-logiccpu 🇺🇦 857 91 316ms 21 Aug 2025 156th jacekwladzinski 857 91 310ms 2 Oct 2025 156th JesseNoEyes 🇺🇸 857 91 273ms 15 Jan 2026 First Prev 81–160 of 222 Next Last