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 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 Taxicab 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 Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 19th jipsong 🇩🇪 987 79 282ms 13 Jun 2024 19th dbut2 🇦🇺 987 79 257ms 16 Jul 2024 19th edsrzf 🇳🇿 987 79 253ms 2 Sep 2024 19th duckyluuk 🇳🇱 987 79 258ms 19 Sep 2024 19th b-illy 🇬🇧 987 79 264ms 29 Sep 2024 19th CaedenHarper 🇨🇦 987 79 257ms 22 Oct 2024 19th emgordon154 987 79 259ms 11 Nov 2024 19th error256 987 79 247ms 16 Dec 2024 19th martindotexe 🇳🇴 987 79 264ms 22 Apr 2025 19th targrik 987 79 249ms 29 Jun 2025 19th FlorianCassayre 🇫🇷 987 79 265ms 16 Jul 2025 19th jessesomerville 987 79 253ms 20 Jul 2025 19th GolfingSuccess 🇬🇷 987 79 262ms 22 Aug 2025 19th KasperKivimaeki 🇫🇮 987 79 258ms 25 Sep 2025 19th albanian-laundromat 987 79 251ms 2 Oct 2025 19th cefqrn 987 79 235ms 17 days ago 19th solisolu 987 79 243ms 7 days ago 19th Andrey2001 987 79 242ms 14 hours ago 94th hjcafaroUC 975 80 253ms 7 Aug 2020 94th BBoehm 🇩🇪 975 80 265ms 27 Dec 2020 94th janbehrens 🇩🇪 975 80 251ms 13 Jun 2021 94th RutZap 975 80 253ms 24 Jan 2023 94th scpchicken 🇵🇼 975 80 254ms 4 Feb 2023 94th Re-Adventures 🇮🇳 975 80 256ms 15 Jun 2023 94th dokutan 975 80 244ms 24 Jul 2024 101st argusdusty 🇺🇸 963 81 268ms 27 Dec 2020 101st plcc0 963 81 253ms 28 Mar 2025 101st CheeseCake628 🇳🇴 963 81 248ms 2 Oct 2025 104th vonKrafft 951 82 257ms 15 Apr 2020 104th Ripick 951 82 253ms 30 Apr 2023 104th mathisfun271 951 82 257ms 21 Feb 2024 104th ashscodes 951 82 266ms 29 Apr 2024 104th allensuvorov 951 82 260ms 6 Jun 2024 104th nstearns96 🇬🇧 951 82 272ms 13 Sep 2024 104th desecaw13 951 82 275ms 24 Jan 2025 104th heanyang1 951 82 253ms 27 Mar 2025 112th detrumi 🇳🇱 940 83 259ms 13 Feb 2021 112th shellbertt 🇨🇦 940 83 253ms 17 Nov 2021 112th KingSkyrock 🇺🇸 940 83 252ms 4 Apr 2022 112th Yax42 🇫🇷 940 83 261ms 4 Oct 2025 116th marcin7Cd 929 84 257ms 10 Jan 2021 116th CedricGebistorf 929 84 263ms 13 Mar 2022 116th TheRealOhead 🇺🇸 929 84 257ms 21 Mar 2022 116th trist224 🇫🇷 929 84 262ms 15 Nov 2022 116th astdefu 929 84 265ms 11 Dec 2022 116th madeforlosers 929 84 251ms 21 Nov 2024 116th ereztaiar 🇮🇱 929 84 264ms 19 May 2025 123rd ricxi 918 85 264ms 18 Apr 2020 123rd vadimzhukck 918 85 251ms 26 Apr 2020 123rd PhysicDev 🇫🇷 918 85 252ms 9 Jun 2021 123rd raphaelimahorn 918 85 251ms 3 Aug 2021 123rd georgehorrell 918 85 250ms 5 Aug 2021 123rd MichaelMBradley 🇨🇦 918 85 260ms 19 Jul 2022 123rd epic-programmer-guy 918 85 257ms 26 Dec 2023 130th ncitron 907 86 255ms 16 Apr 2020 130th jacob-faber 907 86 251ms 16 Apr 2020 130th danieldooley 907 86 259ms 20 Apr 2020 130th kevpie 907 86 254ms 20 Apr 2020 130th Alex-x90 🇺🇸 907 86 260ms 24 Sep 2022 130th MCausc78 🇺🇦 907 86 256ms 29 Dec 2022 130th jackkav 907 86 261ms 2 Apr 2023 130th msbranicky 907 86 251ms 25 Aug 2023 138th MichalMarsalek 🇨🇿 897 87 253ms 29 Nov 2021 138th nyoshe 897 87 260ms 10 Oct 2023 140th doge1338 886 88 258ms 20 Mar 2021 140th j-Ewan 886 88 259ms 10 Mar 2022 140th eraofballoon 886 88 250ms 16 Mar 2023 140th Just4FunCoder 886 88 260ms 26 Aug 2024 140th Lv0Sys 🇵🇱 886 88 256ms 25 May 2025 140th tknight-dev 886 88 256ms 27 Jul 2025 146th Jacob385 876 89 267ms 31 Jul 2024 147th ashtraypettingzoo 🇺🇸 867 90 258ms 16 Feb 2023 147th StupidHobbit 867 90 241ms 2 hours ago 149th martinnorling 🇸🇪 857 91 257ms 15 Feb 2022 149th Maximizer02 857 91 270ms 7 Feb 2025 First Prev 76–150 of 213 Next Last