Fibonacci in C in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 48th ognen98 957 47 2ms 10 Jun 2023 48th Bmrl7 957 47 3ms 4 Aug 2023 48th snoozingnewt 🇺🇸 957 47 2ms 23 Sep 2023 48th GolfingSuccess 🇬🇷 957 47 2ms 3 Nov 2023 48th speles 🇺🇦 957 47 2ms 6 Nov 2023 48th emplv 🇱🇻 957 47 2ms 11 Dec 2023 48th drabart 🇵🇱 957 47 2ms 11 Dec 2023 48th giacomogallina 957 47 2ms 14 Dec 2023 48th trist224 🇫🇷 957 47 2,559ms 14 Feb 2024 48th mathisfun271 957 47 2ms 14 Feb 2024 48th ehulinsky 🇺🇸 957 47 2ms 15 Feb 2024 48th neel11235813 957 47 2ms 26 Mar 2024 48th Flying-Toast 957 47 2ms 25 Apr 2024 48th jipsong 🇩🇪 957 47 3ms 1 Jul 2024 48th Kacarott 🇦🇺 957 47 2ms 29 Aug 2024 48th edsrzf 🇳🇿 957 47 2ms 12 Sep 2024 48th AdrienHache 🇫🇷 957 47 2ms 16 Dec 2024 48th rucin93 🇵🇱 957 47 2ms 16 Jan 2025 48th Natanaelel 🇸🇪 957 47 2ms 24 Jan 2025 48th emgordon154 957 47 2ms 1 Jun 2025 48th luuumine 🇫🇷 957 47 2ms 6 hours ago 97th madeve-unipi 938 48 1ms 8 Oct 2019 97th Alesun 🇮🇹 938 48 3ms 15 Oct 2019 97th BenAns 938 48 3ms 18 Sep 2020 97th BBoehm 🇩🇪 938 48 3ms 10 Dec 2020 97th Indivicivet 938 48 2ms 16 Mar 2021 97th Stenzel 938 48 2ms 20 Mar 2021 97th tsunderu 🇯🇵 938 48 2ms 13 Sep 2021 97th solmyr2000 938 48 2ms 18 Jun 2022 97th michael-pruglo 🇺🇦 938 48 2ms 13 Jul 2022 97th syntax-rules 938 48 2ms 25 Dec 2022 97th CatsAreFluffy 938 48 2ms 18 Feb 2023 97th Parma-Jon 938 48 2ms 20 Mar 2023 97th cesarm4 938 48 2ms 5 May 2023 97th southpolenator 938 48 2ms 11 Jun 2023 97th nyoshe 938 48 2ms 30 Jun 2023 97th ListeriaM 938 48 2ms 21 Aug 2023 97th elttil 938 48 2ms 13 Oct 2023 97th ihebu 🇹🇳 938 48 2ms 20 Dec 2023 97th YellowBunnyGit 938 48 2ms 28 Dec 2023 97th retrohun 938 48 2ms 13 Jan 2024 97th quesswho 🇸🇪 938 48 2ms 31 Mar 2024 97th Us1ngTh3Hub 938 48 2ms 2 Apr 2024 97th IlkkaTakala 938 48 2ms 29 Apr 2024 97th cefqrn 938 48 2ms 26 May 2024 97th Vinterion 938 48 2ms 10 Jun 2024 97th dokutan 938 48 2ms 13 Jul 2024 97th wuzekai518 938 48 2ms 24 Jul 2024 97th Jacob385 938 48 2ms 30 Jul 2024 97th rniii 938 48 2ms 24 Sep 2024 97th CaedenHarper 🇨🇦 938 48 2ms 19 Nov 2024 97th kdx2a 938 48 2ms 11 Feb 2025 97th plcc0 938 48 2ms 27 Mar 2025 97th Yax42 🇫🇷 938 48 2ms 13 days ago 97th Babafaba 938 48 2ms 5 hours ago 131st DavidSkrundz 918 49 2ms 25 Jan 2020 131st hugohutri 918 49 2ms 28 Jan 2020 131st JuhoHeiskanen 918 49 2ms 19 Feb 2020 131st Sayan505 🇮🇳 918 49 2ms 23 Feb 2020 131st marcin7Cd 918 49 2ms 15 May 2020 131st nexaitch 918 49 2ms 6 Jul 2020 131st nairda1705 918 49 2ms 16 Oct 2020 131st djeedjay 🇳🇱 918 49 2ms 25 Oct 2020 131st Re-Adventures 🇮🇳 918 49 2ms 13 Apr 2021 131st Spruill-1 918 49 1ms 1 Sep 2021 131st Waffle3z 918 49 2ms 2 Sep 2021 131st MichaelMBradley 🇨🇦 918 49 4ms 21 Mar 2022 131st orthoplex 🇨🇽 918 49 2ms 6 Apr 2022 131st jhpaques 🇫🇷 918 49 1ms 3 Dec 2022 131st cmayer777 918 49 2ms 6 Jan 2023 131st scpchicken 🇵🇼 918 49 2ms 8 Jan 2023 131st ansgustjd 918 49 2ms 16 May 2023 131st tailorspy 918 49 1ms 14 Sep 2023 131st RealAMC 🇳🇿 918 49 2ms 24 Nov 2023 131st oceko 918 49 2ms 13 Feb 2024 First Prev 76–150 of 559 Next Last