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 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 Trinomial Triangle 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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 151st osmith93 900 50 31 Mar 2019 151st kevokevol 900 50 28 Apr 2019 151st AaronGarbut 900 50 1 Aug 2019 151st xenophobia 900 50 13 Aug 2019 151st bengsparks 900 50 24 Jan 2020 151st paralysedforce 900 50 6 Dec 2020 151st gastropner 900 50 23 Dec 2020 151st SnapDragon64 900 50 3 Feb 2021 151st guliyevemil1 🇦🇿 900 50 3 Feb 2021 151st ccecka 900 50 27 Aug 2021 151st ColesHoles 900 50 6 Oct 2021 151st tegenton 900 50 6 Oct 2021 151st Hecate2 900 50 26 Oct 2021 151st yzkonchain 900 50 26 Oct 2021 151st thebuilder6 🇺🇸 900 50 22 Nov 2021 151st simon-biber 900 50 5 Feb 2022 151st MinorLegato 🇸🇪 900 50 5 May 2022 151st kskjer 900 50 12 Jun 2022 151st ColeBardin 900 50 30 Jul 2022 151st astdefu 900 50 10 Dec 2022 151st bac0id 900 50 26 Sep 2023 151st gussy420 900 50 28 Oct 2023 151st Grrisly 900 50 3 Nov 2023 151st Noam527 900 50 4 Apr 2024 151st Emsa001 900 50 18 May 2024 151st not-a-pokemon 900 50 14 May 2025 151st iczelia 🇩🇪 900 50 115 mins ago 178th atakan-se 882 51 24 Sep 2020 178th iannisdezwart 🇳🇱 882 51 1 Feb 2021 178th jeremy-murphy 882 51 20 Mar 2021 178th Heathcorp 🇦🇺 882 51 31 Mar 2022 178th warmCabin 882 51 9 Apr 2022 178th ibexq 882 51 30 Sep 2022 178th aksyristos 882 51 17 Jan 2023 178th annoj 882 51 18 Jan 2023 178th Cloakless 🇬🇧 882 51 17 Feb 2023 178th olishenton 882 51 17 Feb 2023 178th Tavress 882 51 11 May 2023 178th annaproxy 882 51 18 May 2023 178th funnsam 🇭🇰 882 51 12 Jun 2023 178th sona-tau 882 51 26 Aug 2023 178th jacobly0 🇺🇸 882 51 4 Sep 2023 178th Kesefon 882 51 24 Oct 2023 178th elgan65536 882 51 11 Nov 2023 178th ngthanhtrung23 882 51 7 Mar 2024 178th Xzyaihni 882 51 26 Apr 2024 178th 0scarB 882 51 15 Jun 2024 178th hrrs01 882 51 20 Aug 2024 178th LostSyntax21 🇬🇧 882 51 10 Sep 2024 178th bo1led-owl 882 51 14 Sep 2024 178th SirObby 🇫🇮 882 51 26 Jun 2025 202nd clementblaudeau 865 52 7 Jun 2021 202nd yudi-matsuzake 865 52 11 Aug 2021 202nd Bobini1 🇵🇱 865 52 29 Oct 2021 202nd wirewolf010 865 52 6 Jan 2022 202nd CedricGebistorf 865 52 4 Mar 2022 202nd Anonymousellama21 865 52 8 Jun 2022 202nd jupj 🇫🇮 865 52 12 Aug 2022 202nd slerpyyy 🇩🇪 865 52 21 Oct 2022 202nd thatbirdguythatuknownot 865 52 8 Jan 2023 202nd LogicalJoe 865 52 18 Mar 2023 202nd yzhs 🇩🇪 865 52 23 Jun 2023 202nd weliveinhell 🇭🇹 865 52 28 Dec 2023 202nd voytxt 🇨🇿 865 52 11 Mar 2024 202nd HumanoidCPU 865 52 16 Mar 2024 202nd ibrahimhanifceker 865 52 9 Aug 2024 202nd kTheLemon 865 52 16 Mar 2025 202nd Blendi-Goose 865 52 16 Mar 2025 202nd Lv0Sys 🇵🇱 865 52 30 May 2025 202nd trinityy-7 865 52 7 Aug 2025 221st AbhayAravinda 849 53 26 Jul 2020 221st neihousaigaai 849 53 8 May 2021 221st mohakkhowal 849 53 30 May 2021 221st puyuliao 849 53 26 Jul 2021 221st Bubbler-4 849 53 3 Nov 2021 Prev 151–225 of 551 Next