Fibonacci in C 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Multitap Input 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 ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Calendar 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 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 Apéry’s Constant Binary Lambda Calculus 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 Multitap Input 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 312th MichalMarsalek 🇨🇿 776 58 1ms 18 Aug 2022 312th Baxi-codes 776 58 1ms 25 Dec 2022 312th kallmi28 🇨🇿 776 58 2ms 20 Oct 2023 312th Maximizer02 776 58 2ms 1 Mar 2024 312th kellantech 776 58 2ms 21 days ago 326th archee303 763 59 1ms 5 Feb 2020 326th SubsTheTechnomancer 763 59 1ms 22 Apr 2021 326th matricronia 763 59 1ms 27 May 2021 326th kayahr 763 59 2ms 18 Jun 2021 326th wansacis 🇩🇪 763 59 2ms 20 Aug 2021 326th VictorChemin 🇫🇷 763 59 1ms 24 Nov 2021 326th aguyon1 763 59 1ms 17 Jun 2023 326th 1231234md5 🇨🇳 763 59 1ms 20 Jan 2024 326th yuchuehw 763 59 2ms 6 Jun 2024 326th xyangst 763 59 2ms 15 Oct 2024 326th Maashau 763 59 2ms 29 Nov 2025 337th shaneliu-zf 🇹🇼 750 60 1ms 6 Jul 2020 337th pkasting 750 60 2ms 6 Sep 2020 337th heypwesto 🇳🇿 750 60 1ms 20 Apr 2021 337th lesserfish 750 60 2ms 7 May 2021 337th Waterperry 750 60 1ms 2 Nov 2021 337th lemogne 750 60 1ms 13 Nov 2021 337th ClementCarre-BionomeeX 750 60 1ms 17 Nov 2021 337th stellartux 750 60 1ms 24 Dec 2023 337th kasarino 750 60 2ms 28 Nov 2025 346th dc03 738 61 2ms 13 Sep 2020 346th Non-J 738 61 1ms 27 Sep 2020 346th isaiah0311 738 61 2ms 16 Feb 2023 346th inverseLorentz 🇦🇺 738 61 1ms 12 Oct 2023 346th logvp 738 61 1ms 1 Feb 2024 346th h-hh-hhh 🇺🇦 738 61 1ms 2 Nov 2024 346th wh3n3v3r 🇨🇿 738 61 1ms 15 Nov 2024 346th mttcrn 738 61 3ms 22 Mar 2025 354th uier 726 62 1ms 28 Dec 2019 354th jakingy 726 62 1ms 8 Jul 2020 354th aliakseikalosha 726 62 1ms 25 Apr 2021 354th rchalamala 726 62 1ms 7 Aug 2021 354th Omega65536 🇩🇪 726 62 1ms 8 Jul 2022 354th TheRealOhead 🇺🇸 726 62 1ms 28 Nov 2022 354th n8pjl 726 62 2ms 29 Oct 2023 354th andrewjc2000 726 62 2ms 7 Mar 2025 354th matejmatik123 🇸🇰 726 62 2ms 27 Jun 2025 354th gigaprofisi 🇺🇸 726 62 2ms 15 Nov 2025 364th Tilka 714 63 2ms 3 May 2021 364th petreleon 714 63 4ms 20 Oct 2021 364th heabr12 714 63 1ms 6 Sep 2024 367th lukasmoellerch 703 64 2ms 3 May 2021 367th bijlpieter 703 64 2ms 19 Nov 2021 367th BruceMcRooster 703 64 2ms 25 Mar 2022 367th 201170 703 64 1ms 29 Jul 2022 367th H3Rol4x 703 64 1ms 5 Jan 2023 367th galloj 🇨🇿 703 64 2ms 7 Feb 2023 367th elektricM 703 64 1ms 22 Sep 2023 367th jacekwladzinski 703 64 1ms 2 Oct 2025 367th GodlyProgrammer1 703 64 2ms 15 Nov 2025 376th Batzuga 692 65 1ms 10 Sep 2019 376th rosvik 🇳🇴 692 65 1ms 29 Apr 2020 376th loooph 692 65 1ms 2 Aug 2020 376th tfkls 692 65 2ms 18 Aug 2020 376th CaraCompSci 692 65 2ms 10 Oct 2020 376th sech1p 🇵🇱 692 65 2ms 30 Oct 2021 376th b10011 🇫🇮 692 65 2ms 3 Jan 2023 376th calinous 🇷🇴 692 65 1ms 27 Feb 2023 376th rifatx 692 65 1ms 24 Jul 2024 376th mhgockel 692 65 1ms 21 Jun 2025 376th albanian-laundromat 692 65 2ms 12 days ago 387th citsur 682 66 1ms 1 Jun 2019 387th generot 🇧🇬 682 66 2ms 9 Apr 2020 387th resetcentral 682 66 2ms 22 May 2022 387th destofr 682 66 2ms 23 Aug 2022 387th piano-miles 682 66 2ms 30 Mar 2023 387th mikiymk 682 66 2ms 21 Sep 2023 387th feherd 682 66 2ms 16 Nov 2023 387th Just4FunCoder 682 66 1ms 26 Aug 2024 387th Upload-and-View 🇺🇦 682 66 1ms 21 Aug 2025 396th asadullayev 672 67 1ms 9 Dec 2020 396th godraadam 672 67 1ms 13 Apr 2021 396th Xwilarg 🇫🇷 672 67 1ms 17 Nov 2021 396th michatmon 672 67 2ms 11 Jan 2022 396th martinnorling 🇸🇪 672 67 1ms 8 Feb 2022 First Prev 321–400 of 594 Next Last