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 299th iddoroshenko 776 58 2ms 27 Jul 2020 299th LexouDuck 776 58 2ms 24 Oct 2020 299th KatieLG 🇬🇧 776 58 2ms 19 Jun 2021 299th AIn0n 776 58 2ms 11 Jul 2021 299th garrisonhh 776 58 2ms 15 Aug 2021 299th bakaq 776 58 2ms 9 Nov 2021 299th MichalMarsalek 🇨🇿 776 58 2ms 18 Aug 2022 299th Baxi-codes 776 58 2ms 25 Dec 2022 299th kallmi28 🇨🇿 776 58 2ms 20 Oct 2023 299th Maximizer02 776 58 2ms 1 Mar 2024 311th archee303 763 59 2ms 5 Feb 2020 311th SubsTheTechnomancer 763 59 2ms 22 Apr 2021 311th matricronia 763 59 2ms 27 May 2021 311th kayahr 763 59 2ms 18 Jun 2021 311th wansacis 🇩🇪 763 59 2ms 20 Aug 2021 311th VictorChemin 🇫🇷 763 59 2ms 24 Nov 2021 311th aguyon1 763 59 2ms 17 Jun 2023 311th 1231234md5 🇨🇳 763 59 3ms 20 Jan 2024 311th yuchuehw 763 59 2ms 6 Jun 2024 311th xyangst 763 59 2ms 15 Oct 2024 321st shaneliu-zf 🇹🇼 750 60 2ms 6 Jul 2020 321st pkasting 750 60 2ms 6 Sep 2020 321st heypwesto 🇳🇿 750 60 2ms 20 Apr 2021 321st lesserfish 750 60 1ms 7 May 2021 321st Waterperry 750 60 2ms 2 Nov 2021 321st lemogne 750 60 2ms 13 Nov 2021 321st ClementCarre-BionomeeX 750 60 4ms 17 Nov 2021 321st stellartux 750 60 2ms 24 Dec 2023 329th dc03 738 61 2ms 13 Sep 2020 329th Non-J 738 61 2ms 27 Sep 2020 329th isaiah0311 738 61 2ms 16 Feb 2023 329th inverseLorentz 🇦🇺 738 61 2ms 12 Oct 2023 329th logvp 738 61 1ms 1 Feb 2024 329th h-hh-hhh 🇺🇦 738 61 2ms 2 Nov 2024 329th wh3n3v3r 🇨🇿 738 61 2ms 15 Nov 2024 329th mttcrn 738 61 2ms 22 Mar 2025 337th uier 726 62 2ms 28 Dec 2019 337th jakingy 726 62 2ms 8 Jul 2020 337th aliakseikalosha 726 62 2ms 25 Apr 2021 337th rchalamala 726 62 2ms 7 Aug 2021 337th Omega65536 🇩🇪 726 62 2ms 8 Jul 2022 337th TheRealOhead 🇺🇸 726 62 2ms 28 Nov 2022 337th n8pjl 726 62 2ms 29 Oct 2023 337th andrewjc2000 726 62 2ms 7 Mar 2025 337th matejmatik123 🇸🇰 726 62 2ms 27 Jun 2025 346th Tilka 714 63 2ms 3 May 2021 346th petreleon 714 63 2ms 20 Oct 2021 346th heabr12 714 63 2ms 6 Sep 2024 349th lukasmoellerch 703 64 2ms 3 May 2021 349th bijlpieter 703 64 2ms 19 Nov 2021 349th BruceMcRooster 703 64 2ms 25 Mar 2022 349th 201170 703 64 2ms 29 Jul 2022 349th H3Rol4x 703 64 2ms 5 Jan 2023 349th galloj 🇨🇿 703 64 2ms 7 Feb 2023 349th elektricM 703 64 2ms 22 Sep 2023 349th jacekwladzinski 703 64 2ms 19 days ago 357th Batzuga 692 65 2ms 10 Sep 2019 357th loooph 692 65 2ms 2 Aug 2020 357th CaraCompSci 692 65 2ms 10 Oct 2020 357th b10011 🇫🇮 692 65 2ms 3 Jan 2023 357th calinous 🇷🇴 692 65 2ms 27 Feb 2023 357th rifatx 692 65 2ms 24 Jul 2024 357th mhgockel 692 65 2ms 21 Jun 2025 364th citsur 682 66 2ms 1 Jun 2019 364th generot 🇧🇬 682 66 2ms 9 Apr 2020 364th resetcentral 682 66 2ms 22 May 2022 364th destofr 682 66 2ms 23 Aug 2022 364th piano-miles 682 66 2ms 30 Mar 2023 364th mikiymk 682 66 2ms 21 Sep 2023 364th feherd 682 66 2ms 16 Nov 2023 364th Just4FunCoder 682 66 2ms 26 Aug 2024 364th FortuiteMan 🇫🇷 682 66 1ms 30 Sep 2024 364th Upload-and-View 🇺🇦 682 66 2ms 21 Aug 2025 374th asadullayev 672 67 2ms 9 Dec 2020 374th godraadam 672 67 2ms 13 Apr 2021 First Prev 301–375 of 558 Next Last