Fibonacci in all languages in bytes. 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 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 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 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 823rd 0xjac 🇨🇭 952 79 262ms 7 Jun 2025 823rd targrik 952 79 249ms 29 Jun 2025 823rd FlorianCassayre 🇫🇷 952 79 281ms 16 Jul 2025 823rd jessesomerville 952 79 253ms 20 Jul 2025 823rd GolfingSuccess 🇬🇷 952 79 262ms 22 Aug 2025 823rd KasperKivimaeki 🇫🇮 952 79 267ms 25 Sep 2025 823rd albanian-laundromat 952 79 251ms 2 Oct 2025 823rd cefqrn 952 79 240ms 6 days ago 909th primo-ppcg 🇹🇭 950 28 14ms 31 Jan 2022 909th HPWiz 🇳🇿 950 28 13ms 20 Feb 2022 909th Sakisan 🇧🇪 950 28 14ms 11 Jul 2022 912th sisyphus-ppcg 🇦🇺 948 33 2ms 30 Oct 2022 912th Lydxn 🇨🇦 948 33 2ms 18 Jan 2025 914th Lydxn 🇨🇦 947 34 391ms 20 Jan 2024 914th JayXon 🇺🇸 947 34 462ms 25 Jan 2024 914th GolfingSuccess 🇬🇷 947 34 409ms 31 Aug 2025 917th sisyphus-ppcg 🇦🇺 947 38 120ms 29 May 2021 917th Lydxn 🇨🇦 947 38 118ms 4 Nov 2021 919th JayXon 🇺🇸 947 45 71ms 11 Oct 2022 919th stefangimmillaro 947 45 74ms 7 May 2023 921st edsrzf 🇳🇿 947 58 335ms 24 Sep 2025 921st CaedenHarper 🇨🇦 947 58 342ms 24 Sep 2025 921st error256 947 58 333ms 24 Sep 2025 921st Shanethegamer 🇺🇸 947 58 334ms 25 Sep 2025 921st FlyingPenguin223 947 58 339ms 25 Sep 2025 921st emgordon154 947 58 327ms 25 Sep 2025 921st duckyluuk 🇳🇱 947 58 339ms 25 Sep 2025 921st m-tkach 🇺🇦 947 58 323ms 25 Sep 2025 921st voytxt 🇨🇿 947 58 327ms 25 Sep 2025 921st Yewzir 🇧🇪 947 58 341ms 2 Oct 2025 931st I-Love-47 🇺🇦 947 70 57ms 8 Feb 2022 931st ZakkkkAttackkkk 🇵🇭 947 70 55ms 27 Jul 2022 931st FlorianCassayre 🇫🇷 947 70 58ms 10 Oct 2022 931st thatbirdguythatuknownot 947 70 56ms 8 Jan 2023 931st tailorspy 947 70 57ms 15 Mar 2023 931st neel11235813 947 70 54ms 16 Dec 2023 931st wlaud9 947 70 53ms 5 Feb 2024 931st SadiinsoSnowfall 🇫🇷 947 70 51ms 15 Feb 2024 931st oceko 947 70 57ms 19 Feb 2024 931st bac0id 947 70 56ms 23 Feb 2024 931st IlkkaTakala 947 70 56ms 26 Apr 2024 931st cefqrn 947 70 51ms 26 May 2024 931st Kacarott 🇦🇺 947 70 46ms 29 Aug 2024 931st edsrzf 🇳🇿 947 70 51ms 12 Sep 2024 931st plcc0 947 70 55ms 27 Mar 2025 931st emgordon154 947 70 54ms 1 Jun 2025 931st IntOverflow-maxwell 947 70 61ms 26 Aug 2025 931st timhaj 🇸🇮 947 70 54ms 12 Sep 2025 931st LordSir101 947 70 66ms 17 Sep 2025 931st Zounon 947 70 63ms 18 Sep 2025 931st qpwoeirut 947 70 54ms 14 Oct 2025 931st CaedenHarper 🇨🇦 947 70 53ms 15 days ago 953rd Attero 🇸🇪 946 52 381ms 21 Nov 2021 953rd BBoehm 🇩🇪 946 52 341ms 21 Nov 2021 953rd eldritchconundrum 946 52 350ms 21 Nov 2021 953rd initram 946 52 314ms 21 Nov 2021 953rd jakzo 946 52 381ms 21 Nov 2021 953rd janbehrens 🇩🇪 946 52 351ms 21 Nov 2021 953rd KatieLG 🇬🇧 946 52 366ms 21 Nov 2021 953rd markdchurchill 946 52 352ms 21 Nov 2021 953rd raphaelimahorn 946 52 350ms 21 Nov 2021 953rd m-tkach 🇺🇦 946 52 377ms 2 Dec 2021 953rd Irratix 🇳🇱 946 52 336ms 9 Dec 2021 953rd SirBogman 🇺🇸 946 52 366ms 14 Dec 2021 953rd ovs-code 🇩🇪 946 52 348ms 6 Jul 2022 953rd Shanethegamer 🇺🇸 946 52 306ms 11 Jul 2022 953rd tkr-sh 🇰🇵 946 52 397ms 14 Jul 2022 953rd ZakkkkAttackkkk 🇵🇭 946 52 364ms 26 Jul 2022 953rd 5quiwyrm 946 52 345ms 31 Aug 2022 953rd Alex-x90 🇺🇸 946 52 348ms 17 Oct 2022 953rd trist224 🇫🇷 946 52 362ms 9 Nov 2022 953rd oceko 946 52 388ms 26 Nov 2022 953rd astdefu 946 52 379ms 10 Dec 2022 953rd Betuaredead 946 52 355ms 4 Jan 2023 953rd Yewzir 🇧🇪 946 52 408ms 5 Feb 2023 First Prev 901–975 of 9,345 Next Last