Fibonacci in Ruby 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 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 CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator 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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 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 Chars Time Submitted 148th Secozzi 758 33 50ms 3 Nov 2020 148th ls-samer-abuthaher 758 33 35ms 7 Oct 2022 148th desecaw13 758 33 34ms 25 Jan 2025 154th nlc 735 34 33ms 11 Apr 2018 154th caerbannogwhite 735 34 34ms 14 Apr 2018 154th ajc2 735 34 34ms 1 May 2018 154th anishghosh103 735 34 37ms 15 Mar 2020 154th theLobsterRevolution 735 34 35ms 30 Dec 2020 154th raphaelimahorn 735 34 36ms 2 Sep 2021 154th lilyyy411 735 34 34ms 10 Sep 2021 154th bac0id 735 34 35ms 18 Oct 2021 154th AIn0n 735 34 35ms 1 Dec 2021 154th MichaelMBradley 🇨🇦 735 34 32ms 21 Mar 2022 154th oceko 735 34 36ms 26 Nov 2022 154th nstearns96 🇬🇧 735 34 39ms 15 Dec 2022 154th CheeseCake628 🇳🇴 735 34 35ms 15 Feb 2023 154th epic-programmer-guy 735 34 34ms 15 Dec 2023 154th stellartux 735 34 36ms 24 Dec 2023 154th hellopatrick 735 34 34ms 26 Dec 2023 154th Lv0Sys 🇵🇱 735 34 39ms 31 May 2025 154th albanian-laundromat 735 34 35ms 2 Oct 2025 172nd JKHiggins 714 35 40ms 27 Jun 2019 172nd jetpks 714 35 37ms 27 Jun 2019 172nd idoschor 714 35 38ms 30 Nov 2020 172nd bbakersmith 714 35 35ms 30 Jul 2021 172nd FnControlOption 714 35 39ms 21 Aug 2022 172nd cefqrn 714 35 37ms 26 May 2024 172nd madeforlosers 714 35 35ms 22 Nov 2024 179th Mir0ff944 694 36 31ms 24 Oct 2019 180th iamsolarpowered 676 37 35ms 15 Dec 2017 180th Boostik 676 37 36ms 7 Jan 2018 180th robymus 676 37 35ms 17 Sep 2018 180th boxjelly 676 37 34ms 9 Feb 2021 180th 5quiwyrm 676 37 35ms 31 Aug 2022 180th truisseaux 676 37 32ms 4 Sep 2024 180th edsrzf 🇳🇿 676 37 35ms 13 Sep 2024 187th stevehodges 641 39 39ms 8 Nov 2017 187th JeremyC-za 641 39 45ms 9 Nov 2017 187th angetheo 641 39 34ms 19 Jan 2018 187th sacthedev 641 39 36ms 3 Apr 2018 187th okkun-oreo 641 39 34ms 2 Nov 2020 187th TheRealOhead 🇺🇸 641 39 35ms 24 Nov 2022 187th madex 🇩🇪 641 39 36ms 20 Jul 2024 187th Maximizer02 641 39 36ms 17 Sep 2025 195th yokasuretsu 625 40 35ms 16 Apr 2018 195th atsushiootani 625 40 34ms 7 Aug 2018 195th esmg1 625 40 35ms 22 Aug 2018 195th MichalMarsalek 🇨🇿 625 40 34ms 2 Sep 2022 195th Heathcorp 🇦🇺 625 40 37ms 26 Nov 2022 195th nortonbatista 625 40 34ms 31 Oct 2023 201st JRaspass 🇬🇧 610 41 36ms 23 Mar 2021 201st MCausc78 🇺🇦 610 41 34ms 29 Dec 2022 201st lgrandco 610 41 35ms 9 Oct 2024 204th tadd 595 42 45ms 16 Apr 2020 204th Ralac07 🇦🇺 595 42 42ms 17 Jun 2024 204th Just4FunCoder 595 42 35ms 26 Aug 2024 207th evanSpendlove 581 43 35ms 10 Dec 2020 208th biji1 568 44 46ms 26 Apr 2018 208th martica 568 44 36ms 20 May 2018 208th msbranicky 568 44 31ms 7 Sep 2023 211th greghull 556 45 43ms 8 Nov 2017 211th Noxilex 556 45 33ms 20 Mar 2019 211th ashtraypettingzoo 🇺🇸 556 45 36ms 16 Feb 2023 211th hacker112 🇸🇪 556 45 48ms 1 Jul 2024 215th adoxography 543 46 246ms 20 Sep 2018 215th CaAlden 543 46 36ms 10 May 2019 217th snltd 532 47 38ms 18 Aug 2019 217th michaelbaudino 532 47 262ms 18 Oct 2020 217th JesseNoEyes 🇺🇸 532 47 34ms 26 Sep 2024 217th Mikey-Beep 🇬🇧 532 47 31ms 20 Aug 2025 221st timcustard 521 48 35ms 10 Nov 2017 221st sech1p 🇵🇱 521 48 35ms 30 Dec 2020 221st martinnorling 🇸🇪 521 48 33ms 6 Feb 2022 221st purp 521 48 35ms 13 Aug 2022 221st eiburns 521 48 35ms 7 Sep 2023 First Prev 151–225 of 269 Next Last