Tutorial 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 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 Bytes Time 445th Shanethegamer 🇺🇸 0 47 17 Apr 2025 445th HumanoidCPU 0 47 18 Apr 2025 445th CaedenHarper 🇨🇦 0 47 18 Apr 2025 445th edsrzf 🇳🇿 0 47 26 May 2025 445th frankgraziano 0 47 23 Aug 2025 445th snoozingnewt 🇺🇸 0 47 15 Sep 2025 457th emgordon154 0 48 27 Nov 2024 457th targrik 0 48 15 Feb 2025 459th JunkIce 0 49 3 Dec 2024 459th duckyluuk 🇳🇱 0 49 12 Jan 2025 459th csharpython 0 49 5 Feb 2025 459th voytxt 🇨🇿 0 49 8 Feb 2025 459th gigaprofisi 🇺🇸 0 49 3 Mar 2025 459th emgordon154 0 49 23 Apr 2025 459th xvogt 🇱🇮 0 49 13 Jun 2025 459th Jagger002 0 49 24 Jun 2025 459th alphafalfa 0 49 18 Aug 2025 459th J09M 0 49 21 days ago 469th Shanethegamer 🇺🇸 0 50 20 Nov 2024 469th stefangimmillaro 0 50 21 Nov 2024 469th duckyluuk 🇳🇱 0 50 26 Nov 2024 469th GolfingSuccess 🇬🇷 0 50 22 Dec 2024 469th voytxt 🇨🇿 0 50 25 Jan 2025 469th pardouin 🇫🇷 0 50 26 Jan 2025 469th Natanaelel 🇸🇪 0 50 26 Jan 2025 469th janlelis 0 50 31 Mar 2025 469th DialFrost 🇸🇬 0 50 17 Apr 2025 469th edsrzf 🇳🇿 0 50 17 Apr 2025 469th HumanoidCPU 0 50 18 Apr 2025 469th CaedenHarper 🇨🇦 0 50 18 Apr 2025 469th snoozingnewt 🇺🇸 0 50 15 Sep 2025 482nd FlyingPenguin223 0 51 21 Nov 2024 482nd MeWhenI 🇻🇦 0 51 11 Dec 2024 482nd GolfingSuccess 🇬🇷 0 51 8 Feb 2025 482nd h3ra993huskp 🇯🇵 0 51 15 Aug 2025 486th Shanethegamer 🇺🇸 0 52 4 Feb 2025 486th ovs-code 🇩🇪 0 52 5 Feb 2025 486th HumanoidCPU 0 52 7 Feb 2025 486th targrik 0 52 15 Feb 2025 486th GolfingSuccess 🇬🇷 0 52 15 Feb 2025 486th emgordon154 0 52 5 Mar 2025 486th 2bular 0 52 5 Mar 2025 486th MeWhenI 🇻🇦 0 52 17 Apr 2025 486th DialFrost 🇸🇬 0 52 17 Apr 2025 486th ovs-code 🇩🇪 0 52 31 May 2025 486th LostSyntax21 🇬🇧 0 52 19 Jul 2025 486th snoozingnewt 🇺🇸 0 52 15 Sep 2025 498th kg583 🇺🇸 0 53 21 Nov 2024 498th GolfingSuccess 🇬🇷 0 53 14 Mar 2025 498th rucin93 🇵🇱 0 53 17 Apr 2025 498th zacjl 0 53 17 Apr 2025 498th Shanethegamer 🇺🇸 0 53 17 Apr 2025 498th CaedenHarper 🇨🇦 0 53 17 Apr 2025 498th pardouin 🇫🇷 0 53 17 Apr 2025 498th DialFrost 🇸🇬 0 53 17 Apr 2025 498th sean-niemann 🇺🇸 0 53 17 Apr 2025 498th HumanoidCPU 0 53 18 Apr 2025 498th m-tkach 🇺🇦 0 53 23 Apr 2025 498th emgordon154 0 53 23 Apr 2025 498th duckyluuk 🇳🇱 0 53 13 Jun 2025 498th duckyluuk 🇳🇱 0 53 13 Jun 2025 498th DialFrost 🇸🇬 0 53 13 Jun 2025 498th MeWhenI 🇻🇦 0 53 14 Jun 2025 498th rucin93 🇵🇱 0 53 14 Jun 2025 498th BREMAUCY 🇫🇷 0 53 1 Jul 2025 498th GolfingSuccess 🇬🇷 0 53 2 Jul 2025 498th fuzzylojik-golf 🇺🇸 0 53 15 Jul 2025 498th ovs-code 🇩🇪 0 53 18 Jul 2025 498th snoozingnewt 🇺🇸 0 53 15 Sep 2025 498th snoozingnewt 🇺🇸 0 53 15 Sep 2025 498th snoozingnewt 🇺🇸 0 53 15 Sep 2025 498th SirBogman 🇺🇸 0 53 9 days ago 498th plcc0 0 53 7 days ago 498th CornerMercury 🇬🇧 0 53 47 hours ago 525th neel11235813 0 54 9 Dec 2024 First Prev 451–525 of 2,580 Next Last