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 575th DialFrost 🇸🇬 0 58 17 Apr 2025 575th Shanethegamer 🇺🇸 0 58 17 Apr 2025 575th DialFrost 🇸🇬 0 58 17 Apr 2025 575th GolfingSuccess 🇬🇷 0 58 17 Apr 2025 575th HumanoidCPU 0 58 18 Apr 2025 575th HumanoidCPU 0 58 18 Apr 2025 575th CaedenHarper 🇨🇦 0 58 18 Apr 2025 575th CaedenHarper 🇨🇦 0 58 18 Apr 2025 575th dokutan 0 58 28 Apr 2025 575th 2bular 0 58 8 Jul 2025 575th h3ra993huskp 🇯🇵 0 58 11 Aug 2025 575th frankgraziano 0 58 13 Aug 2025 575th snoozingnewt 🇺🇸 0 58 22 days ago 575th snoozingnewt 🇺🇸 0 58 22 days ago 575th snoozingnewt 🇺🇸 0 58 22 days ago 575th kg583 🇺🇸 0 58 10 days ago 575th plcc0 0 58 87 mins ago 618th MeWhenI 🇻🇦 0 59 11 Dec 2024 618th emgordon154 0 59 8 Jan 2025 618th duckyluuk 🇳🇱 0 59 12 Jan 2025 618th Natanaelel 🇸🇪 0 59 2 Feb 2025 618th ovs-code 🇩🇪 0 59 4 Feb 2025 618th Shanethegamer 🇺🇸 0 59 7 Feb 2025 618th voytxt 🇨🇿 0 59 8 Feb 2025 618th GolfingSuccess 🇬🇷 0 59 15 Feb 2025 618th 2bular 0 59 5 Mar 2025 618th DialFrost 🇸🇬 0 59 17 Apr 2025 618th zacjl 0 59 17 Apr 2025 618th Shanethegamer 🇺🇸 0 59 17 Apr 2025 618th HumanoidCPU 0 59 18 Apr 2025 618th dokutan 0 59 28 Apr 2025 618th edsrzf 🇳🇿 0 59 13 Jun 2025 618th LostSyntax21 🇬🇧 0 59 19 Jul 2025 618th snoozingnewt 🇺🇸 0 59 22 days ago 635th xsot 🇸🇬 0 60 4 Dec 2024 635th CatsAreFluffy 0 60 13 Dec 2024 635th Natanaelel 🇸🇪 0 60 26 Jan 2025 635th emgordon154 0 60 4 Feb 2025 635th klixel 🇨🇦 0 60 8 Apr 2025 635th emgordon154 0 60 5 Aug 2025 641st Shanethegamer 🇺🇸 0 61 20 Nov 2024 641st stefangimmillaro 0 61 21 Nov 2024 641st error256 0 61 21 Nov 2024 641st error256 0 61 21 Nov 2024 641st ovs-code 🇩🇪 0 61 25 Nov 2024 641st GolfingSuccess 🇬🇷 0 61 25 Nov 2024 641st sean-niemann 🇺🇸 0 61 26 Nov 2024 641st duckyluuk 🇳🇱 0 61 26 Nov 2024 641st DialFrost 🇸🇬 0 61 26 Nov 2024 641st rucin93 🇵🇱 0 61 26 Nov 2024 641st emgordon154 0 61 28 Nov 2024 641st stefangimmillaro 0 61 3 Dec 2024 641st lukegustafson 🇺🇸 0 61 7 Dec 2024 641st MeWhenI 🇻🇦 0 61 11 Dec 2024 641st emplv 🇱🇻 0 61 11 Dec 2024 641st voytxt 🇨🇿 0 61 22 Dec 2024 641st Salutations45 0 61 29 Dec 2024 641st duckyluuk 🇳🇱 0 61 12 Jan 2025 641st CLOStrophobic 🇮🇹 0 61 22 Jan 2025 641st voytxt 🇨🇿 0 61 25 Jan 2025 641st m-tkach 🇺🇦 0 61 30 Jan 2025 641st Natanaelel 🇸🇪 0 61 2 Feb 2025 641st CaedenHarper 🇨🇦 0 61 3 Feb 2025 641st BalaM314 0 61 4 Feb 2025 641st kg583 🇺🇸 0 61 5 Feb 2025 641st GolfingSuccess 🇬🇷 0 61 5 Feb 2025 641st HumanoidCPU 0 61 7 Feb 2025 641st targrik 0 61 8 Feb 2025 641st MeWhenI 🇻🇦 0 61 14 Feb 2025 641st targrik 0 61 15 Feb 2025 641st attila8192 0 61 1 Mar 2025 641st targrik 0 61 14 Mar 2025 641st janlelis 0 61 31 Mar 2025 641st b-illy 🇬🇧 0 61 16 Apr 2025 641st janbehrens 🇩🇪 0 61 17 Apr 2025 First Prev 601–675 of 2,559 Next Last