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 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 Trinomial Triangle 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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 569th CaedenHarper 🇨🇦 0 58 18 Apr 2025 569th CaedenHarper 🇨🇦 0 58 18 Apr 2025 569th dokutan 0 58 28 Apr 2025 569th 2bular 0 58 8 Jul 2025 569th h3ra993huskp 🇯🇵 0 58 11 Aug 2025 569th frankgraziano 0 58 13 Aug 2025 569th snoozingnewt 🇺🇸 0 58 9 days ago 569th snoozingnewt 🇺🇸 0 58 9 days ago 569th snoozingnewt 🇺🇸 0 58 9 days ago 610th MeWhenI 🇻🇦 0 59 11 Dec 2024 610th emgordon154 0 59 8 Jan 2025 610th duckyluuk 🇳🇱 0 59 12 Jan 2025 610th Natanaelel 🇸🇪 0 59 2 Feb 2025 610th ovs-code 🇩🇪 0 59 4 Feb 2025 610th Shanethegamer 🇺🇸 0 59 7 Feb 2025 610th voytxt 🇨🇿 0 59 8 Feb 2025 610th GolfingSuccess 🇬🇷 0 59 15 Feb 2025 610th 2bular 0 59 5 Mar 2025 610th DialFrost 🇸🇬 0 59 17 Apr 2025 610th zacjl 0 59 17 Apr 2025 610th Shanethegamer 🇺🇸 0 59 17 Apr 2025 610th HumanoidCPU 0 59 18 Apr 2025 610th dokutan 0 59 28 Apr 2025 610th edsrzf 🇳🇿 0 59 13 Jun 2025 610th LostSyntax21 🇬🇧 0 59 19 Jul 2025 610th snoozingnewt 🇺🇸 0 59 9 days ago 627th xsot 🇸🇬 0 60 4 Dec 2024 627th CatsAreFluffy 0 60 13 Dec 2024 627th Natanaelel 🇸🇪 0 60 26 Jan 2025 627th emgordon154 0 60 4 Feb 2025 627th klixel 🇨🇦 0 60 8 Apr 2025 627th emgordon154 0 60 5 Aug 2025 633rd Shanethegamer 🇺🇸 0 61 20 Nov 2024 633rd stefangimmillaro 0 61 21 Nov 2024 633rd error256 0 61 21 Nov 2024 633rd error256 0 61 21 Nov 2024 633rd ovs-code 🇩🇪 0 61 25 Nov 2024 633rd GolfingSuccess 🇬🇷 0 61 25 Nov 2024 633rd sean-niemann 🇺🇸 0 61 26 Nov 2024 633rd duckyluuk 🇳🇱 0 61 26 Nov 2024 633rd DialFrost 🇸🇬 0 61 26 Nov 2024 633rd rucin93 🇵🇱 0 61 26 Nov 2024 633rd emgordon154 0 61 28 Nov 2024 633rd stefangimmillaro 0 61 3 Dec 2024 633rd lukegustafson 🇺🇸 0 61 7 Dec 2024 633rd MeWhenI 🇻🇦 0 61 11 Dec 2024 633rd emplv 🇱🇻 0 61 11 Dec 2024 633rd voytxt 🇨🇿 0 61 22 Dec 2024 633rd Salutations45 0 61 29 Dec 2024 633rd duckyluuk 🇳🇱 0 61 12 Jan 2025 633rd CLOStrophobic 🇮🇹 0 61 22 Jan 2025 633rd voytxt 🇨🇿 0 61 25 Jan 2025 633rd m-tkach 🇺🇦 0 61 30 Jan 2025 633rd Natanaelel 🇸🇪 0 61 2 Feb 2025 633rd CaedenHarper 🇨🇦 0 61 3 Feb 2025 633rd BalaM314 0 61 4 Feb 2025 633rd kg583 🇺🇸 0 61 5 Feb 2025 633rd GolfingSuccess 🇬🇷 0 61 5 Feb 2025 633rd HumanoidCPU 0 61 7 Feb 2025 633rd targrik 0 61 8 Feb 2025 633rd MeWhenI 🇻🇦 0 61 14 Feb 2025 633rd targrik 0 61 15 Feb 2025 633rd attila8192 0 61 1 Mar 2025 633rd targrik 0 61 14 Mar 2025 633rd janlelis 0 61 31 Mar 2025 633rd b-illy 🇬🇧 0 61 16 Apr 2025 633rd janbehrens 🇩🇪 0 61 17 Apr 2025 633rd pardouin 🇫🇷 0 61 17 Apr 2025 633rd Shanethegamer 🇺🇸 0 61 17 Apr 2025 633rd edsrzf 🇳🇿 0 61 17 Apr 2025 633rd HumanoidCPU 0 61 18 Apr 2025 633rd HumanoidCPU 0 61 18 Apr 2025 633rd AlephSquirrel 0 61 20 Apr 2025 633rd Sam-Vrgl 0 61 13 May 2025 633rd c-py 0 61 14 May 2025 Prev 601–675 of 2,518 Next