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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 521st emgordon154 0 58 26 Nov 2024 521st m-tkach 🇺🇦 0 58 26 Nov 2024 521st emgordon154 0 58 27 Nov 2024 521st Shanethegamer 🇺🇸 0 58 10 Dec 2024 521st MeWhenI 🇻🇦 0 58 11 Dec 2024 521st Shanethegamer 🇺🇸 0 58 17 Dec 2024 521st zacjl 0 58 31 Dec 2024 521st CaedenHarper 🇨🇦 0 58 4 Jan 2025 521st CLOStrophobic 🇮🇹 0 58 17 Jan 2025 521st voytxt 🇨🇿 0 58 25 Jan 2025 521st sisyphus-ppcg 🇦🇺 0 58 28 Jan 2025 521st UnderKoen 🇳🇱 0 58 28 Jan 2025 521st dokutan 0 58 3 Feb 2025 521st HumanoidCPU 0 58 4 Feb 2025 521st emgordon154 0 58 5 Feb 2025 521st edsrzf 🇳🇿 0 58 9 Feb 2025 521st targrik 0 58 15 Feb 2025 521st edsrzf 🇳🇿 0 58 19 Feb 2025 521st orthoplex 🇨🇽 0 58 16 Apr 2025 521st edsrzf 🇳🇿 0 58 17 Apr 2025 521st DialFrost 🇸🇬 0 58 17 Apr 2025 521st DialFrost 🇸🇬 0 58 17 Apr 2025 521st Shanethegamer 🇺🇸 0 58 17 Apr 2025 521st DialFrost 🇸🇬 0 58 17 Apr 2025 521st GolfingSuccess 🇬🇷 0 58 17 Apr 2025 521st HumanoidCPU 0 58 18 Apr 2025 521st HumanoidCPU 0 58 18 Apr 2025 521st CaedenHarper 🇨🇦 0 58 18 Apr 2025 521st CaedenHarper 🇨🇦 0 58 18 Apr 2025 521st dokutan 0 58 28 Apr 2025 521st 2bular 0 58 8 Jul 2025 521st h3ra993huskp 🇯🇵 0 58 11 Aug 2025 521st frankgraziano 0 58 13 Aug 2025 559th MeWhenI 🇻🇦 0 59 11 Dec 2024 559th emgordon154 0 59 8 Jan 2025 559th duckyluuk 🇳🇱 0 59 12 Jan 2025 559th Natanaelel 🇸🇪 0 59 2 Feb 2025 559th ovs-code 🇩🇪 0 59 4 Feb 2025 559th Shanethegamer 🇺🇸 0 59 7 Feb 2025 559th voytxt 🇨🇿 0 59 8 Feb 2025 559th GolfingSuccess 🇬🇷 0 59 15 Feb 2025 559th 2bular 0 59 5 Mar 2025 559th DialFrost 🇸🇬 0 59 17 Apr 2025 559th zacjl 0 59 17 Apr 2025 559th Shanethegamer 🇺🇸 0 59 17 Apr 2025 559th HumanoidCPU 0 59 18 Apr 2025 559th dokutan 0 59 28 Apr 2025 559th edsrzf 🇳🇿 0 59 13 Jun 2025 559th LostSyntax21 🇬🇧 0 59 19 Jul 2025 575th xsot 🇸🇬 0 60 4 Dec 2024 575th CatsAreFluffy 0 60 13 Dec 2024 575th Natanaelel 🇸🇪 0 60 26 Jan 2025 575th emgordon154 0 60 4 Feb 2025 575th klixel 🇨🇦 0 60 8 Apr 2025 575th emgordon154 0 60 5 Aug 2025 581st Shanethegamer 🇺🇸 0 61 20 Nov 2024 581st stefangimmillaro 0 61 21 Nov 2024 581st error256 0 61 21 Nov 2024 581st error256 0 61 21 Nov 2024 581st ovs-code 🇩🇪 0 61 25 Nov 2024 581st GolfingSuccess 🇬🇷 0 61 25 Nov 2024 581st sean-niemann 🇺🇸 0 61 26 Nov 2024 581st duckyluuk 🇳🇱 0 61 26 Nov 2024 581st DialFrost 🇸🇬 0 61 26 Nov 2024 581st rucin93 🇵🇱 0 61 26 Nov 2024 581st emgordon154 0 61 28 Nov 2024 581st stefangimmillaro 0 61 3 Dec 2024 581st lukegustafson 🇺🇸 0 61 7 Dec 2024 581st MeWhenI 🇻🇦 0 61 11 Dec 2024 581st emplv 🇱🇻 0 61 11 Dec 2024 581st voytxt 🇨🇿 0 61 22 Dec 2024 581st Salutations45 0 61 29 Dec 2024 581st duckyluuk 🇳🇱 0 61 12 Jan 2025 581st CLOStrophobic 🇮🇹 0 61 22 Jan 2025 581st voytxt 🇨🇿 0 61 25 Jan 2025 Prev 526–600 of 2,373 Next