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 364th edsrzf 🇳🇿 0 44 9 days ago 364th DialFrost 🇸🇬 0 44 6 days ago 378th ovs-code 🇩🇪 0 45 26 Nov 2024 378th Natanaelel 🇸🇪 0 45 2 Feb 2025 378th emgordon154 0 45 23 Feb 2025 378th DialFrost 🇸🇬 0 45 23 Feb 2025 378th GolfingSuccess 🇬🇷 0 45 25 Feb 2025 378th GolfingSuccess 🇬🇷 0 45 26 Feb 2025 378th Shanethegamer 🇺🇸 0 45 20 May 2025 378th edsrzf 🇳🇿 0 45 24 May 2025 386th Shanethegamer 🇺🇸 0 46 20 Nov 2024 386th ovs-code 🇩🇪 0 46 25 Nov 2024 386th DialFrost 🇸🇬 0 46 26 Nov 2024 386th sean-niemann 🇺🇸 0 46 26 Nov 2024 386th GolfingSuccess 🇬🇷 0 46 6 Dec 2024 386th MeWhenI 🇻🇦 0 46 11 Dec 2024 386th CaedenHarper 🇨🇦 0 46 12 Jan 2025 386th HumanoidCPU 0 46 18 Apr 2025 386th 2bular 0 46 1 Jun 2025 386th albanian-laundromat 0 46 9 days ago 396th ovs-code 🇩🇪 0 47 25 Nov 2024 396th MeWhenI 🇻🇦 0 47 11 Dec 2024 396th duckyluuk 🇳🇱 0 47 12 Jan 2025 396th CLOStrophobic 🇮🇹 0 47 22 Jan 2025 396th GolfingSuccess 🇬🇷 0 47 12 Feb 2025 396th emgordon154 0 47 19 Feb 2025 396th DialFrost 🇸🇬 0 47 17 Apr 2025 396th Shanethegamer 🇺🇸 0 47 17 Apr 2025 396th HumanoidCPU 0 47 18 Apr 2025 396th CaedenHarper 🇨🇦 0 47 18 Apr 2025 396th edsrzf 🇳🇿 0 47 26 May 2025 396th frankgraziano 0 47 18 days ago 408th emgordon154 0 48 27 Nov 2024 408th targrik 0 48 15 Feb 2025 410th JunkIce 0 49 3 Dec 2024 410th duckyluuk 🇳🇱 0 49 12 Jan 2025 410th csharpython 0 49 5 Feb 2025 410th voytxt 🇨🇿 0 49 8 Feb 2025 410th gigaprofisi 🇺🇸 0 49 3 Mar 2025 410th emgordon154 0 49 23 Apr 2025 410th xvogt 🇱🇮 0 49 13 Jun 2025 410th Jagger002 0 49 24 Jun 2025 410th alphafalfa 0 49 23 days ago 419th Shanethegamer 🇺🇸 0 50 20 Nov 2024 419th stefangimmillaro 0 50 21 Nov 2024 419th duckyluuk 🇳🇱 0 50 26 Nov 2024 419th GolfingSuccess 🇬🇷 0 50 22 Dec 2024 419th voytxt 🇨🇿 0 50 25 Jan 2025 419th pardouin 🇫🇷 0 50 26 Jan 2025 419th Natanaelel 🇸🇪 0 50 26 Jan 2025 419th janlelis 0 50 31 Mar 2025 419th DialFrost 🇸🇬 0 50 17 Apr 2025 419th edsrzf 🇳🇿 0 50 17 Apr 2025 419th HumanoidCPU 0 50 18 Apr 2025 419th CaedenHarper 🇨🇦 0 50 18 Apr 2025 431st FlyingPenguin223 0 51 21 Nov 2024 431st MeWhenI 🇻🇦 0 51 11 Dec 2024 431st GolfingSuccess 🇬🇷 0 51 8 Feb 2025 431st h3ra993huskp 🇯🇵 0 51 26 days ago 435th Shanethegamer 🇺🇸 0 52 4 Feb 2025 435th ovs-code 🇩🇪 0 52 5 Feb 2025 435th HumanoidCPU 0 52 7 Feb 2025 435th targrik 0 52 15 Feb 2025 435th GolfingSuccess 🇬🇷 0 52 15 Feb 2025 435th emgordon154 0 52 5 Mar 2025 435th 2bular 0 52 5 Mar 2025 435th MeWhenI 🇻🇦 0 52 17 Apr 2025 435th DialFrost 🇸🇬 0 52 17 Apr 2025 435th ovs-code 🇩🇪 0 52 31 May 2025 435th LostSyntax21 🇬🇧 0 52 19 Jul 2025 446th kg583 🇺🇸 0 53 21 Nov 2024 446th GolfingSuccess 🇬🇷 0 53 14 Mar 2025 446th rucin93 🇵🇱 0 53 17 Apr 2025 446th zacjl 0 53 17 Apr 2025 446th Shanethegamer 🇺🇸 0 53 17 Apr 2025 Prev 376–450 of 2,372 Next