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 278th snoozingnewt 🇺🇸 0 37 12 days ago 278th snoozingnewt 🇺🇸 0 37 12 days ago 303rd ovs-code 🇩🇪 0 38 25 Nov 2024 303rd sean-niemann 🇺🇸 0 38 26 Nov 2024 303rd emgordon154 0 38 27 Nov 2024 303rd CLOStrophobic 🇮🇹 0 38 22 Jan 2025 303rd btjones0 0 38 17 Feb 2025 303rd Frowny 0 38 10 Mar 2025 303rd Mukundan314 0 38 25 Apr 2025 310th SirBogman 🇺🇸 0 39 4 Dec 2024 310th MeWhenI 🇻🇦 0 39 29 Jan 2025 310th emgordon154 0 39 14 Feb 2025 310th DialFrost 🇸🇬 0 39 17 Apr 2025 310th Shanethegamer 🇺🇸 0 39 19 May 2025 310th HumanoidCPU 0 39 19 May 2025 310th plcc0 0 39 19 May 2025 310th voytxt 🇨🇿 0 39 19 May 2025 310th GolfingSuccess 🇬🇷 0 39 19 May 2025 310th DialFrost 🇸🇬 0 39 21 May 2025 310th MeWhenI 🇻🇦 0 39 28 May 2025 310th Jigglypuffed 0 39 12 Jun 2025 310th xvogt 🇱🇮 0 39 12 Jun 2025 310th AlephSquirrel 0 39 12 Jun 2025 310th yobatm 0 39 3 Aug 2025 310th ndren 0 39 22 days ago 310th snoozingnewt 🇺🇸 0 39 12 days ago 327th emgordon154 0 40 9 Feb 2025 327th DialFrost 🇸🇬 0 40 9 Feb 2025 327th GolfingSuccess 🇬🇷 0 40 12 Feb 2025 327th chunes3 🇺🇸 0 40 13 Feb 2025 327th HumanoidCPU 0 40 18 Apr 2025 327th DialFrost 🇸🇬 0 40 20 Apr 2025 327th ovs-code 🇩🇪 0 40 19 May 2025 327th Shanethegamer 🇺🇸 0 40 6 Jun 2025 327th artem-aramma 0 40 18 Jun 2025 327th alemelis 0 40 3 Aug 2025 327th frankgraziano 0 40 13 Aug 2025 327th snoozingnewt 🇺🇸 0 40 12 days ago 339th targrik 0 41 9 Jul 2025 340th GolfingSuccess 🇬🇷 0 42 25 Nov 2024 340th AlephSquirrel 0 42 27 Jan 2025 340th edsrzf 🇳🇿 0 42 21 Mar 2025 340th Shanethegamer 🇺🇸 0 42 17 Apr 2025 340th DialFrost 🇸🇬 0 42 17 Apr 2025 340th edsrzf 🇳🇿 0 42 17 Apr 2025 340th HumanoidCPU 0 42 18 Apr 2025 340th CaedenHarper 🇨🇦 0 42 18 Apr 2025 340th zacjl 0 42 20 Apr 2025 340th dokutan 0 42 28 Apr 2025 340th TheZwierzLF 🇵🇱 0 42 2 Jun 2025 340th snoozingnewt 🇺🇸 0 42 12 days ago 352nd Shanethegamer 🇺🇸 0 43 20 Nov 2024 352nd stefangimmillaro 0 43 20 Nov 2024 352nd error256 0 43 21 Nov 2024 352nd GolfingSuccess 🇬🇷 0 43 25 Nov 2024 352nd xsot 🇸🇬 0 43 26 Nov 2024 352nd sean-niemann 🇺🇸 0 43 26 Nov 2024 352nd emgordon154 0 43 26 Nov 2024 352nd GolfingSuccess 🇬🇷 0 43 9 Dec 2024 352nd MeWhenI 🇻🇦 0 43 11 Dec 2024 352nd MeWhenI 🇻🇦 0 43 11 Dec 2024 352nd Natanaelel 🇸🇪 0 43 26 Jan 2025 352nd pardouin 🇫🇷 0 43 2 Feb 2025 352nd error256 0 43 5 Feb 2025 352nd sean-niemann 🇺🇸 0 43 6 Feb 2025 352nd Shanethegamer 🇺🇸 0 43 7 Feb 2025 352nd GolfingSuccess 🇬🇷 0 43 8 Feb 2025 352nd GrayJoKing 🇦🇺 0 43 18 Mar 2025 352nd DialFrost 🇸🇬 0 43 17 Apr 2025 352nd Salutations45 0 43 17 Apr 2025 352nd edsrzf 🇳🇿 0 43 17 Apr 2025 352nd DialFrost 🇸🇬 0 43 17 Apr 2025 352nd DialFrost 🇸🇬 0 43 17 Apr 2025 352nd Shanethegamer 🇺🇸 0 43 17 Apr 2025 352nd edsrzf 🇳🇿 0 43 18 Apr 2025 Prev 301–375 of 2,532 Next