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 300th sean-niemann 🇺🇸 0 38 26 Nov 2024 300th emgordon154 0 38 27 Nov 2024 300th CLOStrophobic 🇮🇹 0 38 22 Jan 2025 300th btjones0 0 38 17 Feb 2025 300th Frowny 0 38 10 Mar 2025 300th Mukundan314 0 38 25 Apr 2025 307th SirBogman 🇺🇸 0 39 4 Dec 2024 307th MeWhenI 🇻🇦 0 39 29 Jan 2025 307th emgordon154 0 39 14 Feb 2025 307th DialFrost 🇸🇬 0 39 17 Apr 2025 307th Shanethegamer 🇺🇸 0 39 19 May 2025 307th HumanoidCPU 0 39 19 May 2025 307th plcc0 0 39 19 May 2025 307th voytxt 🇨🇿 0 39 19 May 2025 307th GolfingSuccess 🇬🇷 0 39 19 May 2025 307th DialFrost 🇸🇬 0 39 21 May 2025 307th MeWhenI 🇻🇦 0 39 28 May 2025 307th Jigglypuffed 0 39 12 Jun 2025 307th xvogt 🇱🇮 0 39 12 Jun 2025 307th AlephSquirrel 0 39 12 Jun 2025 307th yobatm 0 39 3 Aug 2025 307th ndren 0 39 10 days ago 307th snoozingnewt 🇺🇸 0 39 24 hours ago 324th emgordon154 0 40 9 Feb 2025 324th DialFrost 🇸🇬 0 40 9 Feb 2025 324th GolfingSuccess 🇬🇷 0 40 12 Feb 2025 324th chunes3 🇺🇸 0 40 13 Feb 2025 324th HumanoidCPU 0 40 18 Apr 2025 324th DialFrost 🇸🇬 0 40 20 Apr 2025 324th ovs-code 🇩🇪 0 40 19 May 2025 324th Shanethegamer 🇺🇸 0 40 6 Jun 2025 324th artem-aramma 0 40 18 Jun 2025 324th alemelis 0 40 3 Aug 2025 324th frankgraziano 0 40 13 Aug 2025 324th snoozingnewt 🇺🇸 0 40 36 hours ago 336th targrik 0 41 9 Jul 2025 337th GolfingSuccess 🇬🇷 0 42 25 Nov 2024 337th AlephSquirrel 0 42 27 Jan 2025 337th edsrzf 🇳🇿 0 42 21 Mar 2025 337th Shanethegamer 🇺🇸 0 42 17 Apr 2025 337th DialFrost 🇸🇬 0 42 17 Apr 2025 337th edsrzf 🇳🇿 0 42 17 Apr 2025 337th HumanoidCPU 0 42 18 Apr 2025 337th CaedenHarper 🇨🇦 0 42 18 Apr 2025 337th zacjl 0 42 20 Apr 2025 337th dokutan 0 42 28 Apr 2025 337th TheZwierzLF 🇵🇱 0 42 2 Jun 2025 337th snoozingnewt 🇺🇸 0 42 36 hours ago 349th Shanethegamer 🇺🇸 0 43 20 Nov 2024 349th stefangimmillaro 0 43 20 Nov 2024 349th error256 0 43 21 Nov 2024 349th GolfingSuccess 🇬🇷 0 43 25 Nov 2024 349th xsot 🇸🇬 0 43 26 Nov 2024 349th sean-niemann 🇺🇸 0 43 26 Nov 2024 349th emgordon154 0 43 26 Nov 2024 349th GolfingSuccess 🇬🇷 0 43 9 Dec 2024 349th MeWhenI 🇻🇦 0 43 11 Dec 2024 349th MeWhenI 🇻🇦 0 43 11 Dec 2024 349th Natanaelel 🇸🇪 0 43 26 Jan 2025 349th pardouin 🇫🇷 0 43 2 Feb 2025 349th error256 0 43 5 Feb 2025 349th sean-niemann 🇺🇸 0 43 6 Feb 2025 349th Shanethegamer 🇺🇸 0 43 7 Feb 2025 349th GolfingSuccess 🇬🇷 0 43 8 Feb 2025 349th GrayJoKing 🇦🇺 0 43 18 Mar 2025 349th DialFrost 🇸🇬 0 43 17 Apr 2025 349th Salutations45 0 43 17 Apr 2025 349th edsrzf 🇳🇿 0 43 17 Apr 2025 349th DialFrost 🇸🇬 0 43 17 Apr 2025 349th DialFrost 🇸🇬 0 43 17 Apr 2025 349th Shanethegamer 🇺🇸 0 43 17 Apr 2025 349th edsrzf 🇳🇿 0 43 18 Apr 2025 349th kg583 🇺🇸 0 43 18 Apr 2025 349th sean-niemann 🇺🇸 0 43 18 Apr 2025 349th HumanoidCPU 0 43 18 Apr 2025 Prev 301–375 of 2,465 Next