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 299th emgordon154 0 38 27 Nov 2024 299th CLOStrophobic 🇮🇹 0 38 22 Jan 2025 299th btjones0 0 38 17 Feb 2025 299th Frowny 0 38 10 Mar 2025 299th Mukundan314 0 38 25 Apr 2025 306th SirBogman 🇺🇸 0 39 4 Dec 2024 306th MeWhenI 🇻🇦 0 39 29 Jan 2025 306th emgordon154 0 39 14 Feb 2025 306th DialFrost 🇸🇬 0 39 17 Apr 2025 306th Shanethegamer 🇺🇸 0 39 19 May 2025 306th HumanoidCPU 0 39 19 May 2025 306th plcc0 0 39 19 May 2025 306th voytxt 🇨🇿 0 39 19 May 2025 306th GolfingSuccess 🇬🇷 0 39 19 May 2025 306th DialFrost 🇸🇬 0 39 21 May 2025 306th MeWhenI 🇻🇦 0 39 28 May 2025 306th Jigglypuffed 0 39 12 Jun 2025 306th xvogt 🇱🇮 0 39 12 Jun 2025 306th AlephSquirrel 0 39 12 Jun 2025 306th yobatm 0 39 3 Aug 2025 306th ndren 0 39 10 days ago 306th snoozingnewt 🇺🇸 0 39 79 mins ago 323rd emgordon154 0 40 9 Feb 2025 323rd DialFrost 🇸🇬 0 40 9 Feb 2025 323rd GolfingSuccess 🇬🇷 0 40 12 Feb 2025 323rd chunes3 🇺🇸 0 40 13 Feb 2025 323rd HumanoidCPU 0 40 18 Apr 2025 323rd DialFrost 🇸🇬 0 40 20 Apr 2025 323rd ovs-code 🇩🇪 0 40 19 May 2025 323rd Shanethegamer 🇺🇸 0 40 6 Jun 2025 323rd artem-aramma 0 40 18 Jun 2025 323rd alemelis 0 40 3 Aug 2025 323rd frankgraziano 0 40 13 Aug 2025 323rd snoozingnewt 🇺🇸 0 40 13 hours ago 335th targrik 0 41 9 Jul 2025 336th GolfingSuccess 🇬🇷 0 42 25 Nov 2024 336th AlephSquirrel 0 42 27 Jan 2025 336th edsrzf 🇳🇿 0 42 21 Mar 2025 336th Shanethegamer 🇺🇸 0 42 17 Apr 2025 336th DialFrost 🇸🇬 0 42 17 Apr 2025 336th edsrzf 🇳🇿 0 42 17 Apr 2025 336th HumanoidCPU 0 42 18 Apr 2025 336th CaedenHarper 🇨🇦 0 42 18 Apr 2025 336th zacjl 0 42 20 Apr 2025 336th dokutan 0 42 28 Apr 2025 336th TheZwierzLF 🇵🇱 0 42 2 Jun 2025 336th snoozingnewt 🇺🇸 0 42 13 hours ago 348th Shanethegamer 🇺🇸 0 43 20 Nov 2024 348th stefangimmillaro 0 43 20 Nov 2024 348th error256 0 43 21 Nov 2024 348th GolfingSuccess 🇬🇷 0 43 25 Nov 2024 348th xsot 🇸🇬 0 43 26 Nov 2024 348th sean-niemann 🇺🇸 0 43 26 Nov 2024 348th emgordon154 0 43 26 Nov 2024 348th GolfingSuccess 🇬🇷 0 43 9 Dec 2024 348th MeWhenI 🇻🇦 0 43 11 Dec 2024 348th MeWhenI 🇻🇦 0 43 11 Dec 2024 348th Natanaelel 🇸🇪 0 43 26 Jan 2025 348th pardouin 🇫🇷 0 43 2 Feb 2025 348th error256 0 43 5 Feb 2025 348th sean-niemann 🇺🇸 0 43 6 Feb 2025 348th Shanethegamer 🇺🇸 0 43 7 Feb 2025 348th GolfingSuccess 🇬🇷 0 43 8 Feb 2025 348th GrayJoKing 🇦🇺 0 43 18 Mar 2025 348th DialFrost 🇸🇬 0 43 17 Apr 2025 348th Salutations45 0 43 17 Apr 2025 348th edsrzf 🇳🇿 0 43 17 Apr 2025 348th DialFrost 🇸🇬 0 43 17 Apr 2025 348th DialFrost 🇸🇬 0 43 17 Apr 2025 348th Shanethegamer 🇺🇸 0 43 17 Apr 2025 348th edsrzf 🇳🇿 0 43 18 Apr 2025 348th kg583 🇺🇸 0 43 18 Apr 2025 348th sean-niemann 🇺🇸 0 43 18 Apr 2025 348th HumanoidCPU 0 43 18 Apr 2025 348th HumanoidCPU 0 43 18 Apr 2025 Prev 301–375 of 2,462 Next