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 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 Hilbert Curve 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 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 Groovy 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 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 Groovy 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 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 Hilbert Curve 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 293rd artem-aramma 0 40 18 Jun 2025 293rd alemelis 0 40 5 days ago 303rd targrik 0 41 9 Jul 2025 304th GolfingSuccess 🇬🇷 0 42 25 Nov 2024 304th AlephSquirrel 0 42 27 Jan 2025 304th edsrzf 🇳🇿 0 42 21 Mar 2025 304th Shanethegamer 🇺🇸 0 42 17 Apr 2025 304th DialFrost 🇸🇬 0 42 17 Apr 2025 304th edsrzf 🇳🇿 0 42 17 Apr 2025 304th HumanoidCPU 0 42 18 Apr 2025 304th CaedenHarper 🇨🇦 0 42 18 Apr 2025 304th zacjl 0 42 20 Apr 2025 304th dokutan 0 42 28 Apr 2025 304th TheZwierzLF 🇵🇱 0 42 2 Jun 2025 315th Shanethegamer 🇺🇸 0 43 20 Nov 2024 315th stefangimmillaro 0 43 20 Nov 2024 315th error256 0 43 21 Nov 2024 315th GolfingSuccess 🇬🇷 0 43 25 Nov 2024 315th xsot 🇸🇬 0 43 26 Nov 2024 315th sean-niemann 🇺🇸 0 43 26 Nov 2024 315th emgordon154 0 43 26 Nov 2024 315th GolfingSuccess 🇬🇷 0 43 9 Dec 2024 315th MeWhenI 🇻🇦 0 43 11 Dec 2024 315th MeWhenI 🇻🇦 0 43 11 Dec 2024 315th Natanaelel 🇸🇪 0 43 26 Jan 2025 315th pardouin 🇫🇷 0 43 2 Feb 2025 315th error256 0 43 5 Feb 2025 315th sean-niemann 🇺🇸 0 43 6 Feb 2025 315th Shanethegamer 🇺🇸 0 43 7 Feb 2025 315th GolfingSuccess 🇬🇷 0 43 8 Feb 2025 315th GrayJoKing 🇦🇺 0 43 18 Mar 2025 315th DialFrost 🇸🇬 0 43 17 Apr 2025 315th Salutations45 0 43 17 Apr 2025 315th edsrzf 🇳🇿 0 43 17 Apr 2025 315th DialFrost 🇸🇬 0 43 17 Apr 2025 315th DialFrost 🇸🇬 0 43 17 Apr 2025 315th Shanethegamer 🇺🇸 0 43 17 Apr 2025 315th edsrzf 🇳🇿 0 43 18 Apr 2025 315th kg583 🇺🇸 0 43 18 Apr 2025 315th sean-niemann 🇺🇸 0 43 18 Apr 2025 315th HumanoidCPU 0 43 18 Apr 2025 315th HumanoidCPU 0 43 18 Apr 2025 315th HumanoidCPU 0 43 18 Apr 2025 315th rucin93 🇵🇱 0 43 18 Apr 2025 315th CaedenHarper 🇨🇦 0 43 18 Apr 2025 315th CaedenHarper 🇨🇦 0 43 18 Apr 2025 315th Seek64 🇩🇪 0 43 29 Apr 2025 315th sisyphus-ppcg 🇦🇺 0 43 8 May 2025 315th jitwit 0 43 10 May 2025 315th gigaprofisi 🇺🇸 0 43 17 Jun 2025 315th dokutan 0 43 2 Jul 2025 315th anter69 🇭🇺 0 43 9 Jul 2025 315th AbrahamJLR 🇻🇪 0 43 20 days ago 354th duckyluuk 🇳🇱 0 44 12 Jan 2025 354th GolfingSuccess 🇬🇷 0 44 12 Feb 2025 354th error256 0 44 17 Apr 2025 354th MeWhenI 🇻🇦 0 44 17 Apr 2025 354th MeWhenI 🇻🇦 0 44 17 Apr 2025 354th DialFrost 🇸🇬 0 44 17 Apr 2025 354th Shanethegamer 🇺🇸 0 44 17 Apr 2025 354th pardouin 🇫🇷 0 44 17 Apr 2025 354th HumanoidCPU 0 44 18 Apr 2025 354th CaedenHarper 🇨🇦 0 44 18 Apr 2025 354th dokutan 0 44 28 Apr 2025 354th stefangimmillaro 0 44 26 days ago 366th ovs-code 🇩🇪 0 45 26 Nov 2024 366th Natanaelel 🇸🇪 0 45 2 Feb 2025 366th emgordon154 0 45 23 Feb 2025 366th DialFrost 🇸🇬 0 45 23 Feb 2025 366th GolfingSuccess 🇬🇷 0 45 25 Feb 2025 366th GolfingSuccess 🇬🇷 0 45 26 Feb 2025 366th Shanethegamer 🇺🇸 0 45 20 May 2025 366th edsrzf 🇳🇿 0 45 24 May 2025 374th Shanethegamer 🇺🇸 0 46 20 Nov 2024 374th ovs-code 🇩🇪 0 46 25 Nov 2024 Prev 301–375 of 2,191 Next