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 502nd edsrzf 🇳🇿 0 58 17 Apr 2025 502nd DialFrost 🇸🇬 0 58 17 Apr 2025 502nd DialFrost 🇸🇬 0 58 17 Apr 2025 502nd Shanethegamer 🇺🇸 0 58 17 Apr 2025 502nd DialFrost 🇸🇬 0 58 17 Apr 2025 502nd GolfingSuccess 🇬🇷 0 58 17 Apr 2025 502nd HumanoidCPU 0 58 18 Apr 2025 502nd HumanoidCPU 0 58 18 Apr 2025 502nd CaedenHarper 🇨🇦 0 58 18 Apr 2025 502nd CaedenHarper 🇨🇦 0 58 18 Apr 2025 502nd dokutan 0 58 28 Apr 2025 502nd 2bular 0 58 8 Jul 2025 538th MeWhenI 🇻🇦 0 59 11 Dec 2024 538th emgordon154 0 59 8 Jan 2025 538th duckyluuk 🇳🇱 0 59 12 Jan 2025 538th Natanaelel 🇸🇪 0 59 2 Feb 2025 538th ovs-code 🇩🇪 0 59 4 Feb 2025 538th Shanethegamer 🇺🇸 0 59 7 Feb 2025 538th voytxt 🇨🇿 0 59 8 Feb 2025 538th GolfingSuccess 🇬🇷 0 59 15 Feb 2025 538th 2bular 0 59 5 Mar 2025 538th DialFrost 🇸🇬 0 59 17 Apr 2025 538th zacjl 0 59 17 Apr 2025 538th Shanethegamer 🇺🇸 0 59 17 Apr 2025 538th HumanoidCPU 0 59 18 Apr 2025 538th dokutan 0 59 28 Apr 2025 538th edsrzf 🇳🇿 0 59 13 Jun 2025 538th LostSyntax21 🇬🇧 0 59 17 days ago 554th xsot 🇸🇬 0 60 4 Dec 2024 554th CatsAreFluffy 0 60 13 Dec 2024 554th Natanaelel 🇸🇪 0 60 26 Jan 2025 554th emgordon154 0 60 4 Feb 2025 554th klixel 🇨🇦 0 60 8 Apr 2025 554th emgordon154 0 60 4 hours ago 560th Shanethegamer 🇺🇸 0 61 20 Nov 2024 560th stefangimmillaro 0 61 21 Nov 2024 560th error256 0 61 21 Nov 2024 560th error256 0 61 21 Nov 2024 560th ovs-code 🇩🇪 0 61 25 Nov 2024 560th GolfingSuccess 🇬🇷 0 61 25 Nov 2024 560th sean-niemann 🇺🇸 0 61 26 Nov 2024 560th duckyluuk 🇳🇱 0 61 26 Nov 2024 560th DialFrost 🇸🇬 0 61 26 Nov 2024 560th rucin93 🇵🇱 0 61 26 Nov 2024 560th emgordon154 0 61 28 Nov 2024 560th stefangimmillaro 0 61 3 Dec 2024 560th lukegustafson 🇺🇸 0 61 7 Dec 2024 560th MeWhenI 🇻🇦 0 61 11 Dec 2024 560th emplv 🇱🇻 0 61 11 Dec 2024 560th voytxt 🇨🇿 0 61 22 Dec 2024 560th Salutations45 0 61 29 Dec 2024 560th duckyluuk 🇳🇱 0 61 12 Jan 2025 560th CLOStrophobic 🇮🇹 0 61 22 Jan 2025 560th voytxt 🇨🇿 0 61 25 Jan 2025 560th m-tkach 🇺🇦 0 61 30 Jan 2025 560th Natanaelel 🇸🇪 0 61 2 Feb 2025 560th CaedenHarper 🇨🇦 0 61 3 Feb 2025 560th BalaM314 0 61 4 Feb 2025 560th kg583 🇺🇸 0 61 5 Feb 2025 560th GolfingSuccess 🇬🇷 0 61 5 Feb 2025 560th HumanoidCPU 0 61 7 Feb 2025 560th targrik 0 61 8 Feb 2025 560th MeWhenI 🇻🇦 0 61 14 Feb 2025 560th targrik 0 61 15 Feb 2025 560th attila8192 0 61 1 Mar 2025 560th targrik 0 61 14 Mar 2025 560th janlelis 0 61 31 Mar 2025 560th b-illy 🇬🇧 0 61 16 Apr 2025 560th janbehrens 🇩🇪 0 61 17 Apr 2025 560th pardouin 🇫🇷 0 61 17 Apr 2025 560th Shanethegamer 🇺🇸 0 61 17 Apr 2025 560th edsrzf 🇳🇿 0 61 17 Apr 2025 560th HumanoidCPU 0 61 18 Apr 2025 560th HumanoidCPU 0 61 18 Apr 2025 560th AlephSquirrel 0 61 20 Apr 2025 Prev 526–600 of 2,178 Next