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 517th MeWhenI 🇻🇦 0 58 11 Dec 2024 517th Shanethegamer 🇺🇸 0 58 17 Dec 2024 517th zacjl 0 58 31 Dec 2024 517th CaedenHarper 🇨🇦 0 58 4 Jan 2025 517th CLOStrophobic 🇮🇹 0 58 17 Jan 2025 517th voytxt 🇨🇿 0 58 25 Jan 2025 517th sisyphus-ppcg 🇦🇺 0 58 28 Jan 2025 517th UnderKoen 🇳🇱 0 58 28 Jan 2025 517th dokutan 0 58 3 Feb 2025 517th HumanoidCPU 0 58 4 Feb 2025 517th emgordon154 0 58 5 Feb 2025 517th edsrzf 🇳🇿 0 58 9 Feb 2025 517th targrik 0 58 15 Feb 2025 517th edsrzf 🇳🇿 0 58 19 Feb 2025 517th orthoplex 🇨🇽 0 58 16 Apr 2025 517th edsrzf 🇳🇿 0 58 17 Apr 2025 517th DialFrost 🇸🇬 0 58 17 Apr 2025 517th DialFrost 🇸🇬 0 58 17 Apr 2025 517th Shanethegamer 🇺🇸 0 58 17 Apr 2025 517th DialFrost 🇸🇬 0 58 17 Apr 2025 517th GolfingSuccess 🇬🇷 0 58 17 Apr 2025 517th HumanoidCPU 0 58 18 Apr 2025 517th HumanoidCPU 0 58 18 Apr 2025 517th CaedenHarper 🇨🇦 0 58 18 Apr 2025 517th CaedenHarper 🇨🇦 0 58 18 Apr 2025 517th dokutan 0 58 28 Apr 2025 517th 2bular 0 58 8 Jul 2025 517th h3ra993huskp 🇯🇵 0 58 25 days ago 517th frankgraziano 0 58 22 days ago 555th MeWhenI 🇻🇦 0 59 11 Dec 2024 555th emgordon154 0 59 8 Jan 2025 555th duckyluuk 🇳🇱 0 59 12 Jan 2025 555th Natanaelel 🇸🇪 0 59 2 Feb 2025 555th ovs-code 🇩🇪 0 59 4 Feb 2025 555th Shanethegamer 🇺🇸 0 59 7 Feb 2025 555th voytxt 🇨🇿 0 59 8 Feb 2025 555th GolfingSuccess 🇬🇷 0 59 15 Feb 2025 555th 2bular 0 59 5 Mar 2025 555th DialFrost 🇸🇬 0 59 17 Apr 2025 555th zacjl 0 59 17 Apr 2025 555th Shanethegamer 🇺🇸 0 59 17 Apr 2025 555th HumanoidCPU 0 59 18 Apr 2025 555th dokutan 0 59 28 Apr 2025 555th edsrzf 🇳🇿 0 59 13 Jun 2025 555th LostSyntax21 🇬🇧 0 59 19 Jul 2025 571st xsot 🇸🇬 0 60 4 Dec 2024 571st CatsAreFluffy 0 60 13 Dec 2024 571st Natanaelel 🇸🇪 0 60 26 Jan 2025 571st emgordon154 0 60 4 Feb 2025 571st klixel 🇨🇦 0 60 8 Apr 2025 571st emgordon154 0 60 5 Aug 2025 577th Shanethegamer 🇺🇸 0 61 20 Nov 2024 577th stefangimmillaro 0 61 21 Nov 2024 577th error256 0 61 21 Nov 2024 577th error256 0 61 21 Nov 2024 577th ovs-code 🇩🇪 0 61 25 Nov 2024 577th GolfingSuccess 🇬🇷 0 61 25 Nov 2024 577th sean-niemann 🇺🇸 0 61 26 Nov 2024 577th duckyluuk 🇳🇱 0 61 26 Nov 2024 577th DialFrost 🇸🇬 0 61 26 Nov 2024 577th rucin93 🇵🇱 0 61 26 Nov 2024 577th emgordon154 0 61 28 Nov 2024 577th stefangimmillaro 0 61 3 Dec 2024 577th lukegustafson 🇺🇸 0 61 7 Dec 2024 577th MeWhenI 🇻🇦 0 61 11 Dec 2024 577th emplv 🇱🇻 0 61 11 Dec 2024 577th voytxt 🇨🇿 0 61 22 Dec 2024 577th Salutations45 0 61 29 Dec 2024 577th duckyluuk 🇳🇱 0 61 12 Jan 2025 577th CLOStrophobic 🇮🇹 0 61 22 Jan 2025 577th voytxt 🇨🇿 0 61 25 Jan 2025 577th m-tkach 🇺🇦 0 61 30 Jan 2025 577th Natanaelel 🇸🇪 0 61 2 Feb 2025 577th CaedenHarper 🇨🇦 0 61 3 Feb 2025 577th BalaM314 0 61 4 Feb 2025 Prev 526–600 of 2,359 Next