Tutorial in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Minesweeper 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 Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau 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 Erlang 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 Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau 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 Minesweeper 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 Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 798th ndren 0 65 13ms 5 Dec 2024 798th CornerMercury 🇬🇧 0 65 12ms 5 Dec 2024 798th lukegustafson 🇺🇸 0 65 10ms 7 Dec 2024 798th Europe2048 0 65 14ms 7 Dec 2024 798th neel11235813 0 65 10ms 9 Dec 2024 798th Seek64 🇩🇪 0 65 14ms 10 Dec 2024 798th MeWhenI 🇻🇦 0 65 3ms 11 Dec 2024 798th antimon2 🇯🇵 0 65 12ms 16 Dec 2024 798th error256 0 65 8ms 16 Dec 2024 798th 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2025 798th 4atj 0 65 13ms 10 Apr 2025 798th orthoplex 🇨🇽 0 65 10ms 16 Apr 2025 798th MeWhenI 🇻🇦 0 65 13ms 17 Apr 2025 798th Mukundan314 0 65 12ms 17 Apr 2025 798th MeWhenI 🇻🇦 0 65 8ms 17 Apr 2025 798th DialFrost 🇸🇬 0 65 6ms 17 Apr 2025 798th DialFrost 🇸🇬 0 65 13ms 17 Apr 2025 798th error256 0 65 10ms 17 Apr 2025 798th rucin93 🇵🇱 0 65 10ms 17 Apr 2025 798th edsrzf 🇳🇿 0 65 147ms 17 Apr 2025 798th edsrzf 🇳🇿 0 65 3ms 18 Apr 2025 798th HumanoidCPU 0 65 10ms 18 Apr 2025 798th HumanoidCPU 0 65 6ms 18 Apr 2025 798th HumanoidCPU 0 65 152ms 18 Apr 2025 798th DialFrost 🇸🇬 0 65 149ms 18 Apr 2025 798th BlankSpruce 0 65 13ms 18 Apr 2025 798th Shanethegamer 🇺🇸 0 65 145ms 18 Apr 2025 798th CaedenHarper 🇨🇦 0 65 6ms 18 Apr 2025 798th CaedenHarper 🇨🇦 0 65 149ms 18 Apr 2025 798th FEZfan 🇦🇺 0 65 13ms 19 Apr 2025 798th undefinedRyan 0 65 10ms 19 Apr 2025 798th DialFrost 🇸🇬 0 65 3ms 20 Apr 2025 798th plcc0 0 65 12ms 21 Apr 2025 798th dokutan 0 65 6ms 28 Apr 2025 798th RYSF13 🇨🇳 0 65 3ms 13 May 2025 798th Shanethegamer 🇺🇸 0 65 3ms 13 May 2025 798th robin-scragg 0 65 11ms 19 May 2025 798th ryyyn 🇺🇸 0 65 10ms 21 May 2025 798th Moltres-Galar 🇺🇦 0 65 10ms 21 May 2025 798th albanian-laundromat 0 65 10ms 4 Jun 2025 798th fuzzylojik-golf 🇺🇸 0 65 10ms 5 Jun 2025 798th codingisgreatbutiamnot 0 65 10ms 7 Jun 2025 798th SoliGhost 0 65 12ms 8 Jun 2025 798th cros107 🇦🇺 0 65 15ms 14 Jun 2025 798th long279595192 0 65 14ms 20 Jun 2025 798th jiji7879 0 65 10ms 20 Jun 2025 798th alemelis 0 65 10ms 20 Jun 2025 798th elana-teal 0 65 10ms 20 Jun 2025 798th zijinoier 0 65 10ms 25 Jun 2025 798th dirckvdende 0 65 10ms 30 Jun 2025 798th BREMAUCY 🇫🇷 0 65 13ms 1 Jul 2025 First Prev 826–900 of 2,924 Next Last