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 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 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 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 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 797th qpwoeirut 0 65 10ms 3 Jul 2025 797th Jak-Ch-ll 0 65 14ms 6 Jul 2025 797th anter69 🇭🇺 0 65 10ms 9 Jul 2025 797th Flekay 🇩🇪 0 65 10ms 10 Jul 2025 797th klixel 🇨🇦 0 65 10ms 11 Jul 2025 797th KasperKivimaeki 🇫🇮 0 65 12ms 15 Jul 2025 797th Nyandereian 0 65 17ms 15 Jul 2025 797th itu-itis21-akkoyuno21 0 65 14ms 15 Jul 2025 797th GrayJoKing 🇦🇺 0 65 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Sep 2025 797th J09M 0 65 10ms 25 Sep 2025 797th ShikChen 🇹🇼 0 65 10ms 26 Sep 2025 797th Shanethegamer 🇺🇸 0 65 3ms 28 Sep 2025 797th davecame 0 65 10ms 3 Oct 2025 797th CommandLeo 🇮🇹 0 65 13ms 4 Oct 2025 797th ThePixelatedCat 0 65 33ms 6 Oct 2025 797th snoozingnewt 🇺🇸 0 65 4ms 6 Oct 2025 797th luuumine 🇫🇷 0 65 12ms 8 Oct 2025 797th fvla 0 65 10ms 14 Oct 2025 797th asarvazyan 0 65 13ms 18 Oct 2025 797th intgrah 0 65 14ms 22 Oct 2025 797th Matter1024 🇮🇳 0 65 13ms 11 days ago 797th j-zhang43 0 65 10ms 9 days ago 797th msbranicky 0 65 2ms 8 days ago 797th sunleonid 0 65 10ms 5 days ago 797th MeWhenI 🇻🇦 0 65 5ms 3 days ago 797th Babafaba 0 65 13ms 2 days ago 797th JOrE20 🇺🇸 0 65 10ms 34 hours ago 797th Emutis 🇱🇹 0 65 10ms 7 hours ago 954th Shanethegamer 🇺🇸 0 66 105ms 22 Nov 2024 954th GolfingSuccess 🇬🇷 0 66 107ms 25 Nov 2024 954th Natanaelel 🇸🇪 0 66 146ms 9 Dec 2024 954th MeWhenI 🇻🇦 0 66 4ms 11 Dec 2024 954th rollershutter 0 66 10ms 18 Dec 2024 954th duckyluuk 🇳🇱 0 66 3ms 12 Jan 2025 954th duckyluuk 🇳🇱 0 66 134ms 12 Jan 2025 954th GolfingSuccess 🇬🇷 0 66 9ms 5 Feb 2025 954th fourth-bit 0 66 11ms 8 Feb 2025 954th sohamkorade 0 66 13ms 13 Feb 2025 954th emgordon154 0 66 178ms 17 Feb 2025 954th lowtied 0 66 10ms 18 Feb 2025 954th chunes3 🇺🇸 0 66 105ms 21 Feb 2025 954th Languag3 0 66 10ms 28 Feb 2025 954th gigaprofisi 🇺🇸 0 66 3ms 3 Mar 2025 954th Stockoh 🇫🇷 0 66 12ms 3 Mar 2025 954th targrik 0 66 4ms 14 Mar 2025 954th jatloe 0 66 16ms 17 Mar 2025 954th Jacob385 0 66 3ms 15 Apr 2025 954th moustave 0 66 13ms 16 Apr 2025 954th edsrzf 🇳🇿 0 66 109ms 17 Apr 2025 954th HumanoidCPU 0 66 111ms 18 Apr 2025 First Prev 901–975 of 2,923 Next Last