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 Tower of Hanoi 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers 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 Tower of Hanoi 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 805th long279595192 0 65 12ms 20 Jun 2025 805th jiji7879 0 65 10ms 20 Jun 2025 805th alemelis 0 65 10ms 20 Jun 2025 805th elana-teal 0 65 12ms 20 Jun 2025 805th zijinoier 0 65 12ms 25 Jun 2025 805th dirckvdende 0 65 10ms 30 Jun 2025 805th BREMAUCY 🇫🇷 0 65 10ms 1 Jul 2025 805th Quentin-AC 0 65 13ms 2 Jul 2025 805th qpwoeirut 0 65 12ms 3 Jul 2025 805th Jak-Ch-ll 0 65 12ms 6 Jul 2025 805th anter69 🇭🇺 0 65 10ms 9 Jul 2025 805th Flekay 🇩🇪 0 65 11ms 10 Jul 2025 805th klixel 🇨🇦 0 65 10ms 11 Jul 2025 805th KasperKivimaeki 🇫🇮 0 65 13ms 15 Jul 2025 805th Nyandereian 0 65 13ms 15 Jul 2025 805th itu-itis21-akkoyuno21 0 65 14ms 15 Jul 2025 805th GrayJoKing 🇦🇺 0 65 13ms 18 Jul 2025 805th AbrahamJLR 🇻🇪 0 65 14ms 18 Jul 2025 805th RaBa21 🇭🇺 0 65 16ms 19 Jul 2025 805th jeetsh4h 0 65 13ms 19 Jul 2025 805th LostSyntax21 🇬🇧 0 65 12ms 19 Jul 2025 805th wuduculfre 0 65 10ms 21 Jul 2025 805th yjgnaw 0 65 10ms 24 Jul 2025 805th oween12 0 65 10ms 6 Aug 2025 805th xiaoyiming123 0 65 10ms 11 Aug 2025 805th EthanJantz 0 65 11ms 12 Aug 2025 805th wobblybits 0 65 12ms 14 Aug 2025 805th janlelis 0 65 10ms 14 Aug 2025 805th ShaanveerS 0 65 10ms 17 Aug 2025 805th ut0s 0 65 12ms 23 Aug 2025 805th HETHAT 🇩🇿 0 65 10ms 3 Sep 2025 805th republic82 0 65 10ms 13 Sep 2025 805th snoozingnewt 🇨🇦 0 65 7ms 15 Sep 2025 805th snoozingnewt 🇨🇦 0 65 123ms 15 Sep 2025 805th snoozingnewt 🇨🇦 0 65 10ms 15 Sep 2025 805th snoozingnewt 🇨🇦 0 65 3ms 15 Sep 2025 805th hellopir2 0 65 10ms 18 Sep 2025 805th edsrzf 🇳🇿 0 65 4ms 18 Sep 2025 805th GolfingSuccess 🇬🇷 0 65 3ms 19 Sep 2025 805th DialFrost 🇸🇬 0 65 4ms 19 Sep 2025 805th now4est 🇯🇵 0 65 13ms 21 Sep 2025 805th ahmetdemirag 🇨🇾 0 65 10ms 24 Sep 2025 805th J09M 0 65 12ms 25 Sep 2025 805th ShikChen 🇹🇼 0 65 10ms 26 Sep 2025 805th Shanethegamer 🇺🇸 0 65 3ms 28 Sep 2025 805th davecame 0 65 14ms 3 Oct 2025 805th CommandLeo 🇮🇹 0 65 11ms 4 Oct 2025 805th ThePixelatedCat 0 65 14ms 6 Oct 2025 805th snoozingnewt 🇨🇦 0 65 3ms 6 Oct 2025 805th luuumine 🇫🇷 0 65 12ms 8 Oct 2025 805th fvla 0 65 11ms 14 Oct 2025 805th asarvazyan 0 65 11ms 18 Oct 2025 805th intgrah 0 65 10ms 22 Oct 2025 805th Matter1024 🇮🇳 0 65 12ms 26 days ago 805th j-zhang43 0 65 10ms 24 days ago 805th msbranicky 0 65 2ms 23 days ago 805th sunleonid 0 65 13ms 20 days ago 805th MeWhenI 🇻🇦 0 65 5ms 18 days ago 805th Babafaba 0 65 10ms 17 days ago 805th JOrE20 🇺🇸 0 65 12ms 16 days ago 805th Emutis 🇱🇹 0 65 15ms 14 days ago 805th edsrzf 🇳🇿 0 65 146ms 13 days ago 805th Languag3 0 65 10ms 6 days ago 964th Shanethegamer 🇺🇸 0 66 109ms 22 Nov 2024 964th GolfingSuccess 🇬🇷 0 66 88ms 25 Nov 2024 964th Natanaelel 🇸🇪 0 66 176ms 9 Dec 2024 964th MeWhenI 🇻🇦 0 66 3ms 11 Dec 2024 964th rollershutter 0 66 11ms 18 Dec 2024 964th duckyluuk 🇳🇱 0 66 2ms 12 Jan 2025 964th duckyluuk 🇳🇱 0 66 155ms 12 Jan 2025 964th GolfingSuccess 🇬🇷 0 66 11ms 5 Feb 2025 964th fourth-bit 0 66 11ms 8 Feb 2025 964th sohamkorade 0 66 11ms 13 Feb 2025 964th emgordon154 0 66 130ms 17 Feb 2025 964th lowtied 0 66 10ms 18 Feb 2025 First Prev 901–975 of 2,979 Next Last