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 663rd dokutan 0 59 16ms 28 Apr 2025 663rd edsrzf 🇳🇿 0 59 16ms 13 Jun 2025 663rd LostSyntax21 🇬🇧 0 59 7ms 19 Jul 2025 663rd snoozingnewt 🇨🇦 0 59 15ms 15 Sep 2025 663rd gaving-quadprep 0 59 56ms 26 Oct 2025 663rd FlyingPenguin223 0 59 2ms 14 Nov 2025 663rd MeWhenI 🇻🇦 0 59 2ms 14 Nov 2025 683rd xsot 🇸🇬 0 60 6ms 4 Dec 2024 683rd CatsAreFluffy 0 60 67ms 13 Dec 2024 683rd Natanaelel 🇸🇪 0 60 3ms 26 Jan 2025 683rd emgordon154 0 60 4,299ms 4 Feb 2025 683rd klixel 🇨🇦 0 60 94ms 8 Apr 2025 683rd emgordon154 0 60 2ms 5 Aug 2025 683rd emgordon154 0 60 89ms 5 Nov 2025 683rd Babafaba 0 60 725ms 21 days ago 691st Shanethegamer 🇺🇸 0 61 12ms 20 Nov 2024 691st stefangimmillaro 0 61 11ms 21 Nov 2024 691st error256 0 61 11ms 21 Nov 2024 691st error256 0 61 123ms 21 Nov 2024 691st ovs-code 🇩🇪 0 61 11ms 25 Nov 2024 691st GolfingSuccess 🇬🇷 0 61 12ms 25 Nov 2024 691st sean-niemann 🇺🇸 0 61 12ms 26 Nov 2024 691st duckyluuk 🇳🇱 0 61 11ms 26 Nov 2024 691st DialFrost 🇸🇬 0 61 12ms 26 Nov 2024 691st rucin93 🇵🇱 0 61 12ms 26 Nov 2024 691st emgordon154 0 61 11ms 28 Nov 2024 691st stefangimmillaro 0 61 6ms 3 Dec 2024 691st lukegustafson 🇺🇸 0 61 13ms 7 Dec 2024 691st MeWhenI 🇻🇦 0 61 12ms 11 Dec 2024 691st emplv 🇱🇻 0 61 12ms 11 Dec 2024 691st voytxt 🇨🇿 0 61 11ms 22 Dec 2024 691st Salutations45 0 61 11ms 29 Dec 2024 691st duckyluuk 🇳🇱 0 61 1,660ms 12 Jan 2025 691st CLOStrophobic 🇮🇹 0 61 12ms 22 Jan 2025 691st voytxt 🇨🇿 0 61 5ms 25 Jan 2025 691st m-tkach 🇺🇦 0 61 11ms 30 Jan 2025 691st Natanaelel 🇸🇪 0 61 12ms 2 Feb 2025 691st CaedenHarper 🇨🇦 0 61 12ms 3 Feb 2025 691st BalaM314 0 61 12ms 4 Feb 2025 691st kg583 🇺🇸 0 61 103ms 5 Feb 2025 691st GolfingSuccess 🇬🇷 0 61 107ms 5 Feb 2025 691st HumanoidCPU 0 61 4ms 7 Feb 2025 691st targrik 0 61 11ms 8 Feb 2025 691st MeWhenI 🇻🇦 0 61 5ms 14 Feb 2025 691st targrik 0 61 8ms 15 Feb 2025 691st attila8192 0 61 12ms 1 Mar 2025 691st targrik 0 61 2ms 14 Mar 2025 691st janlelis 0 61 12ms 31 Mar 2025 691st b-illy 🇬🇧 0 61 11ms 16 Apr 2025 691st janbehrens 🇩🇪 0 61 13ms 17 Apr 2025 691st pardouin 🇫🇷 0 61 12ms 17 Apr 2025 691st Shanethegamer 🇺🇸 0 61 102ms 17 Apr 2025 691st edsrzf 🇳🇿 0 61 12ms 17 Apr 2025 691st HumanoidCPU 0 61 96ms 18 Apr 2025 691st HumanoidCPU 0 61 11ms 18 Apr 2025 691st AlephSquirrel 0 61 11ms 20 Apr 2025 691st Sam-Vrgl 0 61 14ms 13 May 2025 691st c-py 0 61 12ms 14 May 2025 691st albanian-laundromat 0 61 99ms 6 Jun 2025 691st Andrey-Plotnikov 0 61 11ms 19 Jun 2025 691st a6166231 🇨🇳 0 61 12ms 20 Jun 2025 691st BREMAUCY 🇫🇷 0 61 12ms 1 Jul 2025 691st RYSF13 🇨🇳 0 61 13ms 5 Jul 2025 691st p01 0 61 11ms 28 Jul 2025 691st KrausRaus 🇺🇸 0 61 12ms 29 Jul 2025 691st dmrichwa 🇺🇸 0 61 11ms 29 Jul 2025 691st dokutan 0 61 4ms 5 Aug 2025 691st gitchaell 🇧🇴 0 61 12ms 6 Aug 2025 691st lukepolak 0 61 11ms 7 Aug 2025 691st adrianbgo 0 61 13ms 7 Aug 2025 691st helbling 🇨🇭 0 61 11ms 28 Aug 2025 691st snoozingnewt 🇨🇦 0 61 122ms 15 Sep 2025 691st snoozingnewt 🇨🇦 0 61 12ms 15 Sep 2025 691st larsendaniel 0 61 11ms 7 Nov 2025 691st JOrE20 🇺🇸 0 61 12ms 27 days ago First Prev 676–750 of 2,995 Next Last