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 657th MeWhenI 🇻🇦 0 59 2ms 25 days ago 677th xsot 🇸🇬 0 60 6ms 4 Dec 2024 677th CatsAreFluffy 0 60 67ms 13 Dec 2024 677th Natanaelel 🇸🇪 0 60 3ms 26 Jan 2025 677th emgordon154 0 60 4,299ms 4 Feb 2025 677th klixel 🇨🇦 0 60 94ms 8 Apr 2025 677th emgordon154 0 60 2ms 5 Aug 2025 677th emgordon154 0 60 89ms 5 Nov 2025 677th Babafaba 0 60 725ms 16 days ago 685th Shanethegamer 🇺🇸 0 61 12ms 20 Nov 2024 685th stefangimmillaro 0 61 11ms 21 Nov 2024 685th error256 0 61 11ms 21 Nov 2024 685th error256 0 61 123ms 21 Nov 2024 685th ovs-code 🇩🇪 0 61 11ms 25 Nov 2024 685th GolfingSuccess 🇬🇷 0 61 12ms 25 Nov 2024 685th sean-niemann 🇺🇸 0 61 12ms 26 Nov 2024 685th duckyluuk 🇳🇱 0 61 11ms 26 Nov 2024 685th DialFrost 🇸🇬 0 61 12ms 26 Nov 2024 685th rucin93 🇵🇱 0 61 12ms 26 Nov 2024 685th emgordon154 0 61 11ms 28 Nov 2024 685th stefangimmillaro 0 61 6ms 3 Dec 2024 685th lukegustafson 🇺🇸 0 61 13ms 7 Dec 2024 685th MeWhenI 🇻🇦 0 61 12ms 11 Dec 2024 685th emplv 🇱🇻 0 61 12ms 11 Dec 2024 685th voytxt 🇨🇿 0 61 11ms 22 Dec 2024 685th Salutations45 0 61 11ms 29 Dec 2024 685th duckyluuk 🇳🇱 0 61 1,660ms 12 Jan 2025 685th CLOStrophobic 🇮🇹 0 61 12ms 22 Jan 2025 685th voytxt 🇨🇿 0 61 5ms 25 Jan 2025 685th m-tkach 🇺🇦 0 61 11ms 30 Jan 2025 685th Natanaelel 🇸🇪 0 61 12ms 2 Feb 2025 685th CaedenHarper 🇨🇦 0 61 12ms 3 Feb 2025 685th BalaM314 0 61 12ms 4 Feb 2025 685th kg583 🇺🇸 0 61 103ms 5 Feb 2025 685th GolfingSuccess 🇬🇷 0 61 107ms 5 Feb 2025 685th HumanoidCPU 0 61 4ms 7 Feb 2025 685th targrik 0 61 11ms 8 Feb 2025 685th MeWhenI 🇻🇦 0 61 5ms 14 Feb 2025 685th targrik 0 61 4ms 15 Feb 2025 685th attila8192 0 61 12ms 1 Mar 2025 685th targrik 0 61 2ms 14 Mar 2025 685th janlelis 0 61 12ms 31 Mar 2025 685th b-illy 🇬🇧 0 61 11ms 16 Apr 2025 685th janbehrens 🇩🇪 0 61 13ms 17 Apr 2025 685th pardouin 🇫🇷 0 61 12ms 17 Apr 2025 685th Shanethegamer 🇺🇸 0 61 102ms 17 Apr 2025 685th edsrzf 🇳🇿 0 61 12ms 17 Apr 2025 685th HumanoidCPU 0 61 96ms 18 Apr 2025 685th HumanoidCPU 0 61 11ms 18 Apr 2025 685th AlephSquirrel 0 61 11ms 20 Apr 2025 685th Sam-Vrgl 0 61 14ms 13 May 2025 685th c-py 0 61 12ms 14 May 2025 685th albanian-laundromat 0 61 99ms 6 Jun 2025 685th Andrey-Plotnikov 0 61 11ms 19 Jun 2025 685th a6166231 🇨🇳 0 61 12ms 20 Jun 2025 685th BREMAUCY 🇫🇷 0 61 12ms 1 Jul 2025 685th RYSF13 🇨🇳 0 61 13ms 5 Jul 2025 685th p01 0 61 11ms 28 Jul 2025 685th KrausRaus 🇺🇸 0 61 12ms 29 Jul 2025 685th dmrichwa 🇺🇸 0 61 11ms 29 Jul 2025 685th dokutan 0 61 4ms 5 Aug 2025 685th gitchaell 🇧🇴 0 61 12ms 6 Aug 2025 685th lukepolak 0 61 11ms 7 Aug 2025 685th adrianbgo 0 61 13ms 7 Aug 2025 685th helbling 🇨🇭 0 61 11ms 28 Aug 2025 685th snoozingnewt 🇨🇦 0 61 122ms 15 Sep 2025 685th snoozingnewt 🇨🇦 0 61 12ms 15 Sep 2025 685th larsendaniel 0 61 11ms 7 Nov 2025 685th JOrE20 🇺🇸 0 61 12ms 22 days ago 685th GodlyProgrammer1 0 61 11ms 18 days ago 685th Kacarott 🇦🇺 0 61 122ms 15 days ago 747th emgordon154 0 62 2ms 27 Nov 2024 747th CLOStrophobic 🇮🇹 0 62 4ms 4 Feb 2025 747th DialFrost 🇸🇬 0 62 8ms 15 Feb 2025 747th dokutan 0 62 1,481ms 15 Jul 2025 First Prev 676–750 of 2,975 Next Last