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 748th lukegustafson 🇺🇸 0 63 137ms 7 Dec 2024 748th sean-niemann 🇺🇸 0 63 139ms 10 Dec 2024 748th MeWhenI 🇻🇦 0 63 7ms 18 Dec 2024 748th zacjl 0 63 48ms 31 Dec 2024 748th Shanethegamer 🇺🇸 0 63 156ms 10 Jan 2025 748th CLOStrophobic 🇮🇹 0 63 48ms 17 Jan 2025 748th edsrzf 🇳🇿 0 63 59ms 9 Feb 2025 748th GolfingSuccess 🇬🇷 0 63 49ms 9 Feb 2025 748th Nemikolh 🇫🇷 0 63 12ms 12 Feb 2025 748th GolfingSuccess 🇬🇷 0 63 134ms 20 Feb 2025 748th varhammer 🇷🇺 0 63 7ms 22 Feb 2025 748th voytxt 🇨🇿 0 63 137ms 17 Apr 2025 748th FlyingPenguin223 0 63 53ms 17 Apr 2025 748th DialFrost 🇸🇬 0 63 135ms 17 Apr 2025 748th DialFrost 🇸🇬 0 63 8ms 17 Apr 2025 748th DialFrost 🇸🇬 0 63 48ms 17 Apr 2025 748th pardouin 🇫🇷 0 63 136ms 17 Apr 2025 748th Shanethegamer 🇺🇸 0 63 6ms 17 Apr 2025 748th Shanethegamer 🇺🇸 0 63 57ms 17 Apr 2025 748th GolfingSuccess 🇬🇷 0 63 7ms 17 Apr 2025 748th HumanoidCPU 0 63 137ms 18 Apr 2025 748th HumanoidCPU 0 63 7ms 18 Apr 2025 748th HumanoidCPU 0 63 48ms 18 Apr 2025 748th CaedenHarper 🇨🇦 0 63 137ms 18 Apr 2025 748th CaedenHarper 🇨🇦 0 63 6ms 18 Apr 2025 748th CaedenHarper 🇨🇦 0 63 50ms 18 Apr 2025 748th dokutan 0 63 144ms 28 Apr 2025 748th dokutan 0 63 7ms 28 Apr 2025 748th Jigglypuffed 0 63 48ms 19 Jul 2025 748th penous 0 63 11ms 2 Aug 2025 748th YellowDudeIsMe 0 63 11ms 14 Aug 2025 748th albanian-laundromat 0 63 7ms 22 Aug 2025 748th snoozingnewt 🇺🇸 0 63 159ms 15 Sep 2025 748th snoozingnewt 🇺🇸 0 63 7ms 15 Sep 2025 748th snoozingnewt 🇺🇸 0 63 48ms 15 Sep 2025 748th luuumine 🇫🇷 0 63 2ms 17 days ago 748th JOrE20 🇺🇸 0 63 7ms 8 days ago 748th kayaulai 0 63 83ms 4 days ago 789th Shanethegamer 🇺🇸 0 64 119ms 20 Nov 2024 789th error256 0 64 139ms 21 Nov 2024 789th error256 0 64 14ms 21 Nov 2024 789th emgordon154 0 64 3ms 26 Nov 2024 789th Liniarc 0 64 14ms 26 Nov 2024 789th MeWhenI 🇻🇦 0 64 47ms 12 Dec 2024 789th Chinay-Domitrix 🇺🇸 0 64 4,020ms 18 Apr 2025 789th luuumine 🇫🇷 0 64 17ms 16 Oct 2025 789th GolfingSuccess 🇬🇷 0 64 3ms 15 days ago 798th Shanethegamer 🇺🇸 0 65 8ms 20 Nov 2024 798th stefangimmillaro 0 65 10ms 20 Nov 2024 798th kg583 🇺🇸 0 65 10ms 21 Nov 2024 798th khvdm 0 65 10ms 21 Nov 2024 798th edsrzf 🇳🇿 0 65 11ms 21 Nov 2024 798th hallvabo 🇳🇴 0 65 13ms 24 Nov 2024 798th ovs-code 🇩🇪 0 65 30ms 25 Nov 2024 798th GolfingSuccess 🇬🇷 0 65 10ms 25 Nov 2024 798th AlephSquirrel 0 65 12ms 25 Nov 2024 798th AlephSquirrel 0 65 47ms 25 Nov 2024 798th pardouin 🇫🇷 0 65 13ms 25 Nov 2024 798th btnlq 0 65 13ms 26 Nov 2024 798th CaedenHarper 🇨🇦 0 65 13ms 26 Nov 2024 798th emgordon154 0 65 13ms 26 Nov 2024 798th inventshah 0 65 14ms 26 Nov 2024 798th sean-niemann 🇺🇸 0 65 147ms 26 Nov 2024 798th stefangimmillaro 0 65 159ms 26 Nov 2024 798th duckyluuk 🇳🇱 0 65 13ms 26 Nov 2024 798th m-tkach 🇺🇦 0 65 10ms 26 Nov 2024 798th ovs-code 🇩🇪 0 65 2ms 26 Nov 2024 798th Alex-x90 🇺🇸 0 65 12ms 28 Nov 2024 798th lifthrasiir 🇰🇷 0 65 14ms 30 Nov 2024 798th zacjl 0 65 13ms 1 Dec 2024 798th zacjl 0 65 8ms 1 Dec 2024 798th sisyphus-ppcg 🇦🇺 0 65 10ms 2 Dec 2024 798th JunkIce 0 65 11ms 3 Dec 2024 798th SirBogman 🇺🇸 0 65 13ms 3 Dec 2024 798th xsot 🇸🇬 0 65 13ms 4 Dec 2024 First Prev 751–825 of 2,927 Next Last