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 Calendar 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 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 ArkScript 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 ArkScript 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 Calendar 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 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 824th ahmetdemirag 🇨🇾 0 65 10ms 24 Sep 2025 824th J09M 0 65 12ms 25 Sep 2025 824th ShikChen 🇹🇼 0 65 10ms 26 Sep 2025 824th Shanethegamer 🇺🇸 0 65 4ms 28 Sep 2025 824th davecame 0 65 14ms 3 Oct 2025 824th CommandLeo 🇮🇹 0 65 11ms 4 Oct 2025 824th pixelated-pup 0 65 14ms 6 Oct 2025 824th 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12 Jan 2025 988th duckyluuk 🇳🇱 0 66 155ms 12 Jan 2025 988th GolfingSuccess 🇬🇷 0 66 11ms 5 Feb 2025 988th fourth-bit 0 66 11ms 8 Feb 2025 988th sohamkorade 0 66 11ms 13 Feb 2025 988th emgordon154 0 66 158ms 17 Feb 2025 988th lowtied 0 66 10ms 18 Feb 2025 988th chunes3 🇺🇸 0 66 120ms 21 Feb 2025 988th gigaprofisi 🇺🇸 0 66 3ms 3 Mar 2025 988th Stockoh 🇫🇷 0 66 10ms 3 Mar 2025 988th targrik 0 66 4ms 14 Mar 2025 988th jatloe 0 66 12ms 17 Mar 2025 988th Jacob385 0 66 2ms 15 Apr 2025 988th moustave 0 66 14ms 16 Apr 2025 988th edsrzf 🇳🇿 0 66 104ms 17 Apr 2025 988th HumanoidCPU 0 66 105ms 18 Apr 2025 988th CaedenHarper 🇨🇦 0 66 132ms 18 Apr 2025 988th DialFrost 🇸🇬 0 66 169ms 23 Apr 2025 988th emgordon154 0 66 3ms 23 Apr 2025 988th andrewjc2000 0 66 11ms 5 May 2025 988th ffelixm 0 66 15ms 30 May 2025 988th Ealeex 0 66 14ms 10 Jun 2025 988th smilesformiles3 0 66 16ms 15 Jun 2025 988th coldham10 0 66 14ms 27 Jun 2025 988th persistz 0 66 11ms 30 Jun 2025 988th ffelixm 0 66 164ms 1 Jul 2025 988th idaflux 0 66 11ms 5 Jul 2025 988th hiichbindermax 0 66 13ms 5 Aug 2025 988th InigoK 🇺🇸 0 66 10ms 6 Aug 2025 988th travisdoesmath 0 66 10ms 6 Sep 2025 988th TheTrustyPwo 0 66 10ms 8 Sep 2025 988th snoozingnewt 🇨🇦 0 66 88ms 15 Sep 2025 988th targrik 0 66 2ms 18 Sep 2025 988th targrik 0 66 1,759ms 18 Sep 2025 988th andres-k 0 66 14ms 21 Sep 2025 988th KatieLG 🇬🇧 0 66 10ms 27 Sep 2025 988th FranklinJiaChen 0 66 12ms 30 Sep 2025 988th Papushkado 0 66 12ms 10 Nov 2025 988th Plazmaz 0 66 10ms 14 Nov 2025 988th chattyplatinumcool 0 66 13ms 18 Nov 2025 988th geck007 0 66 11ms 5 Dec 2025 988th snoozingnewt 🇨🇦 0 66 129ms 9 Dec 2025 1,035th FlyingPenguin223 0 67 2ms 21 Nov 2024 1,035th Jacob385 0 67 10ms 21 Nov 2024 1,035th Jacob385 0 67 679ms 21 Nov 2024 1,035th GolfingSuccess 🇬🇷 0 67 2ms 7 Dec 2024 1,035th yujh-yujh 🇬🇸 0 67 12ms 3 Jan 2025 1,035th duckyluuk 🇳🇱 0 67 2ms 3 Jan 2025 First Prev 961–1,040 of 3,039 Next Last