Tutorial in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Erlang 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 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 Erlang 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 Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 600th emgordon154 0 57 6ms 14 Mar 2025 600th Yewzir 🇧🇪 0 57 3ms 16 Mar 2025 603rd kg583 🇺🇸 0 58 6ms 21 Nov 2024 603rd ovs-code 🇩🇪 0 58 8ms 25 Nov 2024 603rd GolfingSuccess 🇬🇷 0 58 7ms 25 Nov 2024 603rd GolfingSuccess 🇬🇷 0 58 3ms 25 Nov 2024 603rd AlephSquirrel 0 58 8ms 25 Nov 2024 603rd emgordon154 0 58 3ms 26 Nov 2024 603rd m-tkach 🇺🇦 0 58 3ms 26 Nov 2024 603rd emgordon154 0 58 8ms 27 Nov 2024 603rd Shanethegamer 🇺🇸 0 58 4ms 10 Dec 2024 603rd MeWhenI 🇻🇦 0 58 4ms 11 Dec 2024 603rd Shanethegamer 🇺🇸 0 58 7ms 17 Dec 2024 603rd zacjl 0 58 8ms 31 Dec 2024 603rd CaedenHarper 🇨🇦 0 58 3ms 4 Jan 2025 603rd CLOStrophobic 🇮🇹 0 58 7ms 17 Jan 2025 603rd voytxt 🇨🇿 0 58 3ms 25 Jan 2025 603rd sisyphus-ppcg 🇦🇺 0 58 3ms 28 Jan 2025 603rd UnderKoen 🇳🇱 0 58 3ms 28 Jan 2025 603rd dokutan 0 58 755ms 3 Feb 2025 603rd HumanoidCPU 0 58 3ms 4 Feb 2025 603rd emgordon154 0 58 9ms 5 Feb 2025 603rd edsrzf 🇳🇿 0 58 7ms 9 Feb 2025 603rd targrik 0 58 3ms 15 Feb 2025 603rd edsrzf 🇳🇿 0 58 3ms 19 Feb 2025 603rd orthoplex 🇨🇽 0 58 3ms 16 Apr 2025 603rd edsrzf 🇳🇿 0 58 4ms 17 Apr 2025 603rd DialFrost 🇸🇬 0 58 8ms 17 Apr 2025 603rd DialFrost 🇸🇬 0 58 4ms 17 Apr 2025 603rd Shanethegamer 🇺🇸 0 58 4ms 17 Apr 2025 603rd DialFrost 🇸🇬 0 58 4ms 17 Apr 2025 603rd GolfingSuccess 🇬🇷 0 58 4ms 17 Apr 2025 603rd HumanoidCPU 0 58 6ms 18 Apr 2025 603rd HumanoidCPU 0 58 4ms 18 Apr 2025 603rd CaedenHarper 🇨🇦 0 58 7ms 18 Apr 2025 603rd CaedenHarper 🇨🇦 0 58 4ms 18 Apr 2025 603rd dokutan 0 58 3ms 28 Apr 2025 603rd 2bular 0 58 3ms 8 Jul 2025 603rd h3ra993huskp 🇯🇵 0 58 4,171ms 11 Aug 2025 603rd frankgraziano 0 58 7ms 13 Aug 2025 603rd snoozingnewt 🇺🇸 0 58 6ms 15 Sep 2025 603rd snoozingnewt 🇺🇸 0 58 4ms 15 Sep 2025 603rd snoozingnewt 🇺🇸 0 58 4ms 15 Sep 2025 603rd kg583 🇺🇸 0 58 4ms 27 Sep 2025 603rd plcc0 0 58 8ms 7 Oct 2025 603rd TheZwierzLF 🇵🇱 0 58 453ms 45 hours ago 647th MeWhenI 🇻🇦 0 59 7ms 11 Dec 2024 647th emgordon154 0 59 4ms 8 Jan 2025 647th duckyluuk 🇳🇱 0 59 4ms 12 Jan 2025 647th Natanaelel 🇸🇪 0 59 4ms 2 Feb 2025 647th ovs-code 🇩🇪 0 59 16ms 4 Feb 2025 647th Shanethegamer 🇺🇸 0 59 4ms 7 Feb 2025 647th voytxt 🇨🇿 0 59 8ms 8 Feb 2025 647th GolfingSuccess 🇬🇷 0 59 16ms 15 Feb 2025 647th 2bular 0 59 16ms 5 Mar 2025 647th DialFrost 🇸🇬 0 59 24ms 17 Apr 2025 647th zacjl 0 59 17ms 17 Apr 2025 647th Shanethegamer 🇺🇸 0 59 15ms 17 Apr 2025 647th HumanoidCPU 0 59 16ms 18 Apr 2025 647th dokutan 0 59 16ms 28 Apr 2025 647th edsrzf 🇳🇿 0 59 16ms 13 Jun 2025 647th LostSyntax21 🇬🇧 0 59 5ms 19 Jul 2025 647th snoozingnewt 🇺🇸 0 59 15ms 15 Sep 2025 647th gaving-quadprep 0 59 67ms 27 days ago 647th FlyingPenguin223 0 59 2ms 8 days ago 647th MeWhenI 🇻🇦 0 59 2ms 8 days ago 667th xsot 🇸🇬 0 60 5ms 4 Dec 2024 667th CatsAreFluffy 0 60 56ms 13 Dec 2024 667th Natanaelel 🇸🇪 0 60 3ms 26 Jan 2025 667th emgordon154 0 60 4,086ms 4 Feb 2025 667th klixel 🇨🇦 0 60 82ms 8 Apr 2025 667th emgordon154 0 60 2ms 5 Aug 2025 667th emgordon154 0 60 76ms 17 days ago 674th Shanethegamer 🇺🇸 0 61 12ms 20 Nov 2024 674th stefangimmillaro 0 61 18ms 21 Nov 2024 First Prev 601–675 of 2,908 Next Last