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 Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 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 ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 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 239th targrik 0 32 114ms 15 Feb 2025 239th Natanaelel 🇸🇪 0 32 148ms 16 Apr 2025 239th Azyrod 0 32 35ms 3 Feb 2026 244th Shanethegamer 🇺🇸 0 33 4ms 20 Nov 2024 244th JRaspass 🇬🇧 0 33 6ms 22 Nov 2024 244th GolfingSuccess 🇬🇷 0 33 4ms 25 Nov 2024 244th sean-niemann 🇺🇸 0 33 4ms 26 Nov 2024 244th DialFrost 🇸🇬 0 33 5ms 26 Nov 2024 244th sisyphus-ppcg 🇦🇺 0 33 5ms 2 Dec 2024 244th SirBogman 🇺🇸 0 33 4ms 3 Dec 2024 244th CaedenHarper 🇨🇦 0 33 4ms 9 Dec 2024 244th Natanaelel 🇸🇪 0 33 4ms 9 Dec 2024 244th MeWhenI 🇻🇦 0 33 4ms 11 Dec 2024 244th HumanoidCPU 0 33 4ms 5 Jan 2025 244th targrik 0 33 4ms 15 Feb 2025 244th retrohun 0 33 4ms 1 Apr 2025 244th kg583 🇺🇸 0 33 4ms 17 Apr 2025 244th fuzzylojik-golf 🇺🇸 0 33 4ms 5 Jun 2025 244th AbrahamJLR 🇻🇪 0 33 4ms 18 Jul 2025 244th LeoWeyles 0 33 4ms 10 Aug 2025 244th brianjac 0 33 4ms 13 Sep 2025 244th snoozingnewt 🇨🇦 0 33 4ms 15 Sep 2025 244th albanian-laundromat 0 33 4ms 15 Dec 2025 244th plcc0 0 33 4ms 30 Dec 2025 244th FoxInTheClouds 0 33 5ms 9 Feb 2026 266th Shanethegamer 🇺🇸 0 34 146ms 20 Nov 2024 266th SirBogman 🇺🇸 0 34 150ms 3 Dec 2024 266th GolfingSuccess 🇬🇷 0 34 155ms 6 Apr 2025 266th ovs-code 🇩🇪 0 34 144ms 16 Apr 2025 266th HumanoidCPU 0 34 141ms 18 Apr 2025 266th CaedenHarper 🇨🇦 0 34 122ms 18 Apr 2025 266th fuzzylojik-golf 🇺🇸 0 34 131ms 15 Jul 2025 266th frankgraziano 0 34 124ms 23 Aug 2025 266th snoozingnewt 🇨🇦 0 34 144ms 15 Sep 2025 266th seaker 0 34 142ms 16 Sep 2025 266th GrayJoKing 🇦🇺 0 34 139ms 14 Nov 2025 266th edsrzf 🇳🇿 0 34 121ms 9 Jan 2026 266th rcmlz 0 34 125ms 25 Jan 2026 279th Shanethegamer 🇺🇸 0 35 4ms 20 Nov 2024 279th GolfingSuccess 🇬🇷 0 35 2ms 25 Nov 2024 279th GolfingSuccess 🇬🇷 0 35 4ms 25 Nov 2024 279th btnlq 0 35 4ms 26 Nov 2024 279th emgordon154 0 35 4ms 26 Nov 2024 279th sisyphus-ppcg 🇦🇺 0 35 2ms 26 Nov 2024 279th sean-niemann 🇺🇸 0 35 4ms 26 Nov 2024 279th DialFrost 🇸🇬 0 35 4ms 26 Nov 2024 279th MeWhenI 🇻🇦 0 35 5ms 11 Dec 2024 279th HumanoidCPU 0 35 4ms 5 Jan 2025 279th CaedenHarper 🇨🇦 0 35 4ms 12 Jan 2025 279th voytxt 🇨🇿 0 35 4ms 25 Jan 2025 279th saito-ta 🇯🇵 0 35 2ms 28 Jan 2025 279th Natanaelel 🇸🇪 0 35 4ms 3 Feb 2025 279th targrik 0 35 4ms 14 Mar 2025 279th retrohun 0 35 2ms 31 Mar 2025 279th Natanaelel 🇸🇪 0 35 45ms 17 Apr 2025 279th DialFrost 🇸🇬 0 35 2ms 17 Apr 2025 279th Shanethegamer 🇺🇸 0 35 2ms 17 Apr 2025 279th HumanoidCPU 0 35 2ms 18 Apr 2025 279th frankgraziano 0 35 2ms 18 Apr 2025 279th CaedenHarper 🇨🇦 0 35 2ms 18 Apr 2025 279th dokutan 0 35 2ms 2 Jul 2025 279th edsrzf 🇳🇿 0 35 4ms 20 Jul 2025 279th AbrahamJLR 🇻🇪 0 35 2ms 21 Jul 2025 279th snoozingnewt 🇨🇦 0 35 2ms 15 Sep 2025 279th snoozingnewt 🇨🇦 0 35 4ms 15 Sep 2025 279th luuumine 🇫🇷 0 35 2ms 10 Nov 2025 279th KasperKivimaeki 🇫🇮 0 35 5ms 18 Nov 2025 279th ryyyn 🇺🇸 0 35 2ms 20 Nov 2025 279th JOrE20 0 35 2ms 25 Nov 2025 279th FoxInTheClouds 0 35 2ms 6 Feb 2026 311th Shanethegamer 🇺🇸 0 36 495ms 20 Nov 2024 311th error256 0 36 487ms 21 Nov 2024 311th DialFrost 🇸🇬 0 36 536ms 26 Nov 2024 311th emgordon154 0 36 499ms 3 Dec 2024 311th SirBogman 🇺🇸 0 36 489ms 3 Dec 2024 311th GolfingSuccess 🇬🇷 0 36 500ms 7 Dec 2024 311th antimon2 🇯🇵 0 36 508ms 16 Dec 2024 311th CaedenHarper 🇨🇦 0 36 489ms 4 Jan 2025 311th dokutan 0 36 488ms 3 Feb 2025 311th retrohun 0 36 2ms 31 Mar 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