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 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 217th retrohun 0 36 31 Mar 2025 217th ovs-code 🇩🇪 0 36 17 Apr 2025 217th edsrzf 🇳🇿 0 36 17 Apr 2025 217th HumanoidCPU 0 36 18 Apr 2025 217th alemelis 0 36 12 days ago 231st ovs-code 🇩🇪 0 37 26 Nov 2024 231st 2bular 0 37 9 Dec 2024 231st Natanaelel 🇸🇪 0 37 26 Jan 2025 231st DialFrost 🇸🇬 0 37 24 Feb 2025 231st Sakisan 🇧🇪 0 37 5 Apr 2025 231st dokutan 0 37 13 Apr 2025 231st DialFrost 🇸🇬 0 37 17 Apr 2025 231st MeWhenI 🇻🇦 0 37 17 Apr 2025 231st Shanethegamer 🇺🇸 0 37 17 Apr 2025 231st GolfingSuccess 🇬🇷 0 37 17 Apr 2025 231st Shanethegamer 🇺🇸 0 37 17 Apr 2025 231st HumanoidCPU 0 37 18 Apr 2025 231st HumanoidCPU 0 37 18 Apr 2025 231st HPWiz 🇳🇿 0 37 18 Apr 2025 231st CaedenHarper 🇨🇦 0 37 18 Apr 2025 231st CaedenHarper 🇨🇦 0 37 19 Apr 2025 231st GolfingSuccess 🇬🇷 0 37 19 Apr 2025 231st edsrzf 🇳🇿 0 37 19 Apr 2025 231st zacjl 0 37 20 Apr 2025 231st frankgraziano 0 37 19 May 2025 231st fuzzylojik-golf 🇺🇸 0 37 19 days ago 231st lynn 0 37 18 days ago 253rd ovs-code 🇩🇪 0 38 25 Nov 2024 253rd sean-niemann 🇺🇸 0 38 26 Nov 2024 253rd emgordon154 0 38 27 Nov 2024 253rd CLOStrophobic 🇮🇹 0 38 22 Jan 2025 253rd btjones0 0 38 17 Feb 2025 253rd Frowny 0 38 10 Mar 2025 253rd Mukundan314 0 38 25 Apr 2025 260th SirBogman 🇺🇸 0 39 4 Dec 2024 260th MeWhenI 🇻🇦 0 39 29 Jan 2025 260th emgordon154 0 39 14 Feb 2025 260th DialFrost 🇸🇬 0 39 17 Apr 2025 260th Shanethegamer 🇺🇸 0 39 19 May 2025 260th HumanoidCPU 0 39 19 May 2025 260th plcc0 0 39 19 May 2025 260th voytxt 🇨🇿 0 39 19 May 2025 260th GolfingSuccess 🇬🇷 0 39 19 May 2025 260th DialFrost 🇸🇬 0 39 21 May 2025 260th MeWhenI 🇻🇦 0 39 28 May 2025 260th Jigglypuffed 0 39 21 days ago 260th xvogt 🇱🇮 0 39 21 days ago 260th AlephSquirrel 0 39 20 days ago 274th emgordon154 0 40 9 Feb 2025 274th DialFrost 🇸🇬 0 40 9 Feb 2025 274th GolfingSuccess 🇬🇷 0 40 12 Feb 2025 274th chunes3 🇺🇸 0 40 13 Feb 2025 274th HumanoidCPU 0 40 18 Apr 2025 274th DialFrost 🇸🇬 0 40 20 Apr 2025 274th ovs-code 🇩🇪 0 40 19 May 2025 274th Shanethegamer 🇺🇸 0 40 26 days ago 274th artem-aramma 0 40 14 days ago 283rd GolfingSuccess 🇬🇷 0 42 25 Nov 2024 283rd AlephSquirrel 0 42 27 Jan 2025 283rd edsrzf 🇳🇿 0 42 21 Mar 2025 283rd Shanethegamer 🇺🇸 0 42 17 Apr 2025 283rd DialFrost 🇸🇬 0 42 17 Apr 2025 283rd edsrzf 🇳🇿 0 42 17 Apr 2025 283rd HumanoidCPU 0 42 18 Apr 2025 283rd CaedenHarper 🇨🇦 0 42 18 Apr 2025 283rd zacjl 0 42 20 Apr 2025 283rd dokutan 0 42 28 Apr 2025 283rd TheZwierzLF 🇵🇱 0 42 2 Jun 2025 294th Shanethegamer 🇺🇸 0 43 20 Nov 2024 294th stefangimmillaro 0 43 20 Nov 2024 294th error256 0 43 21 Nov 2024 294th GolfingSuccess 🇬🇷 0 43 25 Nov 2024 294th xsot 🇸🇬 0 43 26 Nov 2024 294th sean-niemann 🇺🇸 0 43 26 Nov 2024 294th emgordon154 0 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