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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time 578th orthoplex 🇨🇽 0 58 16 Apr 2025 578th edsrzf 🇳🇿 0 58 17 Apr 2025 578th DialFrost 🇸🇬 0 58 17 Apr 2025 578th DialFrost 🇸🇬 0 58 17 Apr 2025 578th Shanethegamer 🇺🇸 0 58 17 Apr 2025 578th DialFrost 🇸🇬 0 58 17 Apr 2025 578th GolfingSuccess 🇬🇷 0 58 17 Apr 2025 578th HumanoidCPU 0 58 18 Apr 2025 578th HumanoidCPU 0 58 18 Apr 2025 578th CaedenHarper 🇨🇦 0 58 18 Apr 2025 578th CaedenHarper 🇨🇦 0 58 18 Apr 2025 578th dokutan 0 58 28 Apr 2025 578th 2bular 0 58 8 Jul 2025 578th h3ra993huskp 🇯🇵 0 58 11 Aug 2025 578th frankgraziano 0 58 13 Aug 2025 578th snoozingnewt 🇺🇸 0 58 27 days ago 578th snoozingnewt 🇺🇸 0 58 26 days ago 578th snoozingnewt 🇺🇸 0 58 26 days ago 578th kg583 🇺🇸 0 58 14 days ago 578th plcc0 0 58 4 days ago 621st MeWhenI 🇻🇦 0 59 11 Dec 2024 621st emgordon154 0 59 8 Jan 2025 621st duckyluuk 🇳🇱 0 59 12 Jan 2025 621st Natanaelel 🇸🇪 0 59 2 Feb 2025 621st ovs-code 🇩🇪 0 59 4 Feb 2025 621st Shanethegamer 🇺🇸 0 59 7 Feb 2025 621st voytxt 🇨🇿 0 59 8 Feb 2025 621st GolfingSuccess 🇬🇷 0 59 15 Feb 2025 621st 2bular 0 59 5 Mar 2025 621st DialFrost 🇸🇬 0 59 17 Apr 2025 621st zacjl 0 59 17 Apr 2025 621st Shanethegamer 🇺🇸 0 59 17 Apr 2025 621st HumanoidCPU 0 59 18 Apr 2025 621st dokutan 0 59 28 Apr 2025 621st edsrzf 🇳🇿 0 59 13 Jun 2025 621st LostSyntax21 🇬🇧 0 59 19 Jul 2025 621st snoozingnewt 🇺🇸 0 59 27 days ago 638th xsot 🇸🇬 0 60 4 Dec 2024 638th CatsAreFluffy 0 60 13 Dec 2024 638th Natanaelel 🇸🇪 0 60 26 Jan 2025 638th emgordon154 0 60 4 Feb 2025 638th klixel 🇨🇦 0 60 8 Apr 2025 638th emgordon154 0 60 5 Aug 2025 644th Shanethegamer 🇺🇸 0 61 20 Nov 2024 644th stefangimmillaro 0 61 21 Nov 2024 644th error256 0 61 21 Nov 2024 644th error256 0 61 21 Nov 2024 644th ovs-code 🇩🇪 0 61 25 Nov 2024 644th GolfingSuccess 🇬🇷 0 61 25 Nov 2024 644th sean-niemann 🇺🇸 0 61 26 Nov 2024 644th duckyluuk 🇳🇱 0 61 26 Nov 2024 644th DialFrost 🇸🇬 0 61 26 Nov 2024 644th rucin93 🇵🇱 0 61 26 Nov 2024 644th emgordon154 0 61 28 Nov 2024 644th stefangimmillaro 0 61 3 Dec 2024 644th lukegustafson 🇺🇸 0 61 7 Dec 2024 644th MeWhenI 🇻🇦 0 61 11 Dec 2024 644th emplv 🇱🇻 0 61 11 Dec 2024 644th voytxt 🇨🇿 0 61 22 Dec 2024 644th Salutations45 0 61 29 Dec 2024 644th duckyluuk 🇳🇱 0 61 12 Jan 2025 644th CLOStrophobic 🇮🇹 0 61 22 Jan 2025 644th voytxt 🇨🇿 0 61 25 Jan 2025 644th m-tkach 🇺🇦 0 61 30 Jan 2025 644th Natanaelel 🇸🇪 0 61 2 Feb 2025 644th CaedenHarper 🇨🇦 0 61 3 Feb 2025 644th BalaM314 0 61 4 Feb 2025 644th kg583 🇺🇸 0 61 5 Feb 2025 644th GolfingSuccess 🇬🇷 0 61 5 Feb 2025 644th HumanoidCPU 0 61 7 Feb 2025 644th targrik 0 61 8 Feb 2025 644th MeWhenI 🇻🇦 0 61 14 Feb 2025 644th targrik 0 61 15 Feb 2025 644th attila8192 0 61 1 Mar 2025 644th targrik 0 61 14 Mar 2025 First Prev 601–675 of 2,570 Next Last