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 576th DialFrost 🇸🇬 0 58 17 Apr 2025 576th DialFrost 🇸🇬 0 58 17 Apr 2025 576th Shanethegamer 🇺🇸 0 58 17 Apr 2025 576th DialFrost 🇸🇬 0 58 17 Apr 2025 576th GolfingSuccess 🇬🇷 0 58 17 Apr 2025 576th HumanoidCPU 0 58 18 Apr 2025 576th HumanoidCPU 0 58 18 Apr 2025 576th CaedenHarper 🇨🇦 0 58 18 Apr 2025 576th CaedenHarper 🇨🇦 0 58 18 Apr 2025 576th dokutan 0 58 28 Apr 2025 576th 2bular 0 58 8 Jul 2025 576th h3ra993huskp 🇯🇵 0 58 11 Aug 2025 576th frankgraziano 0 58 13 Aug 2025 576th snoozingnewt 🇺🇸 0 58 24 days ago 576th snoozingnewt 🇺🇸 0 58 24 days ago 576th snoozingnewt 🇺🇸 0 58 24 days ago 576th kg583 🇺🇸 0 58 12 days ago 576th plcc0 0 58 2 days ago 619th MeWhenI 🇻🇦 0 59 11 Dec 2024 619th emgordon154 0 59 8 Jan 2025 619th duckyluuk 🇳🇱 0 59 12 Jan 2025 619th Natanaelel 🇸🇪 0 59 2 Feb 2025 619th ovs-code 🇩🇪 0 59 4 Feb 2025 619th Shanethegamer 🇺🇸 0 59 7 Feb 2025 619th voytxt 🇨🇿 0 59 8 Feb 2025 619th GolfingSuccess 🇬🇷 0 59 15 Feb 2025 619th 2bular 0 59 5 Mar 2025 619th DialFrost 🇸🇬 0 59 17 Apr 2025 619th zacjl 0 59 17 Apr 2025 619th Shanethegamer 🇺🇸 0 59 17 Apr 2025 619th HumanoidCPU 0 59 18 Apr 2025 619th dokutan 0 59 28 Apr 2025 619th edsrzf 🇳🇿 0 59 13 Jun 2025 619th LostSyntax21 🇬🇧 0 59 19 Jul 2025 619th snoozingnewt 🇺🇸 0 59 24 days ago 636th xsot 🇸🇬 0 60 4 Dec 2024 636th CatsAreFluffy 0 60 13 Dec 2024 636th Natanaelel 🇸🇪 0 60 26 Jan 2025 636th emgordon154 0 60 4 Feb 2025 636th klixel 🇨🇦 0 60 8 Apr 2025 636th emgordon154 0 60 5 Aug 2025 642nd Shanethegamer 🇺🇸 0 61 20 Nov 2024 642nd stefangimmillaro 0 61 21 Nov 2024 642nd error256 0 61 21 Nov 2024 642nd error256 0 61 21 Nov 2024 642nd ovs-code 🇩🇪 0 61 25 Nov 2024 642nd GolfingSuccess 🇬🇷 0 61 25 Nov 2024 642nd sean-niemann 🇺🇸 0 61 26 Nov 2024 642nd duckyluuk 🇳🇱 0 61 26 Nov 2024 642nd DialFrost 🇸🇬 0 61 26 Nov 2024 642nd rucin93 🇵🇱 0 61 26 Nov 2024 642nd emgordon154 0 61 28 Nov 2024 642nd stefangimmillaro 0 61 3 Dec 2024 642nd lukegustafson 🇺🇸 0 61 7 Dec 2024 642nd MeWhenI 🇻🇦 0 61 11 Dec 2024 642nd emplv 🇱🇻 0 61 11 Dec 2024 642nd voytxt 🇨🇿 0 61 22 Dec 2024 642nd Salutations45 0 61 29 Dec 2024 642nd duckyluuk 🇳🇱 0 61 12 Jan 2025 642nd CLOStrophobic 🇮🇹 0 61 22 Jan 2025 642nd voytxt 🇨🇿 0 61 25 Jan 2025 642nd m-tkach 🇺🇦 0 61 30 Jan 2025 642nd Natanaelel 🇸🇪 0 61 2 Feb 2025 642nd CaedenHarper 🇨🇦 0 61 3 Feb 2025 642nd BalaM314 0 61 4 Feb 2025 642nd kg583 🇺🇸 0 61 5 Feb 2025 642nd GolfingSuccess 🇬🇷 0 61 5 Feb 2025 642nd HumanoidCPU 0 61 7 Feb 2025 642nd targrik 0 61 8 Feb 2025 642nd MeWhenI 🇻🇦 0 61 14 Feb 2025 642nd targrik 0 61 15 Feb 2025 642nd attila8192 0 61 1 Mar 2025 642nd targrik 0 61 14 Mar 2025 642nd janlelis 0 61 31 Mar 2025 642nd b-illy 🇬🇧 0 61 16 Apr 2025 First Prev 601–675 of 2,563 Next Last