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 353rd edsrzf 🇳🇿 0 43 18 Apr 2025 353rd kg583 🇺🇸 0 43 18 Apr 2025 353rd sean-niemann 🇺🇸 0 43 18 Apr 2025 353rd HumanoidCPU 0 43 18 Apr 2025 353rd HumanoidCPU 0 43 18 Apr 2025 353rd HumanoidCPU 0 43 18 Apr 2025 353rd rucin93 🇵🇱 0 43 18 Apr 2025 353rd CaedenHarper 🇨🇦 0 43 18 Apr 2025 353rd CaedenHarper 🇨🇦 0 43 18 Apr 2025 353rd Seek64 🇩🇪 0 43 29 Apr 2025 353rd sisyphus-ppcg 🇦🇺 0 43 8 May 2025 353rd jitwit 0 43 10 May 2025 353rd greentruff 0 43 11 May 2025 353rd gigaprofisi 🇺🇸 0 43 17 Jun 2025 353rd dokutan 0 43 2 Jul 2025 353rd anter69 🇭🇺 0 43 9 Jul 2025 353rd AbrahamJLR 🇻🇪 0 43 20 Jul 2025 353rd targrik 0 43 11 Sep 2025 353rd snoozingnewt 🇺🇸 0 43 24 days ago 353rd snoozingnewt 🇺🇸 0 43 24 days ago 353rd snoozingnewt 🇺🇸 0 43 24 days ago 353rd SirBogman 🇺🇸 0 43 4 days ago 398th duckyluuk 🇳🇱 0 44 12 Jan 2025 398th GolfingSuccess 🇬🇷 0 44 12 Feb 2025 398th error256 0 44 17 Apr 2025 398th MeWhenI 🇻🇦 0 44 17 Apr 2025 398th MeWhenI 🇻🇦 0 44 17 Apr 2025 398th DialFrost 🇸🇬 0 44 17 Apr 2025 398th Shanethegamer 🇺🇸 0 44 17 Apr 2025 398th pardouin 🇫🇷 0 44 17 Apr 2025 398th HumanoidCPU 0 44 18 Apr 2025 398th CaedenHarper 🇨🇦 0 44 18 Apr 2025 398th dokutan 0 44 28 Apr 2025 398th stefangimmillaro 0 44 14 Jul 2025 398th edsrzf 🇳🇿 0 44 1 Sep 2025 398th DialFrost 🇸🇬 0 44 4 Sep 2025 398th frederni 0 44 11 Sep 2025 398th snoozingnewt 🇺🇸 0 44 24 days ago 398th sean-niemann 🇺🇸 0 44 8 days ago 415th ovs-code 🇩🇪 0 45 26 Nov 2024 415th Natanaelel 🇸🇪 0 45 2 Feb 2025 415th emgordon154 0 45 23 Feb 2025 415th DialFrost 🇸🇬 0 45 23 Feb 2025 415th GolfingSuccess 🇬🇷 0 45 25 Feb 2025 415th GolfingSuccess 🇬🇷 0 45 26 Feb 2025 415th Shanethegamer 🇺🇸 0 45 20 May 2025 415th edsrzf 🇳🇿 0 45 24 May 2025 415th albanian-laundromat 0 45 11 Sep 2025 415th CaedenHarper 🇨🇦 0 45 27 days ago 415th emgordon154 0 45 25 days ago 415th snoozingnewt 🇺🇸 0 45 24 days ago 415th eprovst 🇧🇪 0 45 23 days ago 415th plcc0 0 45 2 days ago 429th Shanethegamer 🇺🇸 0 46 20 Nov 2024 429th ovs-code 🇩🇪 0 46 25 Nov 2024 429th DialFrost 🇸🇬 0 46 26 Nov 2024 429th sean-niemann 🇺🇸 0 46 26 Nov 2024 429th GolfingSuccess 🇬🇷 0 46 6 Dec 2024 429th MeWhenI 🇻🇦 0 46 11 Dec 2024 429th CaedenHarper 🇨🇦 0 46 12 Jan 2025 429th HumanoidCPU 0 46 18 Apr 2025 429th 2bular 0 46 1 Jun 2025 429th uiu007 0 46 25 days ago 429th snoozingnewt 🇺🇸 0 46 24 days ago 429th snoozingnewt 🇺🇸 0 46 24 days ago 429th rucin93 🇵🇱 0 46 15 days ago 442nd ovs-code 🇩🇪 0 47 25 Nov 2024 442nd MeWhenI 🇻🇦 0 47 11 Dec 2024 442nd duckyluuk 🇳🇱 0 47 12 Jan 2025 442nd CLOStrophobic 🇮🇹 0 47 22 Jan 2025 442nd GolfingSuccess 🇬🇷 0 47 12 Feb 2025 442nd DialFrost 🇸🇬 0 47 17 Apr 2025 442nd Shanethegamer 🇺🇸 0 47 17 Apr 2025 442nd HumanoidCPU 0 47 18 Apr 2025 442nd CaedenHarper 🇨🇦 0 47 18 Apr 2025 First Prev 376–450 of 2,565 Next Last