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 355th DialFrost 🇸🇬 0 43 17 Apr 2025 355th Shanethegamer 🇺🇸 0 43 17 Apr 2025 355th edsrzf 🇳🇿 0 43 18 Apr 2025 355th kg583 🇺🇸 0 43 18 Apr 2025 355th sean-niemann 🇺🇸 0 43 18 Apr 2025 355th HumanoidCPU 0 43 18 Apr 2025 355th HumanoidCPU 0 43 18 Apr 2025 355th HumanoidCPU 0 43 18 Apr 2025 355th rucin93 🇵🇱 0 43 18 Apr 2025 355th CaedenHarper 🇨🇦 0 43 18 Apr 2025 355th CaedenHarper 🇨🇦 0 43 18 Apr 2025 355th Seek64 🇩🇪 0 43 29 Apr 2025 355th sisyphus-ppcg 🇦🇺 0 43 8 May 2025 355th jitwit 0 43 10 May 2025 355th greentruff 0 43 11 May 2025 355th gigaprofisi 🇺🇸 0 43 17 Jun 2025 355th dokutan 0 43 2 Jul 2025 355th anter69 🇭🇺 0 43 9 Jul 2025 355th AbrahamJLR 🇻🇪 0 43 20 Jul 2025 355th targrik 0 43 11 Sep 2025 355th snoozingnewt 🇺🇸 0 43 27 days ago 355th snoozingnewt 🇺🇸 0 43 27 days ago 355th snoozingnewt 🇺🇸 0 43 26 days ago 355th SirBogman 🇺🇸 0 43 6 days ago 400th duckyluuk 🇳🇱 0 44 12 Jan 2025 400th GolfingSuccess 🇬🇷 0 44 12 Feb 2025 400th error256 0 44 17 Apr 2025 400th MeWhenI 🇻🇦 0 44 17 Apr 2025 400th MeWhenI 🇻🇦 0 44 17 Apr 2025 400th DialFrost 🇸🇬 0 44 17 Apr 2025 400th Shanethegamer 🇺🇸 0 44 17 Apr 2025 400th pardouin 🇫🇷 0 44 17 Apr 2025 400th HumanoidCPU 0 44 18 Apr 2025 400th CaedenHarper 🇨🇦 0 44 18 Apr 2025 400th dokutan 0 44 28 Apr 2025 400th stefangimmillaro 0 44 14 Jul 2025 400th edsrzf 🇳🇿 0 44 1 Sep 2025 400th DialFrost 🇸🇬 0 44 4 Sep 2025 400th frederni 0 44 11 Sep 2025 400th snoozingnewt 🇺🇸 0 44 26 days ago 400th sean-niemann 🇺🇸 0 44 11 days ago 417th ovs-code 🇩🇪 0 45 26 Nov 2024 417th Natanaelel 🇸🇪 0 45 2 Feb 2025 417th emgordon154 0 45 23 Feb 2025 417th DialFrost 🇸🇬 0 45 23 Feb 2025 417th GolfingSuccess 🇬🇷 0 45 25 Feb 2025 417th GolfingSuccess 🇬🇷 0 45 26 Feb 2025 417th Shanethegamer 🇺🇸 0 45 20 May 2025 417th edsrzf 🇳🇿 0 45 24 May 2025 417th albanian-laundromat 0 45 11 Sep 2025 417th CaedenHarper 🇨🇦 0 45 12 Sep 2025 417th emgordon154 0 45 13 Sep 2025 417th snoozingnewt 🇺🇸 0 45 26 days ago 417th eprovst 🇧🇪 0 45 25 days ago 417th plcc0 0 45 4 days ago 431st Shanethegamer 🇺🇸 0 46 20 Nov 2024 431st ovs-code 🇩🇪 0 46 25 Nov 2024 431st DialFrost 🇸🇬 0 46 26 Nov 2024 431st sean-niemann 🇺🇸 0 46 26 Nov 2024 431st GolfingSuccess 🇬🇷 0 46 6 Dec 2024 431st MeWhenI 🇻🇦 0 46 11 Dec 2024 431st CaedenHarper 🇨🇦 0 46 12 Jan 2025 431st HumanoidCPU 0 46 18 Apr 2025 431st 2bular 0 46 1 Jun 2025 431st uiu007 0 46 27 days ago 431st snoozingnewt 🇺🇸 0 46 26 days ago 431st snoozingnewt 🇺🇸 0 46 26 days ago 431st rucin93 🇵🇱 0 46 18 days ago 444th ovs-code 🇩🇪 0 47 25 Nov 2024 444th MeWhenI 🇻🇦 0 47 11 Dec 2024 444th duckyluuk 🇳🇱 0 47 12 Jan 2025 444th CLOStrophobic 🇮🇹 0 47 22 Jan 2025 444th GolfingSuccess 🇬🇷 0 47 12 Feb 2025 444th DialFrost 🇸🇬 0 47 17 Apr 2025 444th Shanethegamer 🇺🇸 0 47 17 Apr 2025 First Prev 376–450 of 2,570 Next Last