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 Topological Sort 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 Knight 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 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 Knight 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 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 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 206th frankgraziano 0 35 18 Apr 2025 206th CaedenHarper 🇨🇦 0 35 18 Apr 2025 206th dokutan 0 35 2 Jul 2025 206th edsrzf 🇳🇿 0 35 16 days ago 206th AbrahamJLR 🇻🇪 0 35 14 days ago 231st Shanethegamer 🇺🇸 0 36 20 Nov 2024 231st error256 0 36 21 Nov 2024 231st DialFrost 🇸🇬 0 36 26 Nov 2024 231st emgordon154 0 36 3 Dec 2024 231st SirBogman 🇺🇸 0 36 3 Dec 2024 231st GolfingSuccess 🇬🇷 0 36 7 Dec 2024 231st antimon2 🇯🇵 0 36 16 Dec 2024 231st CaedenHarper 🇨🇦 0 36 4 Jan 2025 231st dokutan 0 36 3 Feb 2025 231st retrohun 0 36 31 Mar 2025 231st ovs-code 🇩🇪 0 36 17 Apr 2025 231st edsrzf 🇳🇿 0 36 17 Apr 2025 231st HumanoidCPU 0 36 18 Apr 2025 231st alemelis 0 36 20 Jun 2025 245th ovs-code 🇩🇪 0 37 26 Nov 2024 245th 2bular 0 37 9 Dec 2024 245th Natanaelel 🇸🇪 0 37 26 Jan 2025 245th DialFrost 🇸🇬 0 37 24 Feb 2025 245th Sakisan 🇧🇪 0 37 5 Apr 2025 245th dokutan 0 37 13 Apr 2025 245th DialFrost 🇸🇬 0 37 17 Apr 2025 245th MeWhenI 🇻🇦 0 37 17 Apr 2025 245th Shanethegamer 🇺🇸 0 37 17 Apr 2025 245th GolfingSuccess 🇬🇷 0 37 17 Apr 2025 245th Shanethegamer 🇺🇸 0 37 17 Apr 2025 245th HumanoidCPU 0 37 18 Apr 2025 245th HumanoidCPU 0 37 18 Apr 2025 245th HPWiz 🇳🇿 0 37 18 Apr 2025 245th CaedenHarper 🇨🇦 0 37 18 Apr 2025 245th CaedenHarper 🇨🇦 0 37 19 Apr 2025 245th GolfingSuccess 🇬🇷 0 37 19 Apr 2025 245th edsrzf 🇳🇿 0 37 19 Apr 2025 245th zacjl 0 37 20 Apr 2025 245th frankgraziano 0 37 19 May 2025 245th lynn 0 37 15 Jun 2025 245th frankgraziano 0 37 9 days ago 245th albanian-laundromat 0 37 3 hours ago 268th ovs-code 🇩🇪 0 38 25 Nov 2024 268th sean-niemann 🇺🇸 0 38 26 Nov 2024 268th emgordon154 0 38 27 Nov 2024 268th CLOStrophobic 🇮🇹 0 38 22 Jan 2025 268th btjones0 0 38 17 Feb 2025 268th Frowny 0 38 10 Mar 2025 268th Mukundan314 0 38 25 Apr 2025 275th SirBogman 🇺🇸 0 39 4 Dec 2024 275th MeWhenI 🇻🇦 0 39 29 Jan 2025 275th emgordon154 0 39 14 Feb 2025 275th DialFrost 🇸🇬 0 39 17 Apr 2025 275th Shanethegamer 🇺🇸 0 39 19 May 2025 275th HumanoidCPU 0 39 19 May 2025 275th plcc0 0 39 19 May 2025 275th voytxt 🇨🇿 0 39 19 May 2025 275th GolfingSuccess 🇬🇷 0 39 19 May 2025 275th DialFrost 🇸🇬 0 39 21 May 2025 275th MeWhenI 🇻🇦 0 39 28 May 2025 275th Jigglypuffed 0 39 12 Jun 2025 275th xvogt 🇱🇮 0 39 12 Jun 2025 275th AlephSquirrel 0 39 12 Jun 2025 275th yobatm 0 39 33 hours ago 290th emgordon154 0 40 9 Feb 2025 290th DialFrost 🇸🇬 0 40 9 Feb 2025 290th GolfingSuccess 🇬🇷 0 40 12 Feb 2025 290th chunes3 🇺🇸 0 40 13 Feb 2025 290th HumanoidCPU 0 40 18 Apr 2025 290th DialFrost 🇸🇬 0 40 20 Apr 2025 290th ovs-code 🇩🇪 0 40 19 May 2025 290th Shanethegamer 🇺🇸 0 40 6 Jun 2025 290th artem-aramma 0 40 18 Jun 2025 290th alemelis 0 40 30 hours ago 300th targrik 0 41 26 days ago Prev 226–300 of 2,171 Next