Tutorial in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Minesweeper 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 Tower of Hanoi 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 Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 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 Erlang 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 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 Minesweeper 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 Tower of Hanoi 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 Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 301st ovs-code 🇩🇪 0 37 18ms 26 Nov 2024 301st 2bular 0 37 36ms 9 Dec 2024 301st Natanaelel 🇸🇪 0 37 2ms 26 Jan 2025 301st DialFrost 🇸🇬 0 37 15ms 24 Feb 2025 301st Sakisan 🇧🇪 0 37 19ms 5 Apr 2025 301st dokutan 0 37 17ms 13 Apr 2025 301st DialFrost 🇸🇬 0 37 46ms 17 Apr 2025 301st MeWhenI 🇻🇦 0 37 18ms 17 Apr 2025 301st Shanethegamer 🇺🇸 0 37 42ms 17 Apr 2025 301st GolfingSuccess 🇬🇷 0 37 19ms 17 Apr 2025 301st Shanethegamer 🇺🇸 0 37 53ms 17 Apr 2025 301st HumanoidCPU 0 37 48ms 18 Apr 2025 301st HumanoidCPU 0 37 18ms 18 Apr 2025 301st HPWiz 🇳🇿 0 37 20ms 18 Apr 2025 301st CaedenHarper 🇨🇦 0 37 47ms 18 Apr 2025 301st CaedenHarper 🇨🇦 0 37 19ms 19 Apr 2025 301st GolfingSuccess 🇬🇷 0 37 45ms 19 Apr 2025 301st edsrzf 🇳🇿 0 37 21ms 19 Apr 2025 301st zacjl 0 37 7ms 20 Apr 2025 301st frankgraziano 0 37 45ms 19 May 2025 301st lynn 0 37 46ms 15 Jun 2025 301st frankgraziano 0 37 20ms 26 Jul 2025 301st albanian-laundromat 0 37 15ms 4 Aug 2025 301st snoozingnewt 🇨🇦 0 37 45ms 15 Sep 2025 301st snoozingnewt 🇨🇦 0 37 20ms 15 Sep 2025 301st SirBogman 🇺🇸 0 37 48ms 5 Oct 2025 327th ovs-code 🇩🇪 0 38 46ms 25 Nov 2024 327th sean-niemann 🇺🇸 0 38 47ms 26 Nov 2024 327th emgordon154 0 38 3ms 27 Nov 2024 327th CLOStrophobic 🇮🇹 0 38 18ms 22 Jan 2025 327th btjones0 0 38 2ms 17 Feb 2025 327th Frowny 0 38 46ms 10 Mar 2025 327th Mukundan314 0 38 18ms 25 Apr 2025 334th MeWhenI 🇻🇦 0 39 143ms 29 Jan 2025 334th emgordon154 0 39 3ms 14 Feb 2025 334th DialFrost 🇸🇬 0 39 149ms 17 Apr 2025 334th Shanethegamer 🇺🇸 0 39 9ms 19 May 2025 334th HumanoidCPU 0 39 4ms 19 May 2025 334th plcc0 0 39 3ms 19 May 2025 334th voytxt 🇨🇿 0 39 4ms 19 May 2025 334th GolfingSuccess 🇬🇷 0 39 3ms 19 May 2025 334th DialFrost 🇸🇬 0 39 4ms 21 May 2025 334th MeWhenI 🇻🇦 0 39 4ms 28 May 2025 334th Jigglypuffed 0 39 5ms 12 Jun 2025 334th xvogt 🇱🇮 0 39 4ms 12 Jun 2025 334th AlephSquirrel 0 39 4ms 12 Jun 2025 334th yobatm 0 39 51ms 3 Aug 2025 334th ndren 0 39 3ms 5 Sep 2025 334th snoozingnewt 🇨🇦 0 39 3ms 15 Sep 2025 334th masikoijo 0 39 5ms 11 Nov 2025 351st emgordon154 0 40 4ms 9 Feb 2025 351st DialFrost 🇸🇬 0 40 7ms 9 Feb 2025 351st GolfingSuccess 🇬🇷 0 40 7ms 12 Feb 2025 351st chunes3 🇺🇸 0 40 3ms 13 Feb 2025 351st HumanoidCPU 0 40 7ms 18 Apr 2025 351st DialFrost 🇸🇬 0 40 7ms 20 Apr 2025 351st ovs-code 🇩🇪 0 40 4ms 19 May 2025 351st Shanethegamer 🇺🇸 0 40 49ms 6 Jun 2025 351st artem-aramma 0 40 3ms 18 Jun 2025 351st alemelis 0 40 14ms 3 Aug 2025 351st frankgraziano 0 40 7ms 13 Aug 2025 351st snoozingnewt 🇨🇦 0 40 8ms 15 Sep 2025 351st JOrE20 🇺🇸 0 40 6ms 18 days ago 364th targrik 0 41 6ms 9 Jul 2025 365th GolfingSuccess 🇬🇷 0 42 3ms 25 Nov 2024 365th AlephSquirrel 0 42 4ms 27 Jan 2025 365th edsrzf 🇳🇿 0 42 4ms 21 Mar 2025 365th Shanethegamer 🇺🇸 0 42 16ms 17 Apr 2025 365th DialFrost 🇸🇬 0 42 4ms 17 Apr 2025 365th edsrzf 🇳🇿 0 42 4ms 17 Apr 2025 365th HumanoidCPU 0 42 3ms 18 Apr 2025 365th CaedenHarper 🇨🇦 0 42 3ms 18 Apr 2025 365th zacjl 0 42 3ms 20 Apr 2025 365th dokutan 0 42 4ms 28 Apr 2025 365th TheZwierzLF 🇵🇱 0 42 3ms 2 Jun 2025 First Prev 301–375 of 2,975 Next Last