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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 104th edsrzf 🇳🇿 0 28 5ms 5 Nov 2025 104th Babafaba 0 28 36ms 5 Nov 2025 104th Boowie41 0 28 46ms 10 Nov 2025 104th JOrE20 0 28 331ms 18 Nov 2025 104th moozzi 0 28 43ms 5 Dec 2025 104th kurkale6ka 0 28 872ms 10 Dec 2025 104th TheZwierzLF 🇵🇱 0 28 44ms 27 Dec 2025 104th CornerMercury 🇬🇧 0 28 264ms 12 Jan 2026 104th chl 0 28 4ms 26 days ago 104th edward-Han1024 0 28 178ms 79 mins ago 171st ovs-code 🇩🇪 0 29 5ms 25 Nov 2024 171st emgordon154 0 29 3ms 26 Nov 2024 171st stefangimmillaro 0 29 43ms 26 Nov 2024 171st JunkIce 0 29 39ms 3 Dec 2024 171st duckyluuk 🇳🇱 0 29 44ms 12 Jan 2025 171st voytxt 🇨🇿 0 29 43ms 25 Jan 2025 171st MeWhenI 🇻🇦 0 29 319ms 14 Feb 2025 171st targrik 0 29 303ms 15 Feb 2025 171st plcc0 0 29 326ms 26 Feb 2025 171st gigaprofisi 🇺🇸 0 29 41ms 3 Mar 2025 171st Yewzir 🇧🇪 0 29 39ms 11 Mar 2025 171st TheZwierzLF 🇵🇱 0 29 44ms 1 Jun 2025 171st paiv 0 29 49ms 16 Jun 2025 171st DABANANAMAN120 0 29 50ms 26 Jun 2025 171st Bpc-CPU 0 29 50ms 12 Jul 2025 171st KatieLG 🇬🇧 0 29 46ms 27 Sep 2025 171st AdrienHache 🇫🇷 0 29 3ms 30 Nov 2025 171st kurkale6ka 0 29 41ms 11 Dec 2025 171st tomh1012 0 29 308ms 26 days ago 190th Quirkly-Quasar1 🇺🇸 0 30 46ms 3 Dec 2024 190th FlyingPenguin223 0 30 3ms 9 Dec 2024 190th MeWhenI 🇻🇦 0 30 4ms 11 Dec 2024 190th shadowninja55 🇺🇸 0 30 3ms 30 Dec 2024 190th canissimia 🇦🇶 0 30 1ms 23 Jan 2025 190th saito-ta 🇯🇵 0 30 2ms 27 Jan 2025 190th sisyphus-ppcg 🇦🇺 0 30 2ms 28 Jan 2025 190th psethwick 0 30 3ms 30 Jan 2025 190th psethwick 0 30 39ms 31 Jan 2025 190th RedzGoose 🇦🇺 0 30 872ms 25 Feb 2025 190th emgordon154 0 30 358ms 5 Mar 2025 190th paulmr 0 30 3ms 5 Mar 2025 190th plcc0 0 30 3ms 30 Mar 2025 190th JOrE-Softwares 0 30 315ms 21 May 2025 190th yanjs 0 30 319ms 5 Jul 2025 190th klixel 🇨🇦 0 30 46ms 9 Jul 2025 190th targrik 0 30 42ms 4 Aug 2025 190th matejmatik123 🇸🇰 0 30 48ms 11 Aug 2025 190th targrik 0 30 43ms 11 Sep 2025 190th Babafaba 0 30 332ms 15 Oct 2025 190th AlephSquirrel 0 30 6ms 5 Nov 2025 190th TheDevilWillBeBee 0 30 991ms 7 Nov 2025 190th luuumine 🇫🇷 0 30 48ms 10 Nov 2025 190th kurkale6ka 0 30 300ms 11 Dec 2025 190th dokutan 0 30 303ms 9 Feb 2026 190th Ultra814 0 30 732ms 20 days ago 190th Ultra814 0 30 40ms 20 days ago 217th duckyluuk 🇳🇱 0 31 3ms 12 Jan 2025 217th voytxt 🇨🇿 0 31 4ms 25 Jan 2025 217th csharpython 0 31 4ms 5 Feb 2025 217th gigaprofisi 🇺🇸 0 31 4ms 3 Mar 2025 217th targrik 0 31 4ms 14 Mar 2025 217th TannerJ07 🇺🇸 0 31 5ms 5 Apr 2025 217th xvogt 🇱🇮 0 31 6ms 12 Jun 2025 217th artem-aramma 0 31 47ms 18 Jun 2025 217th GolfingSuccess 🇬🇷 0 31 2ms 4 Aug 2025 217th DialFrost 🇸🇬 0 31 2ms 4 Aug 2025 217th synt7x 🇺🇸 0 31 2ms 5 Aug 2025 217th Shanethegamer 🇺🇸 0 31 1ms 9 Aug 2025 217th sblaplace 0 31 4ms 11 Aug 2025 217th kmathis22 0 31 6ms 10 Sep 2025 217th snoozingnewt 🇨🇦 0 31 2ms 15 Sep 2025 217th J09M 0 31 5ms 23 Sep 2025 217th luuumine 🇫🇷 0 31 5ms 10 Nov 2025 217th MeWhenI 🇻🇦 0 31 2ms 23 Nov 2025 217th HumanoidCPU 0 31 2ms 1 Jan 2026 217th Mefred 0 31 4ms 23 Jan 2026 217th Thinkr1 0 31 35ms 2 Feb 2026 217th Ultra814 0 31 3ms 22 days ago 239th uncertaain 0 32 38ms 4 Dec 2024 239th MeWhenI 🇻🇦 0 32 134ms 14 Feb 2025 First Prev 161–240 of 3,423 Next Last