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 Gray Code Decoder Gray Code Encoder 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 105th J09M 0 28 955ms 23 Sep 2025 105th edsrzf 🇳🇿 0 28 5ms 5 Nov 2025 105th Babafaba 0 28 39ms 5 Nov 2025 105th Boowie41 0 28 40ms 10 Nov 2025 105th JOrE20 0 28 331ms 18 Nov 2025 105th moozzi 0 28 51ms 5 Dec 2025 105th kurkale6ka 0 28 1,092ms 10 Dec 2025 105th TheZwierzLF 🇵🇱 0 28 41ms 27 Dec 2025 105th CornerMercury 🇬🇧 0 28 264ms 12 Jan 2026 105th chl 0 28 4ms 12 Feb 2026 105th edward-Han1024 0 28 244ms 10 Mar 2026 105th someCoder-a11y 0 28 314ms 8 days ago 173rd ovs-code 🇩🇪 0 29 5ms 25 Nov 2024 173rd emgordon154 0 29 3ms 26 Nov 2024 173rd stefangimmillaro 0 29 60ms 26 Nov 2024 173rd JunkIce 0 29 45ms 3 Dec 2024 173rd duckyluuk 🇳🇱 0 29 57ms 12 Jan 2025 173rd voytxt 🇨🇿 0 29 48ms 25 Jan 2025 173rd MeWhenI 🇻🇦 0 29 319ms 14 Feb 2025 173rd targrik 0 29 303ms 15 Feb 2025 173rd plcc0 0 29 326ms 26 Feb 2025 173rd gigaprofisi 🇺🇸 0 29 45ms 3 Mar 2025 173rd Yewzir 🇧🇪 0 29 46ms 11 Mar 2025 173rd TheZwierzLF 🇵🇱 0 29 59ms 1 Jun 2025 173rd paiv 0 29 57ms 16 Jun 2025 173rd DABANANAMAN120 0 29 58ms 26 Jun 2025 173rd Bpc-CPU 0 29 57ms 12 Jul 2025 173rd KatieLG 🇬🇧 0 29 62ms 27 Sep 2025 173rd AdrienHache 🇫🇷 0 29 3ms 30 Nov 2025 173rd kurkale6ka 0 29 43ms 11 Dec 2025 173rd tomh1012 0 29 308ms 12 Feb 2026 173rd Nathan-Masala 0 29 45ms 17 days ago 193rd Quirkly-Quasar1 🇺🇸 0 30 61ms 3 Dec 2024 193rd FlyingPenguin223 0 30 3ms 9 Dec 2024 193rd MeWhenI 🇻🇦 0 30 4ms 11 Dec 2024 193rd shadowninja55 🇺🇸 0 30 3ms 30 Dec 2024 193rd canissimia 🇦🇶 0 30 3ms 23 Jan 2025 193rd saito-ta 🇯🇵 0 30 2ms 27 Jan 2025 193rd sisyphus-ppcg 🇦🇺 0 30 2ms 28 Jan 2025 193rd psethwick 0 30 3ms 30 Jan 2025 193rd psethwick 0 30 59ms 31 Jan 2025 193rd RedzGoose 🇦🇺 0 30 867ms 25 Feb 2025 193rd emgordon154 0 30 358ms 5 Mar 2025 193rd paulmr 0 30 3ms 5 Mar 2025 193rd plcc0 0 30 3ms 30 Mar 2025 193rd JOrE-Softwares 0 30 315ms 21 May 2025 193rd yanjs 0 30 319ms 5 Jul 2025 193rd klixel 🇨🇦 0 30 55ms 9 Jul 2025 193rd targrik 0 30 56ms 4 Aug 2025 193rd matejmatik123 🇸🇰 0 30 58ms 11 Aug 2025 193rd targrik 0 30 49ms 11 Sep 2025 193rd Babafaba 0 30 332ms 15 Oct 2025 193rd AlephSquirrel 0 30 6ms 5 Nov 2025 193rd TheDevilWillBeBee 0 30 1,019ms 7 Nov 2025 193rd luuumine 🇫🇷 0 30 62ms 10 Nov 2025 193rd kurkale6ka 0 30 300ms 11 Dec 2025 193rd dokutan 0 30 303ms 9 Feb 2026 193rd Ultra814 0 30 906ms 18 Feb 2026 193rd Ultra814 0 30 56ms 18 Feb 2026 220th duckyluuk 🇳🇱 0 31 3ms 12 Jan 2025 220th voytxt 🇨🇿 0 31 4ms 25 Jan 2025 220th csharpython 0 31 4ms 5 Feb 2025 220th gigaprofisi 🇺🇸 0 31 4ms 3 Mar 2025 220th targrik 0 31 4ms 14 Mar 2025 220th TannerJ07 🇺🇸 0 31 4ms 5 Apr 2025 220th xvogt 🇱🇮 0 31 4ms 12 Jun 2025 220th artem-aramma 0 31 50ms 18 Jun 2025 220th GolfingSuccess 🇬🇷 0 31 2ms 4 Aug 2025 220th DialFrost 🇸🇬 0 31 2ms 4 Aug 2025 220th synt7x 🇺🇸 0 31 2ms 5 Aug 2025 220th Shanethegamer 🇺🇸 0 31 1ms 9 Aug 2025 220th sblaplace 0 31 4ms 11 Aug 2025 220th kmathis22 0 31 6ms 10 Sep 2025 220th snoozingnewt 🇨🇦 0 31 2ms 15 Sep 2025 220th J09M 0 31 4ms 23 Sep 2025 220th luuumine 🇫🇷 0 31 5ms 10 Nov 2025 220th MeWhenI 🇻🇦 0 31 2ms 23 Nov 2025 220th HumanoidCPU 0 31 2ms 1 Jan 2026 220th Mefred 0 31 4ms 23 Jan 2026 220th Thinkr1 0 31 45ms 2 Feb 2026 First Prev 161–240 of 3,561 Next Last