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 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 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 720th emgordon154 0 59 4ms 8 Jan 2025 720th duckyluuk 🇳🇱 0 59 6ms 12 Jan 2025 720th Natanaelel 🇸🇪 0 59 4ms 2 Feb 2025 720th ovs-code 🇩🇪 0 59 14ms 4 Feb 2025 720th Shanethegamer 🇺🇸 0 59 3ms 7 Feb 2025 720th voytxt 🇨🇿 0 59 6ms 8 Feb 2025 720th GolfingSuccess 🇬🇷 0 59 14ms 15 Feb 2025 720th 2bular 0 59 14ms 5 Mar 2025 720th DialFrost 🇸🇬 0 59 15ms 17 Apr 2025 720th zacjl 0 59 15ms 17 Apr 2025 720th Shanethegamer 🇺🇸 0 59 15ms 17 Apr 2025 720th HumanoidCPU 0 59 15ms 18 Apr 2025 720th dokutan 0 59 15ms 28 Apr 2025 720th edsrzf 🇳🇿 0 59 14ms 13 Jun 2025 720th LostSyntax21 🇬🇧 0 59 4ms 19 Jul 2025 720th snoozingnewt 🇨🇦 0 59 14ms 15 Sep 2025 720th gaving-quadprep 0 59 75ms 26 Oct 2025 720th FlyingPenguin223 0 59 2ms 14 Nov 2025 720th MeWhenI 🇻🇦 0 59 2ms 14 Nov 2025 740th xsot 🇸🇬 0 60 6ms 4 Dec 2024 740th CatsAreFluffy 0 60 70ms 13 Dec 2024 740th emgordon154 0 60 2,511ms 4 Feb 2025 740th klixel 🇨🇦 0 60 89ms 8 Apr 2025 740th emgordon154 0 60 2ms 5 Aug 2025 740th emgordon154 0 60 89ms 5 Nov 2025 740th Babafaba 0 60 742ms 24 Nov 2025 740th dokutan 0 60 4ms 9 Feb 2026 748th Shanethegamer 🇺🇸 0 61 11ms 20 Nov 2024 748th stefangimmillaro 0 61 13ms 21 Nov 2024 748th error256 0 61 12ms 21 Nov 2024 748th ovs-code 🇩🇪 0 61 15ms 25 Nov 2024 748th GolfingSuccess 🇬🇷 0 61 14ms 25 Nov 2024 748th sean-niemann 🇺🇸 0 61 14ms 26 Nov 2024 748th duckyluuk 🇳🇱 0 61 12ms 26 Nov 2024 748th DialFrost 🇸🇬 0 61 17ms 26 Nov 2024 748th rucin93 🇵🇱 0 61 12ms 26 Nov 2024 748th emgordon154 0 61 13ms 28 Nov 2024 748th stefangimmillaro 0 61 6ms 3 Dec 2024 748th lukegustafson 🇺🇸 0 61 14ms 7 Dec 2024 748th MeWhenI 🇻🇦 0 61 15ms 11 Dec 2024 748th emplv 🇱🇻 0 61 15ms 11 Dec 2024 748th voytxt 🇨🇿 0 61 15ms 22 Dec 2024 748th Salutations45 0 61 13ms 29 Dec 2024 748th duckyluuk 🇳🇱 0 61 2,290ms 12 Jan 2025 748th CLOStrophobic 🇮🇹 0 61 18ms 22 Jan 2025 748th voytxt 🇨🇿 0 61 6ms 25 Jan 2025 748th m-tkach 🇺🇦 0 61 14ms 30 Jan 2025 748th Natanaelel 🇸🇪 0 61 14ms 2 Feb 2025 748th CaedenHarper 🇨🇦 0 61 15ms 3 Feb 2025 748th BalaM314 0 61 15ms 4 Feb 2025 748th kg583 🇺🇸 0 61 102ms 5 Feb 2025 748th GolfingSuccess 🇬🇷 0 61 100ms 5 Feb 2025 748th targrik 0 61 16ms 8 Feb 2025 748th MeWhenI 🇻🇦 0 61 3ms 14 Feb 2025 748th targrik 0 61 3ms 15 Feb 2025 748th attila8192 0 61 14ms 1 Mar 2025 748th targrik 0 61 2ms 14 Mar 2025 748th janlelis 0 61 15ms 31 Mar 2025 748th b-illy 🇬🇧 0 61 15ms 16 Apr 2025 748th janbehrens 🇩🇪 0 61 15ms 17 Apr 2025 748th pardouin 🇫🇷 0 61 16ms 17 Apr 2025 748th Shanethegamer 🇺🇸 0 61 109ms 17 Apr 2025 748th edsrzf 🇳🇿 0 61 13ms 17 Apr 2025 748th HumanoidCPU 0 61 100ms 18 Apr 2025 748th HumanoidCPU 0 61 17ms 18 Apr 2025 748th AlephSquirrel 0 61 15ms 20 Apr 2025 748th Sam-Vrgl 0 61 13ms 13 May 2025 748th c-py 0 61 13ms 14 May 2025 748th albanian-laundromat 🇺🇸 0 61 99ms 6 Jun 2025 748th Andrey-Plotnikov 0 61 15ms 19 Jun 2025 748th a6166231 🇨🇳 0 61 13ms 20 Jun 2025 748th BREMAUCY 🇫🇷 0 61 22ms 1 Jul 2025 748th RYSF13 🇨🇳 0 61 15ms 5 Jul 2025 748th p01 0 61 17ms 28 Jul 2025 748th KrausRaus 🇺🇸 0 61 13ms 29 Jul 2025 748th dmrichwa 🇺🇸 0 61 13ms 29 Jul 2025 748th dokutan 0 61 2ms 5 Aug 2025 748th gitchaell 🇧🇴 0 61 13ms 6 Aug 2025 748th lukepolak 0 61 14ms 7 Aug 2025 748th adrianbgo 0 61 14ms 7 Aug 2025 First Prev 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