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 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 Apéry’s Constant Binary Lambda Calculus 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 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 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 ><> 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 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 794th Shanethegamer 🇺🇸 0 63 165ms 10 Jan 2025 794th CLOStrophobic 🇮🇹 0 63 58ms 17 Jan 2025 794th edsrzf 🇳🇿 0 63 50ms 9 Feb 2025 794th GolfingSuccess 🇬🇷 0 63 49ms 9 Feb 2025 794th Nemikolh 🇫🇷 0 63 15ms 12 Feb 2025 794th GolfingSuccess 🇬🇷 0 63 157ms 20 Feb 2025 794th varhammer 🇷🇺 0 63 6ms 22 Feb 2025 794th voytxt 🇨🇿 0 63 165ms 17 Apr 2025 794th FlyingPenguin223 0 63 62ms 17 Apr 2025 794th DialFrost 🇸🇬 0 63 170ms 17 Apr 2025 794th DialFrost 🇸🇬 0 63 7ms 17 Apr 2025 794th DialFrost 🇸🇬 0 63 49ms 17 Apr 2025 794th pardouin 🇫🇷 0 63 155ms 17 Apr 2025 794th Shanethegamer 🇺🇸 0 63 5ms 17 Apr 2025 794th Shanethegamer 🇺🇸 0 63 54ms 17 Apr 2025 794th GolfingSuccess 🇬🇷 0 63 7ms 17 Apr 2025 794th HumanoidCPU 0 63 162ms 18 Apr 2025 794th HumanoidCPU 0 63 6ms 18 Apr 2025 794th HumanoidCPU 0 63 50ms 18 Apr 2025 794th CaedenHarper 🇨🇦 0 63 163ms 18 Apr 2025 794th CaedenHarper 🇨🇦 0 63 8ms 18 Apr 2025 794th CaedenHarper 🇨🇦 0 63 58ms 18 Apr 2025 794th dokutan 0 63 175ms 28 Apr 2025 794th dokutan 0 63 5ms 28 Apr 2025 794th Jigglypuffed 0 63 56ms 19 Jul 2025 794th penous 0 63 15ms 2 Aug 2025 794th YellowDudeIsMe 0 63 13ms 14 Aug 2025 794th albanian-laundromat 0 63 6ms 22 Aug 2025 794th snoozingnewt 🇨🇦 0 63 145ms 15 Sep 2025 794th snoozingnewt 🇨🇦 0 63 6ms 15 Sep 2025 794th snoozingnewt 🇨🇦 0 63 52ms 15 Sep 2025 794th luuumine 🇫🇷 0 63 2ms 10 Nov 2025 794th JOrE20 0 63 7ms 18 Nov 2025 794th kayaulai 0 63 94ms 23 Nov 2025 835th Shanethegamer 🇺🇸 0 64 141ms 20 Nov 2024 835th error256 0 64 135ms 21 Nov 2024 835th error256 0 64 1,021ms 21 Nov 2024 835th emgordon154 0 64 2ms 26 Nov 2024 835th Liniarc 0 64 12ms 26 Nov 2024 835th MeWhenI 🇻🇦 0 64 49ms 12 Dec 2024 835th Chinay-Domitrix 🇺🇸 0 64 4,233ms 18 Apr 2025 835th luuumine 🇫🇷 0 64 1,021ms 16 Oct 2025 835th GolfingSuccess 🇬🇷 0 64 3ms 12 Nov 2025 835th GolfingSuccess 🇬🇷 0 64 159ms 2 Dec 2025 835th Shanethegamer 🇺🇸 0 64 155ms 4 Dec 2025 835th GolfingSuccess 🇬🇷 0 64 94ms 15 Dec 2025 835th amazingalek 🇳🇴 0 64 14ms 16 Dec 2025 835th error256 0 64 163ms 15 days ago 835th pardouin 🇫🇷 0 64 122ms 13 days ago 850th Shanethegamer 🇺🇸 0 65 10ms 20 Nov 2024 850th stefangimmillaro 0 65 10ms 20 Nov 2024 850th kg583 🇺🇸 0 65 10ms 21 Nov 2024 850th khvdm 0 65 17ms 21 Nov 2024 850th edsrzf 🇳🇿 0 65 13ms 21 Nov 2024 850th hallvabo 🇳🇴 0 65 13ms 24 Nov 2024 850th ovs-code 🇩🇪 0 65 15ms 25 Nov 2024 850th GolfingSuccess 🇬🇷 0 65 15ms 25 Nov 2024 850th AlephSquirrel 0 65 12ms 25 Nov 2024 850th AlephSquirrel 0 65 50ms 25 Nov 2024 850th pardouin 🇫🇷 0 65 13ms 25 Nov 2024 850th btnlq 0 65 14ms 26 Nov 2024 850th CaedenHarper 🇨🇦 0 65 13ms 26 Nov 2024 850th emgordon154 0 65 17ms 26 Nov 2024 850th inventshah 0 65 13ms 26 Nov 2024 850th sean-niemann 🇺🇸 0 65 164ms 26 Nov 2024 850th stefangimmillaro 0 65 153ms 26 Nov 2024 850th duckyluuk 🇳🇱 0 65 12ms 26 Nov 2024 850th m-tkach 🇺🇦 0 65 13ms 26 Nov 2024 850th ovs-code 🇩🇪 0 65 2ms 26 Nov 2024 850th Alex-x90 🇺🇸 0 65 13ms 28 Nov 2024 850th lifthrasiir 🇰🇷 0 65 10ms 30 Nov 2024 850th zacjl 0 65 13ms 1 Dec 2024 850th zacjl 0 65 7ms 1 Dec 2024 850th sisyphus-ppcg 🇦🇺 0 65 14ms 2 Dec 2024 850th JunkIce 0 65 14ms 3 Dec 2024 850th SirBogman 🇺🇸 0 65 12ms 3 Dec 2024 850th xsot 🇸🇬 0 65 11ms 4 Dec 2024 850th ndren 0 65 11ms 5 Dec 2024 850th CornerMercury 🇬🇧 0 65 12ms 5 Dec 2024 850th lukegustafson 🇺🇸 0 65 10ms 7 Dec 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