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 NFA Simulator 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 NFA Simulator 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 800th SirBogman 🇺🇸 0 65 13ms 3 Dec 2024 800th xsot 🇸🇬 0 65 13ms 4 Dec 2024 800th ndren 0 65 13ms 5 Dec 2024 800th CornerMercury 🇬🇧 0 65 12ms 5 Dec 2024 800th lukegustafson 🇺🇸 0 65 10ms 7 Dec 2024 800th Europe2048 0 65 14ms 7 Dec 2024 800th neel11235813 0 65 10ms 9 Dec 2024 800th Seek64 🇩🇪 0 65 14ms 10 Dec 2024 800th MeWhenI 🇻🇦 0 65 3ms 11 Dec 2024 800th antimon2 🇯🇵 0 65 12ms 16 Dec 2024 800th error256 0 65 8ms 16 Dec 2024 800th edsrzf 🇳🇿 0 65 7ms 18 Dec 2024 800th bizy-coder 0 65 15ms 28 Dec 2024 800th Bulmenisaurus 0 65 10ms 1 Jan 2025 800th m-tkach 🇺🇦 0 65 139ms 3 Jan 2025 800th b-illy 🇬🇧 0 65 11ms 4 Jan 2025 800th emgordon154 0 65 50ms 11 Jan 2025 800th CLOStrophobic 🇮🇹 0 65 13ms 22 Jan 2025 800th prplz 🇦🇺 0 65 12ms 23 Jan 2025 800th kg583 🇺🇸 0 65 6ms 23 Jan 2025 800th CLOStrophobic 🇮🇹 0 65 7ms 23 Jan 2025 800th sean-niemann 🇺🇸 0 65 15ms 23 Jan 2025 800th mathisfun271 0 65 10ms 25 Jan 2025 800th aliberro39109 0 65 10ms 25 Jan 2025 800th Natanaelel 🇸🇪 0 65 10ms 26 Jan 2025 800th Shanethegamer 🇺🇸 0 65 11ms 30 Jan 2025 800th firegene 🇮🇪 0 65 10ms 30 Jan 2025 800th Lydxn 🇨🇦 0 65 12ms 31 Jan 2025 800th commandblockguy 🇺🇸 0 65 10ms 2 Feb 2025 800th GolfingSuccess 🇬🇷 0 65 7ms 3 Feb 2025 800th bricknellj 0 65 10ms 5 Feb 2025 800th qpwoeirut 0 65 4,275ms 7 Feb 2025 800th xyangst 0 65 11ms 14 Feb 2025 800th emgordon154 0 65 49ms 17 Feb 2025 800th GolfingSuccess 🇬🇷 0 65 149ms 6 Mar 2025 800th Jacob385 0 65 4ms 19 Mar 2025 800th 4atj 0 65 13ms 10 Apr 2025 800th orthoplex 🇨🇽 0 65 10ms 16 Apr 2025 800th MeWhenI 🇻🇦 0 65 13ms 17 Apr 2025 800th Mukundan314 0 65 12ms 17 Apr 2025 800th MeWhenI 🇻🇦 0 65 8ms 17 Apr 2025 800th DialFrost 🇸🇬 0 65 6ms 17 Apr 2025 800th DialFrost 🇸🇬 0 65 13ms 17 Apr 2025 800th error256 0 65 10ms 17 Apr 2025 800th rucin93 🇵🇱 0 65 10ms 17 Apr 2025 800th edsrzf 🇳🇿 0 65 147ms 17 Apr 2025 800th edsrzf 🇳🇿 0 65 3ms 18 Apr 2025 800th HumanoidCPU 0 65 10ms 18 Apr 2025 800th HumanoidCPU 0 65 6ms 18 Apr 2025 800th HumanoidCPU 0 65 150ms 18 Apr 2025 800th DialFrost 🇸🇬 0 65 149ms 18 Apr 2025 800th BlankSpruce 0 65 13ms 18 Apr 2025 800th Shanethegamer 🇺🇸 0 65 139ms 18 Apr 2025 800th CaedenHarper 🇨🇦 0 65 6ms 18 Apr 2025 800th CaedenHarper 🇨🇦 0 65 149ms 18 Apr 2025 800th FEZfan 🇦🇺 0 65 13ms 19 Apr 2025 800th undefinedRyan 0 65 10ms 19 Apr 2025 800th DialFrost 🇸🇬 0 65 3ms 20 Apr 2025 800th plcc0 0 65 12ms 21 Apr 2025 800th dokutan 0 65 6ms 28 Apr 2025 800th RYSF13 🇨🇳 0 65 3ms 13 May 2025 800th Shanethegamer 🇺🇸 0 65 3ms 13 May 2025 800th robin-scragg 0 65 11ms 19 May 2025 800th ryyyn 🇺🇸 0 65 10ms 21 May 2025 800th Moltres-Galar 🇺🇦 0 65 10ms 21 May 2025 800th albanian-laundromat 0 65 10ms 4 Jun 2025 800th fuzzylojik-golf 🇺🇸 0 65 10ms 5 Jun 2025 800th codingisgreatbutiamnot 0 65 10ms 7 Jun 2025 800th SoliGhost 0 65 12ms 8 Jun 2025 800th cros107 🇦🇺 0 65 15ms 14 Jun 2025 800th long279595192 0 65 11ms 20 Jun 2025 800th jiji7879 0 65 10ms 20 Jun 2025 800th alemelis 0 65 10ms 20 Jun 2025 800th elana-teal 0 65 10ms 20 Jun 2025 800th zijinoier 0 65 10ms 25 Jun 2025 First Prev 826–900 of 2,949 Next Last