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 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 Multitap Input 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 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 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 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 Multitap Input 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 767th albanian-laundromat 0 63 8ms 22 Aug 2025 767th snoozingnewt 🇨🇦 0 63 152ms 15 Sep 2025 767th snoozingnewt 🇨🇦 0 63 7ms 15 Sep 2025 767th snoozingnewt 🇨🇦 0 63 52ms 15 Sep 2025 767th luuumine 🇫🇷 0 63 2ms 10 Nov 2025 767th JOrE20 🇺🇸 0 63 7ms 18 Nov 2025 767th kayaulai 0 63 94ms 23 Nov 2025 808th Shanethegamer 🇺🇸 0 64 107ms 20 Nov 2024 808th error256 0 64 110ms 21 Nov 2024 808th error256 0 64 18ms 21 Nov 2024 808th emgordon154 0 64 2ms 26 Nov 2024 808th Liniarc 0 64 17ms 26 Nov 2024 808th MeWhenI 🇻🇦 0 64 49ms 12 Dec 2024 808th Chinay-Domitrix 🇺🇸 0 64 4,595ms 18 Apr 2025 808th luuumine 🇫🇷 0 64 17ms 16 Oct 2025 808th GolfingSuccess 🇬🇷 0 64 3ms 12 Nov 2025 808th GolfingSuccess 🇬🇷 0 64 150ms 2 Dec 2025 808th Shanethegamer 🇺🇸 0 64 157ms 4 Dec 2025 808th GolfingSuccess 🇬🇷 0 64 86ms 24 days ago 808th amazingalek 0 64 15ms 24 days ago 821st Shanethegamer 🇺🇸 0 65 7ms 20 Nov 2024 821st stefangimmillaro 0 65 10ms 20 Nov 2024 821st kg583 🇺🇸 0 65 13ms 21 Nov 2024 821st khvdm 0 65 11ms 21 Nov 2024 821st edsrzf 🇳🇿 0 65 10ms 21 Nov 2024 821st hallvabo 🇳🇴 0 65 13ms 24 Nov 2024 821st ovs-code 🇩🇪 0 65 13ms 25 Nov 2024 821st GolfingSuccess 🇬🇷 0 65 11ms 25 Nov 2024 821st AlephSquirrel 0 65 11ms 25 Nov 2024 821st AlephSquirrel 0 65 50ms 25 Nov 2024 821st pardouin 🇫🇷 0 65 12ms 25 Nov 2024 821st btnlq 0 65 12ms 26 Nov 2024 821st CaedenHarper 🇨🇦 0 65 10ms 26 Nov 2024 821st emgordon154 0 65 11ms 26 Nov 2024 821st inventshah 0 65 12ms 26 Nov 2024 821st sean-niemann 🇺🇸 0 65 164ms 26 Nov 2024 821st stefangimmillaro 0 65 159ms 26 Nov 2024 821st duckyluuk 🇳🇱 0 65 11ms 26 Nov 2024 821st m-tkach 🇺🇦 0 65 13ms 26 Nov 2024 821st ovs-code 🇩🇪 0 65 2ms 26 Nov 2024 821st Alex-x90 🇺🇸 0 65 10ms 28 Nov 2024 821st lifthrasiir 🇰🇷 0 65 11ms 30 Nov 2024 821st zacjl 0 65 14ms 1 Dec 2024 821st zacjl 0 65 6ms 1 Dec 2024 821st sisyphus-ppcg 🇦🇺 0 65 10ms 2 Dec 2024 821st JunkIce 0 65 13ms 3 Dec 2024 821st SirBogman 🇺🇸 0 65 10ms 3 Dec 2024 821st xsot 🇸🇬 0 65 12ms 4 Dec 2024 821st ndren 0 65 14ms 5 Dec 2024 821st CornerMercury 🇬🇧 0 65 12ms 5 Dec 2024 821st lukegustafson 🇺🇸 0 65 12ms 7 Dec 2024 821st Europe2048 0 65 10ms 7 Dec 2024 821st neel11235813 0 65 10ms 9 Dec 2024 821st Seek64 🇩🇪 0 65 10ms 10 Dec 2024 821st MeWhenI 🇻🇦 0 65 2ms 11 Dec 2024 821st antimon2 🇯🇵 0 65 12ms 16 Dec 2024 821st error256 0 65 8ms 16 Dec 2024 821st edsrzf 🇳🇿 0 65 9ms 18 Dec 2024 821st bizy-coder 0 65 13ms 28 Dec 2024 821st Bulmenisaurus 0 65 10ms 1 Jan 2025 821st m-tkach 🇺🇦 0 65 168ms 3 Jan 2025 821st b-illy 🇬🇧 0 65 11ms 4 Jan 2025 821st emgordon154 0 65 7ms 11 Jan 2025 821st CLOStrophobic 🇮🇹 0 65 10ms 22 Jan 2025 821st prplz 🇦🇺 0 65 10ms 23 Jan 2025 821st kg583 🇺🇸 0 65 7ms 23 Jan 2025 821st CLOStrophobic 🇮🇹 0 65 6ms 23 Jan 2025 821st sean-niemann 🇺🇸 0 65 11ms 23 Jan 2025 821st mathisfun271 0 65 10ms 25 Jan 2025 821st aliberro39109 0 65 10ms 25 Jan 2025 821st Natanaelel 🇸🇪 0 65 10ms 26 Jan 2025 821st Shanethegamer 🇺🇸 0 65 10ms 30 Jan 2025 821st firegene 🇮🇪 0 65 13ms 30 Jan 2025 821st Lydxn 🇨🇦 0 65 10ms 31 Jan 2025 821st commandblockguy 🇺🇸 0 65 12ms 2 Feb 2025 821st GolfingSuccess 🇬🇷 0 65 7ms 3 Feb 2025 821st bricknellj 0 65 10ms 5 Feb 2025 821st qpwoeirut 0 65 4,572ms 7 Feb 2025 821st xyangst 0 65 14ms 14 Feb 2025 821st emgordon154 0 65 48ms 17 Feb 2025 First Prev 801–880 of 3,037 Next Last