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 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 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 ><> ALGOL 68 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 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 ><> ALGOL 68 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 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 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 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 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 799th rucin93 🇵🇱 0 63 164ms 3 Dec 2024 799th lukegustafson 🇺🇸 0 63 163ms 7 Dec 2024 799th sean-niemann 🇺🇸 0 63 162ms 10 Dec 2024 799th MeWhenI 🇻🇦 0 63 6ms 18 Dec 2024 799th zacjl 0 63 52ms 31 Dec 2024 799th Shanethegamer 🇺🇸 0 63 160ms 10 Jan 2025 799th CLOStrophobic 🇮🇹 0 63 58ms 17 Jan 2025 799th edsrzf 🇳🇿 0 63 50ms 9 Feb 2025 799th GolfingSuccess 🇬🇷 0 63 49ms 9 Feb 2025 799th Nemikolh 🇫🇷 0 63 15ms 12 Feb 2025 799th GolfingSuccess 🇬🇷 0 63 173ms 20 Feb 2025 799th varhammer 0 63 6ms 22 Feb 2025 799th voytxt 🇨🇿 0 63 166ms 17 Apr 2025 799th FlyingPenguin223 0 63 51ms 17 Apr 2025 799th DialFrost 🇸🇬 0 63 169ms 17 Apr 2025 799th DialFrost 🇸🇬 0 63 6ms 17 Apr 2025 799th DialFrost 🇸🇬 0 63 49ms 17 Apr 2025 799th pardouin 🇫🇷 0 63 166ms 17 Apr 2025 799th Shanethegamer 🇺🇸 0 63 5ms 17 Apr 2025 799th Shanethegamer 🇺🇸 0 63 54ms 17 Apr 2025 799th GolfingSuccess 🇬🇷 0 63 6ms 17 Apr 2025 799th HumanoidCPU 0 63 186ms 18 Apr 2025 799th HumanoidCPU 0 63 6ms 18 Apr 2025 799th HumanoidCPU 0 63 50ms 18 Apr 2025 799th CaedenHarper 🇨🇦 0 63 174ms 18 Apr 2025 799th CaedenHarper 🇨🇦 0 63 6ms 18 Apr 2025 799th CaedenHarper 🇨🇦 0 63 56ms 18 Apr 2025 799th dokutan 0 63 168ms 28 Apr 2025 799th dokutan 0 63 5ms 28 Apr 2025 799th Jigglypuffed 0 63 50ms 19 Jul 2025 799th penous 0 63 13ms 2 Aug 2025 799th YellowDudeIsMe 0 63 13ms 14 Aug 2025 799th albanian-laundromat 0 63 6ms 22 Aug 2025 799th snoozingnewt 🇨🇦 0 63 176ms 15 Sep 2025 799th snoozingnewt 🇨🇦 0 63 6ms 15 Sep 2025 799th snoozingnewt 🇨🇦 0 63 52ms 15 Sep 2025 799th luuumine 🇫🇷 0 63 2ms 10 Nov 2025 799th JOrE20 0 63 6ms 18 Nov 2025 799th kayaulai 0 63 94ms 23 Nov 2025 840th Shanethegamer 🇺🇸 0 64 142ms 20 Nov 2024 840th error256 0 64 131ms 21 Nov 2024 840th error256 0 64 1,021ms 21 Nov 2024 840th emgordon154 0 64 2ms 26 Nov 2024 840th Liniarc 0 64 13ms 26 Nov 2024 840th MeWhenI 🇻🇦 0 64 49ms 12 Dec 2024 840th Chinay-Domitrix 🇺🇸 0 64 4,233ms 18 Apr 2025 840th luuumine 🇫🇷 0 64 1,021ms 16 Oct 2025 840th GolfingSuccess 🇬🇷 0 64 3ms 12 Nov 2025 840th GolfingSuccess 🇬🇷 0 64 155ms 2 Dec 2025 840th Shanethegamer 🇺🇸 0 64 152ms 4 Dec 2025 840th GolfingSuccess 🇬🇷 0 64 127ms 15 Dec 2025 840th amazingalek 🇳🇴 0 64 13ms 16 Dec 2025 840th error256 0 64 150ms 3 Feb 2026 840th pardouin 🇫🇷 0 64 167ms 4 Feb 2026 855th Shanethegamer 🇺🇸 0 65 7ms 20 Nov 2024 855th stefangimmillaro 0 65 10ms 20 Nov 2024 855th kg583 🇺🇸 0 65 10ms 21 Nov 2024 855th khvdm 0 65 12ms 21 Nov 2024 855th edsrzf 🇳🇿 0 65 10ms 21 Nov 2024 855th hallvabo 🇳🇴 0 65 11ms 24 Nov 2024 855th ovs-code 🇩🇪 0 65 12ms 25 Nov 2024 855th GolfingSuccess 🇬🇷 0 65 12ms 25 Nov 2024 855th AlephSquirrel 0 65 10ms 25 Nov 2024 855th AlephSquirrel 0 65 50ms 25 Nov 2024 855th pardouin 🇫🇷 0 65 11ms 25 Nov 2024 855th btnlq 0 65 10ms 26 Nov 2024 855th CaedenHarper 🇨🇦 0 65 12ms 26 Nov 2024 855th emgordon154 0 65 10ms 26 Nov 2024 855th inventshah 0 65 11ms 26 Nov 2024 855th sean-niemann 🇺🇸 0 65 167ms 26 Nov 2024 855th stefangimmillaro 0 65 158ms 26 Nov 2024 855th duckyluuk 🇳🇱 0 65 10ms 26 Nov 2024 855th m-tkach 🇺🇦 0 65 11ms 26 Nov 2024 855th ovs-code 🇩🇪 0 65 2ms 26 Nov 2024 855th Alex-x90 🇺🇸 0 65 10ms 28 Nov 2024 855th lifthrasiir 🇰🇷 0 65 10ms 30 Nov 2024 855th zacjl 0 65 11ms 1 Dec 2024 855th zacjl 0 65 6ms 1 Dec 2024 855th sisyphus-ppcg 🇦🇺 0 65 12ms 2 Dec 2024 855th JunkIce 0 65 12ms 3 Dec 2024 First Prev 801–880 of 3,433 Next Last