Tutorial in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 673rd error256 0 61 117ms 21 Nov 2024 673rd ovs-code 🇩🇪 0 61 14ms 25 Nov 2024 673rd GolfingSuccess 🇬🇷 0 61 14ms 25 Nov 2024 673rd sean-niemann 🇺🇸 0 61 13ms 26 Nov 2024 673rd duckyluuk 🇳🇱 0 61 12ms 26 Nov 2024 673rd DialFrost 🇸🇬 0 61 16ms 26 Nov 2024 673rd rucin93 🇵🇱 0 61 12ms 26 Nov 2024 673rd emgordon154 0 61 14ms 28 Nov 2024 673rd stefangimmillaro 0 61 5ms 3 Dec 2024 673rd lukegustafson 🇺🇸 0 61 14ms 7 Dec 2024 673rd MeWhenI 🇻🇦 0 61 11ms 11 Dec 2024 673rd emplv 🇱🇻 0 61 17ms 11 Dec 2024 673rd voytxt 🇨🇿 0 61 15ms 22 Dec 2024 673rd Salutations45 0 61 14ms 29 Dec 2024 673rd duckyluuk 🇳🇱 0 61 1,660ms 12 Jan 2025 673rd CLOStrophobic 🇮🇹 0 61 13ms 22 Jan 2025 673rd voytxt 🇨🇿 0 61 5ms 25 Jan 2025 673rd m-tkach 🇺🇦 0 61 12ms 30 Jan 2025 673rd Natanaelel 🇸🇪 0 61 14ms 2 Feb 2025 673rd CaedenHarper 🇨🇦 0 61 13ms 3 Feb 2025 673rd BalaM314 0 61 13ms 4 Feb 2025 673rd kg583 🇺🇸 0 61 84ms 5 Feb 2025 673rd GolfingSuccess 🇬🇷 0 61 123ms 5 Feb 2025 673rd HumanoidCPU 0 61 6ms 7 Feb 2025 673rd targrik 0 61 13ms 8 Feb 2025 673rd MeWhenI 🇻🇦 0 61 6ms 14 Feb 2025 673rd targrik 0 61 4ms 15 Feb 2025 673rd attila8192 0 61 12ms 1 Mar 2025 673rd targrik 0 61 2ms 14 Mar 2025 673rd janlelis 0 61 20ms 31 Mar 2025 673rd b-illy 🇬🇧 0 61 11ms 16 Apr 2025 673rd janbehrens 🇩🇪 0 61 13ms 17 Apr 2025 673rd pardouin 🇫🇷 0 61 14ms 17 Apr 2025 673rd Shanethegamer 🇺🇸 0 61 125ms 17 Apr 2025 673rd edsrzf 🇳🇿 0 61 13ms 17 Apr 2025 673rd HumanoidCPU 0 61 121ms 18 Apr 2025 673rd HumanoidCPU 0 61 12ms 18 Apr 2025 673rd AlephSquirrel 0 61 14ms 20 Apr 2025 673rd Sam-Vrgl 0 61 13ms 13 May 2025 673rd c-py 0 61 14ms 14 May 2025 673rd albanian-laundromat 0 61 126ms 6 Jun 2025 673rd Andrey-Plotnikov 0 61 12ms 19 Jun 2025 673rd a6166231 🇨🇳 0 61 18ms 20 Jun 2025 673rd BREMAUCY 🇫🇷 0 61 14ms 1 Jul 2025 673rd RYSF13 🇨🇳 0 61 11ms 5 Jul 2025 673rd p01 0 61 13ms 28 Jul 2025 673rd KrausRaus 🇺🇸 0 61 12ms 29 Jul 2025 673rd dmrichwa 🇺🇸 0 61 12ms 29 Jul 2025 673rd dokutan 0 61 3ms 5 Aug 2025 673rd gitchaell 🇧🇴 0 61 12ms 6 Aug 2025 673rd lukepolak 0 61 12ms 7 Aug 2025 673rd adrianbgo 0 61 11ms 7 Aug 2025 673rd helbling 🇨🇭 0 61 14ms 28 Aug 2025 673rd snoozingnewt 🇺🇸 0 61 130ms 15 Sep 2025 673rd snoozingnewt 🇺🇸 0 61 12ms 15 Sep 2025 673rd larsendaniel 0 61 11ms 15 days ago 673rd JOrE20 0 61 11ms 4 days ago 673rd GodlyProgrammer1 0 61 11ms 53 mins ago 734th emgordon154 0 62 3ms 27 Nov 2024 734th CLOStrophobic 🇮🇹 0 62 4ms 4 Feb 2025 734th DialFrost 🇸🇬 0 62 8ms 15 Feb 2025 734th dokutan 0 62 1,277ms 15 Jul 2025 734th 6512345 0 62 112ms 17 days ago 739th kg583 🇺🇸 0 63 48ms 21 Nov 2024 739th emgordon154 0 63 141ms 28 Nov 2024 739th rucin93 🇵🇱 0 63 133ms 3 Dec 2024 739th lukegustafson 🇺🇸 0 63 137ms 7 Dec 2024 739th sean-niemann 🇺🇸 0 63 139ms 10 Dec 2024 739th MeWhenI 🇻🇦 0 63 7ms 18 Dec 2024 739th zacjl 0 63 48ms 31 Dec 2024 739th Shanethegamer 🇺🇸 0 63 156ms 10 Jan 2025 739th CLOStrophobic 🇮🇹 0 63 48ms 17 Jan 2025 739th edsrzf 🇳🇿 0 63 59ms 9 Feb 2025 739th GolfingSuccess 🇬🇷 0 63 49ms 9 Feb 2025 739th Nemikolh 🇫🇷 0 63 14ms 12 Feb 2025 First Prev 676–750 of 2,900 Next Last