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 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 670th emgordon154 0 60 76ms 19 days ago 670th Babafaba 0 60 529ms 36 hours ago 678th Shanethegamer 🇺🇸 0 61 11ms 20 Nov 2024 678th stefangimmillaro 0 61 18ms 21 Nov 2024 678th error256 0 61 12ms 21 Nov 2024 678th error256 0 61 117ms 21 Nov 2024 678th ovs-code 🇩🇪 0 61 14ms 25 Nov 2024 678th GolfingSuccess 🇬🇷 0 61 14ms 25 Nov 2024 678th sean-niemann 🇺🇸 0 61 13ms 26 Nov 2024 678th duckyluuk 🇳🇱 0 61 12ms 26 Nov 2024 678th DialFrost 🇸🇬 0 61 16ms 26 Nov 2024 678th rucin93 🇵🇱 0 61 12ms 26 Nov 2024 678th emgordon154 0 61 14ms 28 Nov 2024 678th stefangimmillaro 0 61 5ms 3 Dec 2024 678th lukegustafson 🇺🇸 0 61 14ms 7 Dec 2024 678th MeWhenI 🇻🇦 0 61 11ms 11 Dec 2024 678th emplv 🇱🇻 0 61 17ms 11 Dec 2024 678th voytxt 🇨🇿 0 61 15ms 22 Dec 2024 678th Salutations45 0 61 14ms 29 Dec 2024 678th duckyluuk 🇳🇱 0 61 1,660ms 12 Jan 2025 678th CLOStrophobic 🇮🇹 0 61 13ms 22 Jan 2025 678th voytxt 🇨🇿 0 61 5ms 25 Jan 2025 678th m-tkach 🇺🇦 0 61 12ms 30 Jan 2025 678th Natanaelel 🇸🇪 0 61 14ms 2 Feb 2025 678th CaedenHarper 🇨🇦 0 61 13ms 3 Feb 2025 678th BalaM314 0 61 13ms 4 Feb 2025 678th kg583 🇺🇸 0 61 84ms 5 Feb 2025 678th GolfingSuccess 🇬🇷 0 61 123ms 5 Feb 2025 678th HumanoidCPU 0 61 6ms 7 Feb 2025 678th targrik 0 61 13ms 8 Feb 2025 678th MeWhenI 🇻🇦 0 61 6ms 14 Feb 2025 678th targrik 0 61 4ms 15 Feb 2025 678th attila8192 0 61 12ms 1 Mar 2025 678th targrik 0 61 2ms 14 Mar 2025 678th janlelis 0 61 20ms 31 Mar 2025 678th b-illy 🇬🇧 0 61 11ms 16 Apr 2025 678th janbehrens 🇩🇪 0 61 13ms 17 Apr 2025 678th pardouin 🇫🇷 0 61 14ms 17 Apr 2025 678th Shanethegamer 🇺🇸 0 61 125ms 17 Apr 2025 678th edsrzf 🇳🇿 0 61 13ms 17 Apr 2025 678th HumanoidCPU 0 61 121ms 18 Apr 2025 678th HumanoidCPU 0 61 12ms 18 Apr 2025 678th AlephSquirrel 0 61 14ms 20 Apr 2025 678th Sam-Vrgl 0 61 13ms 13 May 2025 678th c-py 0 61 14ms 14 May 2025 678th albanian-laundromat 0 61 126ms 6 Jun 2025 678th Andrey-Plotnikov 0 61 12ms 19 Jun 2025 678th a6166231 🇨🇳 0 61 18ms 20 Jun 2025 678th BREMAUCY 🇫🇷 0 61 14ms 1 Jul 2025 678th RYSF13 🇨🇳 0 61 11ms 5 Jul 2025 678th p01 0 61 13ms 28 Jul 2025 678th KrausRaus 🇺🇸 0 61 12ms 29 Jul 2025 678th dmrichwa 🇺🇸 0 61 12ms 29 Jul 2025 678th dokutan 0 61 3ms 5 Aug 2025 678th gitchaell 🇧🇴 0 61 12ms 6 Aug 2025 678th lukepolak 0 61 12ms 7 Aug 2025 678th adrianbgo 0 61 11ms 7 Aug 2025 678th helbling 🇨🇭 0 61 14ms 28 Aug 2025 678th snoozingnewt 🇺🇸 0 61 130ms 15 Sep 2025 678th snoozingnewt 🇺🇸 0 61 12ms 15 Sep 2025 678th larsendaniel 0 61 11ms 17 days ago 678th JOrE20 🇺🇸 0 61 11ms 7 days ago 678th GodlyProgrammer1 0 61 11ms 2 days ago 678th Kacarott 🇦🇺 0 61 96ms 11 hours ago 740th emgordon154 0 62 3ms 27 Nov 2024 740th CLOStrophobic 🇮🇹 0 62 4ms 4 Feb 2025 740th DialFrost 🇸🇬 0 62 8ms 15 Feb 2025 740th dokutan 0 62 1,277ms 15 Jul 2025 740th 6512345 0 62 112ms 20 days ago 745th kg583 🇺🇸 0 63 48ms 21 Nov 2024 745th emgordon154 0 63 141ms 28 Nov 2024 745th rucin93 🇵🇱 0 63 133ms 3 Dec 2024 745th lukegustafson 🇺🇸 0 63 137ms 7 Dec 2024 745th sean-niemann 🇺🇸 0 63 139ms 10 Dec 2024 745th MeWhenI 🇻🇦 0 63 7ms 18 Dec 2024 First Prev 676–750 of 2,918 Next Last