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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 Taxicab 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 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 674th Natanaelel 🇸🇪 0 60 3ms 26 Jan 2025 674th emgordon154 0 60 4,086ms 4 Feb 2025 674th klixel 🇨🇦 0 60 82ms 8 Apr 2025 674th emgordon154 0 60 2ms 5 Aug 2025 674th emgordon154 0 60 76ms 24 days ago 674th Babafaba 0 60 529ms 6 days ago 682nd Shanethegamer 🇺🇸 0 61 11ms 20 Nov 2024 682nd stefangimmillaro 0 61 11ms 21 Nov 2024 682nd error256 0 61 11ms 21 Nov 2024 682nd error256 0 61 117ms 21 Nov 2024 682nd ovs-code 🇩🇪 0 61 11ms 25 Nov 2024 682nd GolfingSuccess 🇬🇷 0 61 11ms 25 Nov 2024 682nd sean-niemann 🇺🇸 0 61 13ms 26 Nov 2024 682nd duckyluuk 🇳🇱 0 61 12ms 26 Nov 2024 682nd DialFrost 🇸🇬 0 61 12ms 26 Nov 2024 682nd rucin93 🇵🇱 0 61 12ms 26 Nov 2024 682nd emgordon154 0 61 12ms 28 Nov 2024 682nd stefangimmillaro 0 61 5ms 3 Dec 2024 682nd lukegustafson 🇺🇸 0 61 14ms 7 Dec 2024 682nd MeWhenI 🇻🇦 0 61 11ms 11 Dec 2024 682nd emplv 🇱🇻 0 61 11ms 11 Dec 2024 682nd voytxt 🇨🇿 0 61 11ms 22 Dec 2024 682nd Salutations45 0 61 11ms 29 Dec 2024 682nd duckyluuk 🇳🇱 0 61 1,660ms 12 Jan 2025 682nd CLOStrophobic 🇮🇹 0 61 11ms 22 Jan 2025 682nd voytxt 🇨🇿 0 61 5ms 25 Jan 2025 682nd m-tkach 🇺🇦 0 61 12ms 30 Jan 2025 682nd Natanaelel 🇸🇪 0 61 12ms 2 Feb 2025 682nd CaedenHarper 🇨🇦 0 61 11ms 3 Feb 2025 682nd BalaM314 0 61 12ms 4 Feb 2025 682nd kg583 🇺🇸 0 61 84ms 5 Feb 2025 682nd GolfingSuccess 🇬🇷 0 61 123ms 5 Feb 2025 682nd HumanoidCPU 0 61 4ms 7 Feb 2025 682nd targrik 0 61 11ms 8 Feb 2025 682nd MeWhenI 🇻🇦 0 61 4ms 14 Feb 2025 682nd targrik 0 61 4ms 15 Feb 2025 682nd attila8192 0 61 12ms 1 Mar 2025 682nd targrik 0 61 2ms 14 Mar 2025 682nd janlelis 0 61 13ms 31 Mar 2025 682nd b-illy 🇬🇧 0 61 11ms 16 Apr 2025 682nd janbehrens 🇩🇪 0 61 11ms 17 Apr 2025 682nd pardouin 🇫🇷 0 61 11ms 17 Apr 2025 682nd Shanethegamer 🇺🇸 0 61 125ms 17 Apr 2025 682nd edsrzf 🇳🇿 0 61 11ms 17 Apr 2025 682nd HumanoidCPU 0 61 121ms 18 Apr 2025 682nd HumanoidCPU 0 61 11ms 18 Apr 2025 682nd AlephSquirrel 0 61 11ms 20 Apr 2025 682nd Sam-Vrgl 0 61 11ms 13 May 2025 682nd c-py 0 61 13ms 14 May 2025 682nd albanian-laundromat 0 61 126ms 6 Jun 2025 682nd Andrey-Plotnikov 0 61 11ms 19 Jun 2025 682nd a6166231 🇨🇳 0 61 12ms 20 Jun 2025 682nd BREMAUCY 🇫🇷 0 61 11ms 1 Jul 2025 682nd RYSF13 🇨🇳 0 61 11ms 5 Jul 2025 682nd p01 0 61 11ms 28 Jul 2025 682nd KrausRaus 🇺🇸 0 61 11ms 29 Jul 2025 682nd dmrichwa 🇺🇸 0 61 12ms 29 Jul 2025 682nd dokutan 0 61 3ms 5 Aug 2025 682nd gitchaell 🇧🇴 0 61 11ms 6 Aug 2025 682nd lukepolak 0 61 11ms 7 Aug 2025 682nd adrianbgo 0 61 11ms 7 Aug 2025 682nd helbling 🇨🇭 0 61 11ms 28 Aug 2025 682nd snoozingnewt 🇺🇸 0 61 130ms 15 Sep 2025 682nd snoozingnewt 🇺🇸 0 61 12ms 15 Sep 2025 682nd larsendaniel 0 61 11ms 23 days ago 682nd JOrE20 🇺🇸 0 61 10ms 12 days ago 682nd GodlyProgrammer1 0 61 11ms 8 days ago 682nd Kacarott 🇦🇺 0 61 96ms 5 days ago 744th emgordon154 0 62 3ms 27 Nov 2024 744th CLOStrophobic 🇮🇹 0 62 4ms 4 Feb 2025 744th DialFrost 🇸🇬 0 62 8ms 15 Feb 2025 744th dokutan 0 62 1,277ms 15 Jul 2025 744th 6512345 0 62 104ms 25 days ago 749th kg583 🇺🇸 0 63 48ms 21 Nov 2024 749th emgordon154 0 63 141ms 28 Nov 2024 First Prev 676–750 of 2,943 Next Last