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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 525th GolfingSuccess 🇬🇷 0 53 650ms 14 Mar 2025 525th rucin93 🇵🇱 0 53 4ms 17 Apr 2025 525th zacjl 0 53 849ms 17 Apr 2025 525th Shanethegamer 🇺🇸 0 53 550ms 17 Apr 2025 525th CaedenHarper 🇨🇦 0 53 844ms 17 Apr 2025 525th pardouin 🇫🇷 0 53 624ms 17 Apr 2025 525th DialFrost 🇸🇬 0 53 841ms 17 Apr 2025 525th sean-niemann 🇺🇸 0 53 766ms 17 Apr 2025 525th HumanoidCPU 0 53 930ms 18 Apr 2025 525th m-tkach 🇺🇦 0 53 922ms 23 Apr 2025 525th emgordon154 0 53 823ms 23 Apr 2025 525th duckyluuk 🇳🇱 0 53 5ms 13 Jun 2025 525th duckyluuk 🇳🇱 0 53 808ms 13 Jun 2025 525th DialFrost 🇸🇬 0 53 5ms 13 Jun 2025 525th MeWhenI 🇻🇦 0 53 5ms 14 Jun 2025 525th rucin93 🇵🇱 0 53 5ms 14 Jun 2025 525th BREMAUCY 🇫🇷 0 53 5ms 1 Jul 2025 525th GolfingSuccess 🇬🇷 0 53 5ms 2 Jul 2025 525th fuzzylojik-golf 🇺🇸 0 53 3ms 15 Jul 2025 525th ovs-code 🇩🇪 0 53 857ms 18 Jul 2025 525th snoozingnewt 🇺🇸 0 53 4ms 15 Sep 2025 525th snoozingnewt 🇺🇸 0 53 801ms 15 Sep 2025 525th snoozingnewt 🇺🇸 0 53 5ms 15 Sep 2025 525th SirBogman 🇺🇸 0 53 793ms 5 Oct 2025 525th plcc0 0 53 847ms 7 Oct 2025 525th CornerMercury 🇬🇧 0 53 796ms 13 Oct 2025 525th frankgraziano 0 53 4ms 9 days ago 553rd neel11235813 0 54 706ms 9 Dec 2024 553rd b-illy 🇬🇧 0 54 670ms 4 Jan 2025 553rd CLOStrophobic 🇮🇹 0 54 604ms 22 Jan 2025 553rd edsrzf 🇳🇿 0 54 2ms 7 Aug 2025 557th lifthrasiir 🇰🇷 0 55 654ms 2 Dec 2024 557th Yewzir 🇧🇪 0 55 4ms 28 Dec 2024 557th JunkIce 0 55 743ms 7 Jan 2025 557th CLOStrophobic 🇮🇹 0 55 5ms 22 Jan 2025 557th commandblockguy 🇺🇸 0 55 732ms 2 Feb 2025 557th lyphyser 0 55 56ms 8 Feb 2025 557th bizy-coder 0 55 4,103ms 17 Feb 2025 557th bizy-coder 0 55 766ms 18 Feb 2025 557th MeWhenI 🇻🇦 0 55 784ms 17 Apr 2025 557th Shanethegamer 🇺🇸 0 55 5ms 17 Apr 2025 557th HumanoidCPU 0 55 4ms 18 Apr 2025 557th CaedenHarper 🇨🇦 0 55 5ms 18 Apr 2025 557th oscargeerts 0 55 62ms 3 Jul 2025 557th Shanethegamer 🇺🇸 0 55 62ms 5 Jul 2025 557th GolfingSuccess 🇬🇷 0 55 62ms 7 Jul 2025 557th snoozingnewt 🇺🇸 0 55 68ms 15 Sep 2025 557th rhysdh540 0 55 4,312ms 1 Oct 2025 557th CaedenHarper 🇨🇦 0 55 63ms 1 Oct 2025 557th DialFrost 🇸🇬 0 55 65ms 18 Oct 2025 557th JOrE20 🇺🇸 0 55 52ms 8 days ago 577th AlephSquirrel 0 56 797ms 25 Nov 2024 577th sisyphus-ppcg 🇦🇺 0 56 4ms 26 Nov 2024 577th targrik 0 56 5ms 12 Jan 2025 577th GolfingSuccess 🇬🇷 0 56 9ms 5 Feb 2025 577th Bubbler-4 0 56 9ms 12 Feb 2025 577th sean-niemann 🇺🇸 0 56 2ms 24 Feb 2025 577th rucin93 🇵🇱 0 56 2ms 19 Apr 2025 577th DialFrost 🇸🇬 0 56 2ms 20 Apr 2025 577th HumanoidCPU 0 56 2ms 21 Apr 2025 577th FEZfan 🇦🇺 0 56 2ms 22 Apr 2025 577th dokutan 0 56 2ms 28 Apr 2025 577th Shanethegamer 🇺🇸 0 56 5ms 8 May 2025 577th GolfingSuccess 🇬🇷 0 56 5ms 8 May 2025 577th rucin93 🇵🇱 0 56 6ms 8 May 2025 577th emplv 🇱🇻 0 56 5ms 8 May 2025 577th sean-niemann 🇺🇸 0 56 5ms 9 May 2025 577th DialFrost 🇸🇬 0 56 5ms 9 May 2025 577th frankgraziano 0 56 2ms 19 May 2025 577th Shanethegamer 🇺🇸 0 56 2ms 6 Jun 2025 577th Shanethegamer 🇺🇸 0 56 1,218ms 4 Jul 2025 577th edsrzf 🇳🇿 0 56 5ms 19 Jul 2025 577th AbrahamJLR 🇻🇪 0 56 5ms 20 Jul 2025 577th albanian-laundromat 0 56 887ms 4 Aug 2025 577th snoozingnewt 🇺🇸 0 56 2ms 15 Sep 2025 First Prev 526–600 of 2,943 Next Last