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 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 Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 220th SirBogman 🇺🇸 0 33 4ms 3 Dec 2024 220th CaedenHarper 🇨🇦 0 33 7ms 9 Dec 2024 220th Natanaelel 🇸🇪 0 33 6ms 9 Dec 2024 220th MeWhenI 🇻🇦 0 33 4ms 11 Dec 2024 220th HumanoidCPU 0 33 4ms 5 Jan 2025 220th targrik 0 33 4ms 15 Feb 2025 220th retrohun 0 33 5ms 1 Apr 2025 220th kg583 🇺🇸 0 33 4ms 17 Apr 2025 220th fuzzylojik-golf 🇺🇸 0 33 5ms 5 Jun 2025 220th AbrahamJLR 🇻🇪 0 33 4ms 18 Jul 2025 220th LeoWeyles 0 33 10ms 10 Aug 2025 220th brianjac 0 33 4ms 13 Sep 2025 220th snoozingnewt 🇺🇸 0 33 4ms 15 Sep 2025 239th Shanethegamer 🇺🇸 0 34 136ms 20 Nov 2024 239th SirBogman 🇺🇸 0 34 149ms 3 Dec 2024 239th GolfingSuccess 🇬🇷 0 34 133ms 6 Apr 2025 239th ovs-code 🇩🇪 0 34 134ms 16 Apr 2025 239th HumanoidCPU 0 34 137ms 18 Apr 2025 239th CaedenHarper 🇨🇦 0 34 130ms 18 Apr 2025 239th fuzzylojik-golf 🇺🇸 0 34 127ms 15 Jul 2025 239th frankgraziano 0 34 150ms 23 Aug 2025 239th snoozingnewt 🇺🇸 0 34 155ms 15 Sep 2025 239th seaker 0 34 158ms 16 Sep 2025 239th GrayJoKing 🇦🇺 0 34 140ms 12 days ago 250th Shanethegamer 🇺🇸 0 35 5ms 20 Nov 2024 250th GolfingSuccess 🇬🇷 0 35 3ms 25 Nov 2024 250th GolfingSuccess 🇬🇷 0 35 5ms 25 Nov 2024 250th btnlq 0 35 5ms 26 Nov 2024 250th emgordon154 0 35 6ms 26 Nov 2024 250th sisyphus-ppcg 🇦🇺 0 35 3ms 26 Nov 2024 250th sean-niemann 🇺🇸 0 35 8ms 26 Nov 2024 250th DialFrost 🇸🇬 0 35 8ms 26 Nov 2024 250th MeWhenI 🇻🇦 0 35 5ms 11 Dec 2024 250th HumanoidCPU 0 35 6ms 5 Jan 2025 250th CaedenHarper 🇨🇦 0 35 6ms 12 Jan 2025 250th voytxt 🇨🇿 0 35 5ms 25 Jan 2025 250th saito-ta 🇯🇵 0 35 3ms 28 Jan 2025 250th Natanaelel 🇸🇪 0 35 5ms 3 Feb 2025 250th targrik 0 35 7ms 14 Mar 2025 250th retrohun 0 35 3ms 31 Mar 2025 250th Natanaelel 🇸🇪 0 35 48ms 17 Apr 2025 250th DialFrost 🇸🇬 0 35 3ms 17 Apr 2025 250th Shanethegamer 🇺🇸 0 35 2ms 17 Apr 2025 250th HumanoidCPU 0 35 3ms 18 Apr 2025 250th frankgraziano 0 35 2ms 18 Apr 2025 250th CaedenHarper 🇨🇦 0 35 3ms 18 Apr 2025 250th dokutan 0 35 2ms 2 Jul 2025 250th edsrzf 🇳🇿 0 35 6ms 20 Jul 2025 250th AbrahamJLR 🇻🇪 0 35 2ms 21 Jul 2025 250th snoozingnewt 🇺🇸 0 35 3ms 15 Sep 2025 250th snoozingnewt 🇺🇸 0 35 5ms 15 Sep 2025 250th luuumine 🇫🇷 0 35 3ms 16 days ago 250th KasperKivimaeki 🇫🇮 0 35 5ms 8 days ago 250th ryyyn 🇺🇸 0 35 3ms 6 days ago 250th JOrE20 🇺🇸 0 35 2ms 33 hours ago 281st Shanethegamer 🇺🇸 0 36 486ms 20 Nov 2024 281st error256 0 36 560ms 21 Nov 2024 281st DialFrost 🇸🇬 0 36 559ms 26 Nov 2024 281st emgordon154 0 36 553ms 3 Dec 2024 281st SirBogman 🇺🇸 0 36 599ms 3 Dec 2024 281st GolfingSuccess 🇬🇷 0 36 561ms 7 Dec 2024 281st antimon2 🇯🇵 0 36 540ms 16 Dec 2024 281st CaedenHarper 🇨🇦 0 36 560ms 4 Jan 2025 281st dokutan 0 36 604ms 3 Feb 2025 281st retrohun 0 36 3ms 31 Mar 2025 281st ovs-code 🇩🇪 0 36 576ms 17 Apr 2025 281st edsrzf 🇳🇿 0 36 602ms 17 Apr 2025 281st HumanoidCPU 0 36 564ms 18 Apr 2025 281st alemelis 0 36 700ms 20 Jun 2025 281st frankgraziano 0 36 578ms 6 Aug 2025 281st snoozingnewt 🇺🇸 0 36 479ms 15 Sep 2025 297th ovs-code 🇩🇪 0 37 15ms 26 Nov 2024 297th 2bular 0 37 36ms 9 Dec 2024 297th Natanaelel 🇸🇪 0 37 2ms 26 Jan 2025 297th DialFrost 🇸🇬 0 37 19ms 24 Feb 2025 First Prev 226–300 of 2,923 Next Last