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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 630th Shanethegamer 🇺🇸 0 56 7ms 8 May 2025 630th GolfingSuccess 🇬🇷 0 56 7ms 8 May 2025 630th rucin93 🇵🇱 0 56 6ms 8 May 2025 630th emplv 🇱🇻 0 56 6ms 8 May 2025 630th sean-niemann 🇺🇸 0 56 7ms 9 May 2025 630th DialFrost 🇸🇬 0 56 6ms 9 May 2025 630th frankgraziano 0 56 2ms 19 May 2025 630th Shanethegamer 🇺🇸 0 56 3ms 6 Jun 2025 630th Shanethegamer 🇺🇸 0 56 1,716ms 4 Jul 2025 630th edsrzf 🇳🇿 0 56 7ms 19 Jul 2025 630th AbrahamJLR 🇻🇪 0 56 7ms 20 Jul 2025 630th albanian-laundromat 🇺🇸 0 56 756ms 4 Aug 2025 630th snoozingnewt 🇨🇦 0 56 2ms 15 Sep 2025 630th snoozingnewt 🇨🇦 0 56 7ms 15 Sep 2025 630th CaedenHarper 🇨🇦 0 56 2ms 1 Oct 2025 630th GolfingSuccess 🇬🇷 0 56 2ms 12 Nov 2025 630th edsrzf 🇳🇿 0 56 2ms 12 Nov 2025 630th JOrE20 0 56 8ms 26 Nov 2025 630th HumanoidCPU 0 56 9ms 1 Jan 2026 630th jusaka 0 56 141ms 7 mins ago 661st edsrzf 🇳🇿 0 57 9ms 8 Feb 2025 661st emgordon154 0 57 4ms 14 Mar 2025 661st Yewzir 🇧🇪 0 57 2ms 16 Mar 2025 661st Natanaelel 🇸🇪 0 57 2ms 20 Dec 2025 661st error256 0 57 82ms 1 Feb 2026 661st Nathan-Masala 0 57 39ms 8 days ago 667th kg583 🇺🇸 0 58 6ms 21 Nov 2024 667th ovs-code 🇩🇪 0 58 7ms 25 Nov 2024 667th GolfingSuccess 🇬🇷 0 58 8ms 25 Nov 2024 667th GolfingSuccess 🇬🇷 0 58 3ms 25 Nov 2024 667th AlephSquirrel 0 58 7ms 25 Nov 2024 667th emgordon154 0 58 4ms 26 Nov 2024 667th m-tkach 🇺🇦 0 58 3ms 26 Nov 2024 667th emgordon154 0 58 7ms 27 Nov 2024 667th Shanethegamer 🇺🇸 0 58 3ms 10 Dec 2024 667th MeWhenI 🇻🇦 0 58 4ms 11 Dec 2024 667th Shanethegamer 🇺🇸 0 58 7ms 17 Dec 2024 667th zacjl 0 58 7ms 31 Dec 2024 667th CaedenHarper 🇨🇦 0 58 4ms 4 Jan 2025 667th CLOStrophobic 🇮🇹 0 58 6ms 17 Jan 2025 667th voytxt 🇨🇿 0 58 4ms 25 Jan 2025 667th sisyphus-ppcg 🇦🇺 0 58 5ms 28 Jan 2025 667th UnderKoen 🇳🇱 0 58 4ms 28 Jan 2025 667th dokutan 0 58 689ms 3 Feb 2025 667th HumanoidCPU 0 58 3ms 4 Feb 2025 667th emgordon154 0 58 8ms 5 Feb 2025 667th edsrzf 🇳🇿 0 58 6ms 9 Feb 2025 667th targrik 0 58 4ms 15 Feb 2025 667th edsrzf 🇳🇿 0 58 4ms 19 Feb 2025 667th orthoplex 🇨🇽 0 58 4ms 16 Apr 2025 667th edsrzf 🇳🇿 0 58 4ms 17 Apr 2025 667th DialFrost 🇸🇬 0 58 7ms 17 Apr 2025 667th DialFrost 🇸🇬 0 58 3ms 17 Apr 2025 667th Shanethegamer 🇺🇸 0 58 4ms 17 Apr 2025 667th DialFrost 🇸🇬 0 58 4ms 17 Apr 2025 667th GolfingSuccess 🇬🇷 0 58 4ms 17 Apr 2025 667th HumanoidCPU 0 58 8ms 18 Apr 2025 667th HumanoidCPU 0 58 4ms 18 Apr 2025 667th CaedenHarper 🇨🇦 0 58 7ms 18 Apr 2025 667th CaedenHarper 🇨🇦 0 58 4ms 18 Apr 2025 667th dokutan 0 58 3ms 28 Apr 2025 667th 2bular 0 58 3ms 8 Jul 2025 667th h3ra993huskp 🇯🇵 0 58 2,443ms 11 Aug 2025 667th frankgraziano 0 58 7ms 13 Aug 2025 667th snoozingnewt 🇨🇦 0 58 7ms 15 Sep 2025 667th snoozingnewt 🇨🇦 0 58 4ms 15 Sep 2025 667th snoozingnewt 🇨🇦 0 58 4ms 15 Sep 2025 667th kg583 🇺🇸 0 58 4ms 27 Sep 2025 667th plcc0 0 58 8ms 7 Oct 2025 667th TheZwierzLF 🇵🇱 0 58 632ms 21 Nov 2025 667th JOrE20 0 58 6ms 25 Nov 2025 712th MeWhenI 🇻🇦 0 59 7ms 11 Dec 2024 712th emgordon154 0 59 4ms 8 Jan 2025 712th duckyluuk 🇳🇱 0 59 7ms 12 Jan 2025 712th Natanaelel 🇸🇪 0 59 4ms 2 Feb 2025 712th ovs-code 🇩🇪 0 59 14ms 4 Feb 2025 712th Shanethegamer 🇺🇸 0 59 3ms 7 Feb 2025 712th voytxt 🇨🇿 0 59 6ms 8 Feb 2025 712th GolfingSuccess 🇬🇷 0 59 14ms 15 Feb 2025 712th 2bular 0 59 14ms 5 Mar 2025 First Prev 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