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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers 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 ArkScript 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 ><> 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 ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 554th DialFrost 🇸🇬 0 53 646ms 17 Apr 2025 554th sean-niemann 🇺🇸 0 53 755ms 17 Apr 2025 554th HumanoidCPU 0 53 649ms 18 Apr 2025 554th m-tkach 🇺🇦 0 53 641ms 23 Apr 2025 554th emgordon154 0 53 580ms 23 Apr 2025 554th duckyluuk 🇳🇱 0 53 5ms 13 Jun 2025 554th duckyluuk 🇳🇱 0 53 626ms 13 Jun 2025 554th DialFrost 🇸🇬 0 53 5ms 13 Jun 2025 554th MeWhenI 🇻🇦 0 53 5ms 14 Jun 2025 554th rucin93 🇵🇱 0 53 5ms 14 Jun 2025 554th BREMAUCY 🇫🇷 0 53 7ms 1 Jul 2025 554th GolfingSuccess 🇬🇷 0 53 6ms 2 Jul 2025 554th fuzzylojik-golf 🇺🇸 0 53 3ms 15 Jul 2025 554th ovs-code 🇩🇪 0 53 669ms 18 Jul 2025 554th snoozingnewt 🇨🇦 0 53 5ms 15 Sep 2025 554th snoozingnewt 🇨🇦 0 53 524ms 15 Sep 2025 554th snoozingnewt 🇨🇦 0 53 5ms 15 Sep 2025 554th SirBogman 🇺🇸 0 53 525ms 5 Oct 2025 554th plcc0 0 53 579ms 7 Oct 2025 554th CornerMercury 🇬🇧 0 53 749ms 13 Oct 2025 554th frankgraziano 0 53 5ms 21 Nov 2025 554th HumanoidCPU 0 53 4ms 1 Jan 2026 554th HumanoidCPU 0 53 5ms 1 Jan 2026 554th Matter1024 🇮🇳 0 53 2,844ms 23 days ago 585th neel11235813 0 54 657ms 9 Dec 2024 585th b-illy 🇬🇧 0 54 576ms 4 Jan 2025 585th CLOStrophobic 🇮🇹 0 54 582ms 22 Jan 2025 585th edsrzf 🇳🇿 0 54 2ms 7 Aug 2025 589th lifthrasiir 🇰🇷 0 55 687ms 2 Dec 2024 589th Yewzir 🇧🇪 0 55 5ms 28 Dec 2024 589th JunkIce 0 55 734ms 7 Jan 2025 589th CLOStrophobic 🇮🇹 0 55 5ms 22 Jan 2025 589th commandz0 🇺🇸 0 55 535ms 2 Feb 2025 589th lyphyser 0 55 70ms 8 Feb 2025 589th bizy-coder 0 55 4,445ms 17 Feb 2025 589th bizy-coder 0 55 723ms 18 Feb 2025 589th MeWhenI 🇻🇦 0 55 607ms 17 Apr 2025 589th Shanethegamer 🇺🇸 0 55 5ms 17 Apr 2025 589th CaedenHarper 🇨🇦 0 55 5ms 18 Apr 2025 589th oscargeerts 0 55 65ms 3 Jul 2025 589th Shanethegamer 🇺🇸 0 55 54ms 5 Jul 2025 589th GolfingSuccess 🇬🇷 0 55 56ms 7 Jul 2025 589th snoozingnewt 🇨🇦 0 55 65ms 15 Sep 2025 589th rhysdh540 0 55 4,801ms 1 Oct 2025 589th CaedenHarper 🇨🇦 0 55 62ms 1 Oct 2025 589th DialFrost 🇸🇬 0 55 59ms 18 Oct 2025 589th JOrE20 0 55 53ms 22 Nov 2025 589th HumanoidCPU 0 55 61ms 1 Jan 2026 609th AlephSquirrel 0 56 737ms 25 Nov 2024 609th sisyphus-ppcg 🇦🇺 0 56 6ms 26 Nov 2024 609th targrik 0 56 5ms 12 Jan 2025 609th GolfingSuccess 🇬🇷 0 56 9ms 5 Feb 2025 609th Bubbler-4 0 56 9ms 12 Feb 2025 609th sean-niemann 🇺🇸 0 56 2ms 24 Feb 2025 609th rucin93 🇵🇱 0 56 2ms 19 Apr 2025 609th DialFrost 🇸🇬 0 56 2ms 20 Apr 2025 609th HumanoidCPU 0 56 3ms 21 Apr 2025 609th FEZfan 🇦🇺 0 56 2ms 22 Apr 2025 609th dokutan 0 56 2ms 28 Apr 2025 609th Shanethegamer 🇺🇸 0 56 5ms 8 May 2025 609th GolfingSuccess 🇬🇷 0 56 6ms 8 May 2025 609th rucin93 🇵🇱 0 56 6ms 8 May 2025 609th emplv 🇱🇻 0 56 6ms 8 May 2025 609th sean-niemann 🇺🇸 0 56 6ms 9 May 2025 609th DialFrost 🇸🇬 0 56 5ms 9 May 2025 609th frankgraziano 0 56 2ms 19 May 2025 609th Shanethegamer 🇺🇸 0 56 2ms 6 Jun 2025 609th Shanethegamer 🇺🇸 0 56 1,743ms 4 Jul 2025 609th edsrzf 🇳🇿 0 56 6ms 19 Jul 2025 609th AbrahamJLR 🇻🇪 0 56 6ms 20 Jul 2025 609th albanian-laundromat 0 56 651ms 4 Aug 2025 609th snoozingnewt 🇨🇦 0 56 2ms 15 Sep 2025 609th snoozingnewt 🇨🇦 0 56 6ms 15 Sep 2025 609th CaedenHarper 🇨🇦 0 56 2ms 1 Oct 2025 609th GolfingSuccess 🇬🇷 0 56 2ms 12 Nov 2025 609th edsrzf 🇳🇿 0 56 2ms 12 Nov 2025 609th JOrE20 0 56 5ms 26 Nov 2025 609th HumanoidCPU 0 56 6ms 1 Jan 2026 639th edsrzf 🇳🇿 0 57 9ms 8 Feb 2025 639th emgordon154 0 57 6ms 14 Mar 2025 First Prev 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