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 556th CaedenHarper 🇨🇦 0 53 728ms 17 Apr 2025 556th pardouin 🇫🇷 0 53 514ms 17 Apr 2025 556th DialFrost 🇸🇬 0 53 646ms 17 Apr 2025 556th sean-niemann 🇺🇸 0 53 755ms 17 Apr 2025 556th HumanoidCPU 0 53 649ms 18 Apr 2025 556th m-tkach 🇺🇦 0 53 641ms 23 Apr 2025 556th emgordon154 0 53 580ms 23 Apr 2025 556th duckyluuk 🇳🇱 0 53 5ms 13 Jun 2025 556th duckyluuk 🇳🇱 0 53 626ms 13 Jun 2025 556th DialFrost 🇸🇬 0 53 5ms 13 Jun 2025 556th MeWhenI 🇻🇦 0 53 5ms 14 Jun 2025 556th rucin93 🇵🇱 0 53 5ms 14 Jun 2025 556th BREMAUCY 🇫🇷 0 53 7ms 1 Jul 2025 556th GolfingSuccess 🇬🇷 0 53 6ms 2 Jul 2025 556th fuzzylojik-golf 🇺🇸 0 53 3ms 15 Jul 2025 556th ovs-code 🇩🇪 0 53 669ms 18 Jul 2025 556th snoozingnewt 🇨🇦 0 53 5ms 15 Sep 2025 556th snoozingnewt 🇨🇦 0 53 524ms 15 Sep 2025 556th snoozingnewt 🇨🇦 0 53 5ms 15 Sep 2025 556th SirBogman 🇺🇸 0 53 525ms 5 Oct 2025 556th plcc0 0 53 579ms 7 Oct 2025 556th CornerMercury 🇬🇧 0 53 749ms 13 Oct 2025 556th frankgraziano 0 53 5ms 21 Nov 2025 556th HumanoidCPU 0 53 4ms 1 Jan 2026 556th HumanoidCPU 0 53 5ms 1 Jan 2026 556th Matter1024 🇮🇳 0 53 2,844ms 25 days ago 587th neel11235813 0 54 657ms 9 Dec 2024 587th b-illy 🇬🇧 0 54 576ms 4 Jan 2025 587th CLOStrophobic 🇮🇹 0 54 582ms 22 Jan 2025 587th edsrzf 🇳🇿 0 54 2ms 7 Aug 2025 591st lifthrasiir 🇰🇷 0 55 687ms 2 Dec 2024 591st Yewzir 🇧🇪 0 55 5ms 28 Dec 2024 591st JunkIce 0 55 734ms 7 Jan 2025 591st CLOStrophobic 🇮🇹 0 55 5ms 22 Jan 2025 591st commandz0 🇺🇸 0 55 535ms 2 Feb 2025 591st lyphyser 0 55 70ms 8 Feb 2025 591st bizy-coder 0 55 4,445ms 17 Feb 2025 591st bizy-coder 0 55 723ms 18 Feb 2025 591st MeWhenI 🇻🇦 0 55 607ms 17 Apr 2025 591st Shanethegamer 🇺🇸 0 55 5ms 17 Apr 2025 591st CaedenHarper 🇨🇦 0 55 5ms 18 Apr 2025 591st oscargeerts 0 55 65ms 3 Jul 2025 591st Shanethegamer 🇺🇸 0 55 54ms 5 Jul 2025 591st GolfingSuccess 🇬🇷 0 55 53ms 7 Jul 2025 591st snoozingnewt 🇨🇦 0 55 65ms 15 Sep 2025 591st rhysdh540 0 55 4,801ms 1 Oct 2025 591st CaedenHarper 🇨🇦 0 55 62ms 1 Oct 2025 591st DialFrost 🇸🇬 0 55 59ms 18 Oct 2025 591st JOrE20 🇺🇸 0 55 53ms 22 Nov 2025 591st HumanoidCPU 0 55 61ms 1 Jan 2026 611th AlephSquirrel 0 56 737ms 25 Nov 2024 611th sisyphus-ppcg 🇦🇺 0 56 6ms 26 Nov 2024 611th targrik 0 56 5ms 12 Jan 2025 611th GolfingSuccess 🇬🇷 0 56 9ms 5 Feb 2025 611th Bubbler-4 0 56 9ms 12 Feb 2025 611th sean-niemann 🇺🇸 0 56 2ms 24 Feb 2025 611th rucin93 🇵🇱 0 56 2ms 19 Apr 2025 611th DialFrost 🇸🇬 0 56 2ms 20 Apr 2025 611th HumanoidCPU 0 56 3ms 21 Apr 2025 611th FEZfan 🇦🇺 0 56 2ms 22 Apr 2025 611th dokutan 0 56 2ms 28 Apr 2025 611th Shanethegamer 🇺🇸 0 56 5ms 8 May 2025 611th GolfingSuccess 🇬🇷 0 56 6ms 8 May 2025 611th rucin93 🇵🇱 0 56 6ms 8 May 2025 611th emplv 🇱🇻 0 56 6ms 8 May 2025 611th sean-niemann 🇺🇸 0 56 6ms 9 May 2025 611th DialFrost 🇸🇬 0 56 5ms 9 May 2025 611th frankgraziano 0 56 2ms 19 May 2025 611th Shanethegamer 🇺🇸 0 56 2ms 6 Jun 2025 611th Shanethegamer 🇺🇸 0 56 1,743ms 4 Jul 2025 611th edsrzf 🇳🇿 0 56 6ms 19 Jul 2025 611th AbrahamJLR 🇻🇪 0 56 6ms 20 Jul 2025 611th albanian-laundromat 0 56 651ms 4 Aug 2025 611th snoozingnewt 🇨🇦 0 56 2ms 15 Sep 2025 611th snoozingnewt 🇨🇦 0 56 6ms 15 Sep 2025 611th CaedenHarper 🇨🇦 0 56 2ms 1 Oct 2025 611th GolfingSuccess 🇬🇷 0 56 2ms 12 Nov 2025 611th edsrzf 🇳🇿 0 56 2ms 12 Nov 2025 611th JOrE20 🇺🇸 0 56 5ms 26 Nov 2025 611th HumanoidCPU 0 56 6ms 1 Jan 2026 First 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