Tutorial in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 63rd ovs-code 🇩🇪 0 26 262ms 2 Feb 2025 63rd Natanaelel 🇸🇪 0 26 246ms 2 Feb 2025 63rd HumanoidCPU 0 26 246ms 4 Feb 2025 63rd MeWhenI 🇻🇦 0 26 166ms 14 Feb 2025 63rd targrik 0 26 215ms 14 Feb 2025 63rd xyangst 0 26 262ms 14 Feb 2025 63rd emgordon154 0 26 63ms 19 Feb 2025 63rd juliansiebert 🇩🇪 0 26 233ms 5 Apr 2025 63rd kg583 🇺🇸 0 26 227ms 9 Apr 2025 63rd m-tkach 🇺🇦 0 26 230ms 23 Apr 2025 63rd dokutan 0 26 233ms 28 Apr 2025 63rd BREMAUCY 🇫🇷 0 26 193ms 1 Jul 2025 63rd Msleizak 🇫🇷 0 26 202ms 4 Jul 2025 63rd snoozingnewt 🇺🇸 0 26 252ms 15 Sep 2025 63rd GolfingSuccess 🇬🇷 0 26 880ms 11 days ago 63rd edsrzf 🇳🇿 0 26 236ms 10 days ago 92nd lynn 0 27 54ms 23 Jan 2025 92nd HumanoidCPU 0 27 702ms 7 Feb 2025 92nd MeWhenI 🇻🇦 0 27 915ms 14 Feb 2025 92nd namelessiw 0 27 1,107ms 13 days ago 96th Shanethegamer 🇺🇸 0 28 51ms 20 Nov 2024 96th stefangimmillaro 0 28 36ms 20 Nov 2024 96th error256 0 28 41ms 21 Nov 2024 96th GolfingSuccess 🇬🇷 0 28 45ms 25 Nov 2024 96th DialFrost 🇸🇬 0 28 53ms 26 Nov 2024 96th sean-niemann 🇺🇸 0 28 52ms 26 Nov 2024 96th FlyingPenguin223 0 28 43ms 27 Nov 2024 96th emgordon154 0 28 34ms 28 Nov 2024 96th m-tkach 🇺🇦 0 28 34ms 28 Nov 2024 96th lifthrasiir 🇰🇷 0 28 5ms 30 Nov 2024 96th sisyphus-ppcg 🇦🇺 0 28 50ms 2 Dec 2024 96th zacjl 0 28 5ms 2 Dec 2024 96th SirBogman 🇺🇸 0 28 6ms 3 Dec 2024 96th SirBogman 🇺🇸 0 28 38ms 3 Dec 2024 96th 2bular 0 28 6ms 9 Dec 2024 96th Natanaelel 🇸🇪 0 28 34ms 9 Dec 2024 96th MeWhenI 🇻🇦 0 28 35ms 11 Dec 2024 96th antimon2 🇯🇵 0 28 34ms 16 Dec 2024 96th CaedenHarper 🇨🇦 0 28 49ms 4 Jan 2025 96th CLOStrophobic 🇮🇹 0 28 54ms 22 Jan 2025 96th kg583 🇺🇸 0 28 50ms 23 Jan 2025 96th ovs-code 🇩🇪 0 28 54ms 31 Jan 2025 96th pardouin 🇫🇷 0 28 57ms 2 Feb 2025 96th anter69 🇭🇺 0 28 55ms 3 Feb 2025 96th janlelis 0 28 51ms 6 Feb 2025 96th edsrzf 🇳🇿 0 28 1,100ms 8 Feb 2025 96th targrik 0 28 939ms 14 Feb 2025 96th tatzyr 🇯🇵 0 28 48ms 16 Feb 2025 96th chocycat 0 28 53ms 1 Mar 2025 96th paul-c-hartman 0 28 53ms 7 Mar 2025 96th ovs-code 🇩🇪 0 28 1,086ms 17 Apr 2025 96th DialFrost 🇸🇬 0 28 1,077ms 17 Apr 2025 96th pardouin 🇫🇷 0 28 8ms 17 Apr 2025 96th DialFrost 🇸🇬 0 28 5ms 17 Apr 2025 96th Shanethegamer 🇺🇸 0 28 1,129ms 17 Apr 2025 96th Shanethegamer 🇺🇸 0 28 5ms 17 Apr 2025 96th GolfingSuccess 🇬🇷 0 28 6ms 17 Apr 2025 96th edsrzf 🇳🇿 0 28 50ms 17 Apr 2025 96th HumanoidCPU 0 28 812ms 18 Apr 2025 96th HumanoidCPU 0 28 5ms 18 Apr 2025 96th HumanoidCPU 0 28 53ms 18 Apr 2025 96th CaedenHarper 🇨🇦 0 28 6ms 18 Apr 2025 96th plcc0 0 28 50ms 21 Apr 2025 96th Natanaelel 🇸🇪 0 28 5ms 23 Apr 2025 96th dokutan 0 28 5ms 28 Apr 2025 96th greentruff 0 28 5ms 10 May 2025 96th Just4FunCoder 0 28 34ms 18 Jun 2025 96th xiaoyiming123 0 28 947ms 12 Jul 2025 96th AbrahamJLR 🇻🇪 0 28 51ms 18 Jul 2025 96th Matter1024 🇮🇳 0 28 52ms 11 Aug 2025 96th vishal-mohanty 0 28 33ms 24 Aug 2025 96th frankgraziano 0 28 5ms 6 Sep 2025 96th LostSyntax21 🇬🇧 0 28 53ms 11 Sep 2025 96th snoozingnewt 🇺🇸 0 28 1,356ms 15 Sep 2025 96th snoozingnewt 🇺🇸 0 28 6ms 15 Sep 2025 First Prev 76–150 of 2,738 Next Last