Tutorial in all languages in chars. 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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 111th greentruff 0 28 6ms 10 May 2025 111th Just4FunCoder 0 28 34ms 18 Jun 2025 111th AbrahamJLR 🇻🇪 0 28 51ms 18 Jul 2025 111th Matter1024 🇮🇳 0 28 52ms 11 Aug 2025 111th vishal-mohanty 0 28 33ms 24 Aug 2025 111th frankgraziano 0 28 6ms 6 Sep 2025 111th LostSyntax21 🇬🇧 0 28 53ms 11 Sep 2025 111th snoozingnewt 🇺🇸 0 28 5ms 15 Sep 2025 111th snoozingnewt 🇺🇸 0 28 53ms 15 Sep 2025 111th edsrzf 🇳🇿 0 28 5ms 7 hours ago 111th Babafaba 0 28 34ms 3 hours ago 162nd ovs-code 🇩🇪 0 29 5ms 25 Nov 2024 162nd emgordon154 0 29 6ms 26 Nov 2024 162nd stefangimmillaro 0 29 57ms 26 Nov 2024 162nd JunkIce 0 29 61ms 3 Dec 2024 162nd duckyluuk 🇳🇱 0 29 61ms 12 Jan 2025 162nd voytxt 🇨🇿 0 29 59ms 25 Jan 2025 162nd gigaprofisi 🇺🇸 0 29 60ms 3 Mar 2025 162nd Yewzir 🇧🇪 0 29 72ms 11 Mar 2025 162nd TheZwierzLF 🇵🇱 0 29 55ms 1 Jun 2025 162nd paiv 0 29 61ms 16 Jun 2025 162nd DABANANAMAN120 0 29 56ms 26 Jun 2025 162nd Bpc-CPU 0 29 60ms 12 Jul 2025 162nd KatieLG 🇬🇧 0 29 55ms 27 Sep 2025 175th Quirkly-Quasar1 🇺🇸 0 30 55ms 3 Dec 2024 175th FlyingPenguin223 0 30 5ms 9 Dec 2024 175th MeWhenI 🇻🇦 0 30 5ms 11 Dec 2024 175th shadowninja55 🇺🇸 0 30 5ms 30 Dec 2024 175th canissimia 🇦🇶 0 30 2ms 23 Jan 2025 175th saito-ta 🇯🇵 0 30 2ms 27 Jan 2025 175th sisyphus-ppcg 🇦🇺 0 30 2ms 28 Jan 2025 175th psethwick 0 30 6ms 30 Jan 2025 175th psethwick 0 30 59ms 31 Jan 2025 175th RedzGoose 🇦🇺 0 30 918ms 25 Feb 2025 175th paulmr 0 30 5ms 5 Mar 2025 175th plcc0 0 30 6ms 30 Mar 2025 175th klixel 🇨🇦 0 30 59ms 9 Jul 2025 175th targrik 0 30 39ms 4 Aug 2025 175th matejmatik123 🇸🇰 0 30 57ms 11 Aug 2025 175th targrik 0 30 56ms 11 Sep 2025 191st duckyluuk 🇳🇱 0 31 5ms 12 Jan 2025 191st voytxt 🇨🇿 0 31 5ms 25 Jan 2025 191st csharpython 0 31 6ms 5 Feb 2025 191st emgordon154 0 31 3ms 14 Feb 2025 191st gigaprofisi 🇺🇸 0 31 5ms 3 Mar 2025 191st targrik 0 31 5ms 14 Mar 2025 191st TannerJ07 🇺🇸 0 31 5ms 5 Apr 2025 191st greentruff 0 31 4ms 11 May 2025 191st Shanethegamer 🇺🇸 0 31 3ms 19 May 2025 191st HumanoidCPU 0 31 3ms 19 May 2025 191st plcc0 0 31 3ms 19 May 2025 191st voytxt 🇨🇿 0 31 3ms 19 May 2025 191st GolfingSuccess 🇬🇷 0 31 3ms 19 May 2025 191st ovs-code 🇩🇪 0 31 3ms 19 May 2025 191st DialFrost 🇸🇬 0 31 3ms 21 May 2025 191st MeWhenI 🇻🇦 0 31 3ms 28 May 2025 191st AlephSquirrel 0 31 3ms 8 Jun 2025 191st Jigglypuffed 0 31 3ms 12 Jun 2025 191st xvogt 🇱🇮 0 31 3ms 12 Jun 2025 191st xvogt 🇱🇮 0 31 6ms 12 Jun 2025 191st artem-aramma 0 31 39ms 18 Jun 2025 191st GolfingSuccess 🇬🇷 0 31 5ms 4 Aug 2025 191st DialFrost 🇸🇬 0 31 3ms 4 Aug 2025 191st synt7x 🇺🇸 0 31 2ms 5 Aug 2025 191st Shanethegamer 🇺🇸 0 31 2ms 9 Aug 2025 191st sblaplace 0 31 6ms 11 Aug 2025 191st ndren 0 31 3ms 5 Sep 2025 191st kmathis22 0 31 5ms 10 Sep 2025 191st snoozingnewt 🇺🇸 0 31 3ms 15 Sep 2025 191st snoozingnewt 🇺🇸 0 31 3ms 15 Sep 2025 191st J09M 0 31 5ms 23 Sep 2025 222nd uncertaain 0 32 53ms 4 Dec 2024 222nd HumanoidCPU 0 32 129ms 7 Feb 2025 222nd MeWhenI 🇻🇦 0 32 135ms 14 Feb 2025 222nd targrik 0 32 133ms 15 Feb 2025 First Prev 151–225 of 2,788 Next Last