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 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 Chars Time 225th JRaspass 🇬🇧 0 33 22 Nov 2024 225th GolfingSuccess 🇬🇷 0 33 25 Nov 2024 225th sean-niemann 🇺🇸 0 33 26 Nov 2024 225th DialFrost 🇸🇬 0 33 26 Nov 2024 225th sisyphus-ppcg 🇦🇺 0 33 2 Dec 2024 225th SirBogman 🇺🇸 0 33 3 Dec 2024 225th CaedenHarper 🇨🇦 0 33 9 Dec 2024 225th Natanaelel 🇸🇪 0 33 9 Dec 2024 225th MeWhenI 🇻🇦 0 33 11 Dec 2024 225th HumanoidCPU 0 33 5 Jan 2025 225th Shanethegamer 🇺🇸 0 33 10 Jan 2025 225th targrik 0 33 15 Feb 2025 225th retrohun 0 33 1 Apr 2025 225th GolfingSuccess 🇬🇷 0 33 6 Apr 2025 225th ovs-code 🇩🇪 0 33 16 Apr 2025 225th kg583 🇺🇸 0 33 17 Apr 2025 225th HumanoidCPU 0 33 18 Apr 2025 225th CaedenHarper 🇨🇦 0 33 18 Apr 2025 225th fuzzylojik-golf 🇺🇸 0 33 5 Jun 2025 225th targrik 0 33 9 Jul 2025 225th AbrahamJLR 🇻🇪 0 33 18 Jul 2025 225th LeoWeyles 0 33 10 Aug 2025 225th frankgraziano 0 33 23 Aug 2025 225th brianjac 0 33 13 Sep 2025 225th snoozingnewt 🇺🇸 0 33 15 Sep 2025 225th snoozingnewt 🇺🇸 0 33 15 Sep 2025 225th seaker 0 33 16 Sep 2025 253rd SirBogman 🇺🇸 0 34 3 Dec 2024 253rd Natanaelel 🇸🇪 0 34 13 Jul 2025 253rd fuzzylojik-golf 🇺🇸 0 34 15 Jul 2025 256th Shanethegamer 🇺🇸 0 35 20 Nov 2024 256th GolfingSuccess 🇬🇷 0 35 25 Nov 2024 256th GolfingSuccess 🇬🇷 0 35 25 Nov 2024 256th btnlq 0 35 26 Nov 2024 256th emgordon154 0 35 26 Nov 2024 256th sisyphus-ppcg 🇦🇺 0 35 26 Nov 2024 256th sean-niemann 🇺🇸 0 35 26 Nov 2024 256th DialFrost 🇸🇬 0 35 26 Nov 2024 256th MeWhenI 🇻🇦 0 35 11 Dec 2024 256th HumanoidCPU 0 35 5 Jan 2025 256th CaedenHarper 🇨🇦 0 35 12 Jan 2025 256th voytxt 🇨🇿 0 35 25 Jan 2025 256th saito-ta 🇯🇵 0 35 28 Jan 2025 256th Natanaelel 🇸🇪 0 35 3 Feb 2025 256th targrik 0 35 14 Mar 2025 256th retrohun 0 35 31 Mar 2025 256th DialFrost 🇸🇬 0 35 17 Apr 2025 256th Shanethegamer 🇺🇸 0 35 17 Apr 2025 256th HumanoidCPU 0 35 18 Apr 2025 256th frankgraziano 0 35 18 Apr 2025 256th CaedenHarper 🇨🇦 0 35 18 Apr 2025 256th gigaprofisi 🇺🇸 0 35 17 Jun 2025 256th dokutan 0 35 2 Jul 2025 256th sean-niemann 🇺🇸 0 35 5 Jul 2025 256th edsrzf 🇳🇿 0 35 20 Jul 2025 256th AbrahamJLR 🇻🇪 0 35 21 Jul 2025 256th snoozingnewt 🇺🇸 0 35 15 Sep 2025 256th snoozingnewt 🇺🇸 0 35 15 Sep 2025 284th Shanethegamer 🇺🇸 0 36 20 Nov 2024 284th error256 0 36 21 Nov 2024 284th DialFrost 🇸🇬 0 36 26 Nov 2024 284th emgordon154 0 36 3 Dec 2024 284th SirBogman 🇺🇸 0 36 3 Dec 2024 284th GolfingSuccess 🇬🇷 0 36 7 Dec 2024 284th antimon2 🇯🇵 0 36 16 Dec 2024 284th CaedenHarper 🇨🇦 0 36 4 Jan 2025 284th dokutan 0 36 3 Feb 2025 284th retrohun 0 36 31 Mar 2025 284th ovs-code 🇩🇪 0 36 17 Apr 2025 284th edsrzf 🇳🇿 0 36 17 Apr 2025 284th HumanoidCPU 0 36 18 Apr 2025 284th alemelis 0 36 20 Jun 2025 284th frankgraziano 0 36 6 Aug 2025 284th snoozingnewt 🇺🇸 0 36 15 Sep 2025 300th ovs-code 🇩🇪 0 37 26 Nov 2024 First Prev 226–300 of 2,545 Next Last