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 439th eprovst 🇧🇪 0 45 16 Sep 2025 439th plcc0 0 45 7 days ago 453rd Shanethegamer 🇺🇸 0 46 20 Nov 2024 453rd ovs-code 🇩🇪 0 46 25 Nov 2024 453rd DialFrost 🇸🇬 0 46 26 Nov 2024 453rd sean-niemann 🇺🇸 0 46 26 Nov 2024 453rd GolfingSuccess 🇬🇷 0 46 6 Dec 2024 453rd MeWhenI 🇻🇦 0 46 11 Dec 2024 453rd CaedenHarper 🇨🇦 0 46 12 Jan 2025 453rd HumanoidCPU 0 46 18 Apr 2025 453rd 2bular 0 46 1 Jun 2025 453rd uiu007 0 46 14 Sep 2025 453rd snoozingnewt 🇺🇸 0 46 15 Sep 2025 453rd snoozingnewt 🇺🇸 0 46 15 Sep 2025 453rd rucin93 🇵🇱 0 46 21 days ago 466th ovs-code 🇩🇪 0 47 25 Nov 2024 466th MeWhenI 🇻🇦 0 47 11 Dec 2024 466th duckyluuk 🇳🇱 0 47 12 Jan 2025 466th CLOStrophobic 🇮🇹 0 47 22 Jan 2025 466th GolfingSuccess 🇬🇷 0 47 12 Feb 2025 466th DialFrost 🇸🇬 0 47 17 Apr 2025 466th Shanethegamer 🇺🇸 0 47 17 Apr 2025 466th HumanoidCPU 0 47 18 Apr 2025 466th CaedenHarper 🇨🇦 0 47 18 Apr 2025 466th edsrzf 🇳🇿 0 47 26 May 2025 466th frankgraziano 0 47 23 Aug 2025 466th snoozingnewt 🇺🇸 0 47 15 Sep 2025 478th emgordon154 0 48 27 Nov 2024 478th targrik 0 48 15 Feb 2025 480th JunkIce 0 49 3 Dec 2024 480th duckyluuk 🇳🇱 0 49 12 Jan 2025 480th csharpython 0 49 5 Feb 2025 480th voytxt 🇨🇿 0 49 8 Feb 2025 480th gigaprofisi 🇺🇸 0 49 3 Mar 2025 480th emgordon154 0 49 23 Apr 2025 480th xvogt 🇱🇮 0 49 13 Jun 2025 480th Jagger002 0 49 24 Jun 2025 480th alphafalfa 0 49 18 Aug 2025 480th J09M 0 49 21 days ago 490th Shanethegamer 🇺🇸 0 50 20 Nov 2024 490th stefangimmillaro 0 50 21 Nov 2024 490th duckyluuk 🇳🇱 0 50 26 Nov 2024 490th GolfingSuccess 🇬🇷 0 50 22 Dec 2024 490th voytxt 🇨🇿 0 50 25 Jan 2025 490th pardouin 🇫🇷 0 50 26 Jan 2025 490th Natanaelel 🇸🇪 0 50 26 Jan 2025 490th janlelis 0 50 31 Mar 2025 490th DialFrost 🇸🇬 0 50 17 Apr 2025 490th edsrzf 🇳🇿 0 50 17 Apr 2025 490th HumanoidCPU 0 50 18 Apr 2025 490th CaedenHarper 🇨🇦 0 50 18 Apr 2025 490th snoozingnewt 🇺🇸 0 50 15 Sep 2025 503rd FlyingPenguin223 0 51 21 Nov 2024 503rd MeWhenI 🇻🇦 0 51 11 Dec 2024 503rd GolfingSuccess 🇬🇷 0 51 8 Feb 2025 503rd h3ra993huskp 🇯🇵 0 51 15 Aug 2025 507th ovs-code 🇩🇪 0 52 31 May 2025 508th kg583 🇺🇸 0 53 21 Nov 2024 508th lifthrasiir 🇰🇷 0 53 2 Dec 2024 508th b-illy 🇬🇧 0 53 4 Jan 2025 508th CaedenHarper 🇨🇦 0 53 4 Jan 2025 508th GolfingSuccess 🇬🇷 0 53 14 Mar 2025 508th rucin93 🇵🇱 0 53 17 Apr 2025 508th zacjl 0 53 17 Apr 2025 508th Shanethegamer 🇺🇸 0 53 17 Apr 2025 508th pardouin 🇫🇷 0 53 17 Apr 2025 508th DialFrost 🇸🇬 0 53 17 Apr 2025 508th sean-niemann 🇺🇸 0 53 17 Apr 2025 508th HumanoidCPU 0 53 18 Apr 2025 508th m-tkach 🇺🇦 0 53 23 Apr 2025 508th emgordon154 0 53 23 Apr 2025 508th duckyluuk 🇳🇱 0 53 13 Jun 2025 508th duckyluuk 🇳🇱 0 53 13 Jun 2025 508th DialFrost 🇸🇬 0 53 13 Jun 2025 508th MeWhenI 🇻🇦 0 53 14 Jun 2025 First Prev 451–525 of 2,544 Next Last