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 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 Snake Sphenic Numbers Trinomial Triangle 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 281st lynn 0 37 15 Jun 2025 281st frankgraziano 0 37 26 Jul 2025 281st albanian-laundromat 0 37 4 Aug 2025 281st snoozingnewt 🇺🇸 0 37 11 hours ago 305th ovs-code 🇩🇪 0 38 25 Nov 2024 305th emgordon154 0 38 27 Nov 2024 305th CLOStrophobic 🇮🇹 0 38 22 Jan 2025 305th ovs-code 🇩🇪 0 38 5 Feb 2025 305th GolfingSuccess 🇬🇷 0 38 15 Feb 2025 305th btjones0 0 38 17 Feb 2025 305th 2bular 0 38 7 Mar 2025 305th Frowny 0 38 10 Mar 2025 305th Shanethegamer 🇺🇸 0 38 17 Apr 2025 305th HumanoidCPU 0 38 18 Apr 2025 305th Mukundan314 0 38 25 Apr 2025 305th snoozingnewt 🇺🇸 0 38 12 hours ago 317th SirBogman 🇺🇸 0 39 4 Dec 2024 317th MeWhenI 🇻🇦 0 39 29 Jan 2025 317th DialFrost 🇸🇬 0 39 17 Apr 2025 317th yobatm 0 39 3 Aug 2025 321st emgordon154 0 40 9 Feb 2025 321st DialFrost 🇸🇬 0 40 9 Feb 2025 321st GolfingSuccess 🇬🇷 0 40 12 Feb 2025 321st chunes3 🇺🇸 0 40 13 Feb 2025 321st targrik 0 40 15 Feb 2025 321st emgordon154 0 40 5 Mar 2025 321st MeWhenI 🇻🇦 0 40 17 Apr 2025 321st DialFrost 🇸🇬 0 40 17 Apr 2025 321st HumanoidCPU 0 40 18 Apr 2025 321st DialFrost 🇸🇬 0 40 20 Apr 2025 321st Shanethegamer 🇺🇸 0 40 6 Jun 2025 321st artem-aramma 0 40 18 Jun 2025 321st LostSyntax21 🇬🇧 0 40 19 Jul 2025 321st alemelis 0 40 3 Aug 2025 321st frankgraziano 0 40 13 Aug 2025 321st snoozingnewt 🇺🇸 0 40 12 hours ago 337th GolfingSuccess 🇬🇷 0 42 25 Nov 2024 337th AlephSquirrel 0 42 27 Jan 2025 337th ovs-code 🇩🇪 0 42 4 Feb 2025 337th GolfingSuccess 🇬🇷 0 42 15 Feb 2025 337th 2bular 0 42 5 Mar 2025 337th edsrzf 🇳🇿 0 42 21 Mar 2025 337th DialFrost 🇸🇬 0 42 17 Apr 2025 337th zacjl 0 42 17 Apr 2025 337th Shanethegamer 🇺🇸 0 42 17 Apr 2025 337th Shanethegamer 🇺🇸 0 42 17 Apr 2025 337th DialFrost 🇸🇬 0 42 17 Apr 2025 337th edsrzf 🇳🇿 0 42 17 Apr 2025 337th HumanoidCPU 0 42 18 Apr 2025 337th HumanoidCPU 0 42 18 Apr 2025 337th CaedenHarper 🇨🇦 0 42 18 Apr 2025 337th zacjl 0 42 20 Apr 2025 337th dokutan 0 42 28 Apr 2025 337th dokutan 0 42 28 Apr 2025 337th TheZwierzLF 🇵🇱 0 42 2 Jun 2025 337th edsrzf 🇳🇿 0 42 13 Jun 2025 337th snoozingnewt 🇺🇸 0 42 12 hours ago 337th snoozingnewt 🇺🇸 0 42 12 hours ago 359th Shanethegamer 🇺🇸 0 43 20 Nov 2024 359th stefangimmillaro 0 43 20 Nov 2024 359th error256 0 43 21 Nov 2024 359th GolfingSuccess 🇬🇷 0 43 25 Nov 2024 359th xsot 🇸🇬 0 43 26 Nov 2024 359th sean-niemann 🇺🇸 0 43 26 Nov 2024 359th emgordon154 0 43 26 Nov 2024 359th GolfingSuccess 🇬🇷 0 43 9 Dec 2024 359th MeWhenI 🇻🇦 0 43 11 Dec 2024 359th MeWhenI 🇻🇦 0 43 11 Dec 2024 359th Natanaelel 🇸🇪 0 43 26 Jan 2025 359th pardouin 🇫🇷 0 43 2 Feb 2025 359th error256 0 43 5 Feb 2025 359th sean-niemann 🇺🇸 0 43 6 Feb 2025 359th Shanethegamer 🇺🇸 0 43 7 Feb 2025 359th GolfingSuccess 🇬🇷 0 43 8 Feb 2025 359th GrayJoKing 🇦🇺 0 43 18 Mar 2025 Prev 301–375 of 2,385 Next