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 Smooth 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 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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 374th error256 0 43 21 Nov 2024 374th GolfingSuccess 🇬🇷 0 43 25 Nov 2024 374th xsot 🇸🇬 0 43 26 Nov 2024 374th sean-niemann 🇺🇸 0 43 26 Nov 2024 374th emgordon154 0 43 26 Nov 2024 374th GolfingSuccess 🇬🇷 0 43 9 Dec 2024 374th MeWhenI 🇻🇦 0 43 11 Dec 2024 374th MeWhenI 🇻🇦 0 43 11 Dec 2024 374th Natanaelel 🇸🇪 0 43 26 Jan 2025 374th pardouin 🇫🇷 0 43 2 Feb 2025 374th error256 0 43 5 Feb 2025 374th sean-niemann 🇺🇸 0 43 6 Feb 2025 374th Shanethegamer 🇺🇸 0 43 7 Feb 2025 374th GolfingSuccess 🇬🇷 0 43 8 Feb 2025 374th GrayJoKing 🇦🇺 0 43 18 Mar 2025 374th DialFrost 🇸🇬 0 43 17 Apr 2025 374th Salutations45 0 43 17 Apr 2025 374th edsrzf 🇳🇿 0 43 17 Apr 2025 374th DialFrost 🇸🇬 0 43 17 Apr 2025 374th DialFrost 🇸🇬 0 43 17 Apr 2025 374th Shanethegamer 🇺🇸 0 43 17 Apr 2025 374th edsrzf 🇳🇿 0 43 18 Apr 2025 374th kg583 🇺🇸 0 43 18 Apr 2025 374th sean-niemann 🇺🇸 0 43 18 Apr 2025 374th HumanoidCPU 0 43 18 Apr 2025 374th HumanoidCPU 0 43 18 Apr 2025 374th HumanoidCPU 0 43 18 Apr 2025 374th rucin93 🇵🇱 0 43 18 Apr 2025 374th CaedenHarper 🇨🇦 0 43 18 Apr 2025 374th CaedenHarper 🇨🇦 0 43 18 Apr 2025 374th Seek64 🇩🇪 0 43 29 Apr 2025 374th sisyphus-ppcg 🇦🇺 0 43 8 May 2025 374th jitwit 0 43 10 May 2025 374th dokutan 0 43 2 Jul 2025 374th anter69 🇭🇺 0 43 9 Jul 2025 374th AbrahamJLR 🇻🇪 0 43 20 Jul 2025 374th targrik 0 43 12 days ago 374th snoozingnewt 🇺🇸 0 43 8 days ago 374th snoozingnewt 🇺🇸 0 43 8 days ago 374th snoozingnewt 🇺🇸 0 43 8 days ago 416th duckyluuk 🇳🇱 0 44 12 Jan 2025 416th GolfingSuccess 🇬🇷 0 44 12 Feb 2025 416th error256 0 44 17 Apr 2025 416th MeWhenI 🇻🇦 0 44 17 Apr 2025 416th MeWhenI 🇻🇦 0 44 17 Apr 2025 416th DialFrost 🇸🇬 0 44 17 Apr 2025 416th Shanethegamer 🇺🇸 0 44 17 Apr 2025 416th pardouin 🇫🇷 0 44 17 Apr 2025 416th HumanoidCPU 0 44 18 Apr 2025 416th CaedenHarper 🇨🇦 0 44 18 Apr 2025 416th dokutan 0 44 28 Apr 2025 416th stefangimmillaro 0 44 14 Jul 2025 416th edsrzf 🇳🇿 0 44 22 days ago 416th DialFrost 🇸🇬 0 44 19 days ago 416th frederni 0 44 12 days ago 416th snoozingnewt 🇺🇸 0 44 8 days ago 432nd ovs-code 🇩🇪 0 45 26 Nov 2024 432nd Natanaelel 🇸🇪 0 45 2 Feb 2025 432nd emgordon154 0 45 23 Feb 2025 432nd DialFrost 🇸🇬 0 45 23 Feb 2025 432nd GolfingSuccess 🇬🇷 0 45 25 Feb 2025 432nd GolfingSuccess 🇬🇷 0 45 26 Feb 2025 432nd Shanethegamer 🇺🇸 0 45 20 May 2025 432nd edsrzf 🇳🇿 0 45 24 May 2025 432nd albanian-laundromat 0 45 12 days ago 432nd CaedenHarper 🇨🇦 0 45 11 days ago 432nd emgordon154 0 45 10 days ago 432nd snoozingnewt 🇺🇸 0 45 8 days ago 432nd eprovst 🇧🇪 0 45 7 days ago 445th Shanethegamer 🇺🇸 0 46 20 Nov 2024 445th ovs-code 🇩🇪 0 46 25 Nov 2024 445th DialFrost 🇸🇬 0 46 26 Nov 2024 445th sean-niemann 🇺🇸 0 46 26 Nov 2024 445th GolfingSuccess 🇬🇷 0 46 6 Dec 2024 445th MeWhenI 🇻🇦 0 46 11 Dec 2024 Prev 376–450 of 2,480 Next