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 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 Hilbert Curve 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 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 Groovy Harbour Hare Haxe Hush Hy iogii 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 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 Groovy Harbour Hare Haxe Hush Hy iogii 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 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 Hilbert Curve 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 669th MeWhenI 🇻🇦 0 64 14 Feb 2025 669th targrik 0 64 15 Feb 2025 669th calum12345 0 64 25 Mar 2025 669th Chinay-Domitrix 🇺🇸 0 64 18 Apr 2025 669th sean-niemann 🇺🇸 0 64 30 Apr 2025 669th TheDrawingCoder-Gamer 0 64 29 Jun 2025 682nd Shanethegamer 🇺🇸 0 65 20 Nov 2024 682nd stefangimmillaro 0 65 20 Nov 2024 682nd edsrzf 🇳🇿 0 65 21 Nov 2024 682nd ovs-code 🇩🇪 0 65 25 Nov 2024 682nd GolfingSuccess 🇬🇷 0 65 25 Nov 2024 682nd AlephSquirrel 0 65 25 Nov 2024 682nd AlephSquirrel 0 65 25 Nov 2024 682nd pardouin 🇫🇷 0 65 25 Nov 2024 682nd btnlq 0 65 26 Nov 2024 682nd CaedenHarper 🇨🇦 0 65 26 Nov 2024 682nd inventshah 0 65 26 Nov 2024 682nd sean-niemann 🇺🇸 0 65 26 Nov 2024 682nd stefangimmillaro 0 65 26 Nov 2024 682nd duckyluuk 🇳🇱 0 65 26 Nov 2024 682nd ovs-code 🇩🇪 0 65 26 Nov 2024 682nd Alex-x90 🇺🇸 0 65 28 Nov 2024 682nd zacjl 0 65 1 Dec 2024 682nd zacjl 0 65 1 Dec 2024 682nd sisyphus-ppcg 🇦🇺 0 65 2 Dec 2024 682nd SirBogman 🇺🇸 0 65 3 Dec 2024 682nd xsot 🇸🇬 0 65 4 Dec 2024 682nd ndren 0 65 5 Dec 2024 682nd CornerMercury 🇬🇧 0 65 5 Dec 2024 682nd lukegustafson 🇺🇸 0 65 7 Dec 2024 682nd Europe2048 0 65 7 Dec 2024 682nd neel11235813 0 65 9 Dec 2024 682nd Seek64 🇩🇪 0 65 10 Dec 2024 682nd MeWhenI 🇻🇦 0 65 11 Dec 2024 682nd antimon2 🇯🇵 0 65 16 Dec 2024 682nd error256 0 65 16 Dec 2024 682nd edsrzf 🇳🇿 0 65 18 Dec 2024 682nd bizy-coder 0 65 28 Dec 2024 682nd Bulmenisaurus 0 65 1 Jan 2025 682nd m-tkach 🇺🇦 0 65 3 Jan 2025 682nd emgordon154 0 65 11 Jan 2025 682nd prplz 🇦🇺 0 65 23 Jan 2025 682nd kg583 🇺🇸 0 65 23 Jan 2025 682nd CLOStrophobic 🇮🇹 0 65 23 Jan 2025 682nd mathisfun271 0 65 25 Jan 2025 682nd Natanaelel 🇸🇪 0 65 26 Jan 2025 682nd Shanethegamer 🇺🇸 0 65 30 Jan 2025 682nd firegene 🇮🇪 0 65 30 Jan 2025 682nd Lydxn 🇨🇦 0 65 31 Jan 2025 682nd commandblockguy 🇺🇸 0 65 2 Feb 2025 682nd GolfingSuccess 🇬🇷 0 65 3 Feb 2025 682nd bricknellj 0 65 5 Feb 2025 682nd qpwoeirut 0 65 7 Feb 2025 682nd xyangst 0 65 14 Feb 2025 682nd emgordon154 0 65 17 Feb 2025 682nd acotis 0 65 18 Feb 2025 682nd gigaprofisi 🇺🇸 0 65 3 Mar 2025 682nd GolfingSuccess 🇬🇷 0 65 6 Mar 2025 682nd Jacob385 0 65 19 Mar 2025 682nd 4atj 0 65 10 Apr 2025 682nd orthoplex 🇨🇽 0 65 16 Apr 2025 682nd MeWhenI 🇻🇦 0 65 17 Apr 2025 682nd DialFrost 🇸🇬 0 65 17 Apr 2025 682nd DialFrost 🇸🇬 0 65 17 Apr 2025 682nd error256 0 65 17 Apr 2025 682nd edsrzf 🇳🇿 0 65 17 Apr 2025 682nd edsrzf 🇳🇿 0 65 18 Apr 2025 682nd HumanoidCPU 0 65 18 Apr 2025 682nd HumanoidCPU 0 65 18 Apr 2025 682nd DialFrost 🇸🇬 0 65 18 Apr 2025 682nd BlankSpruce 0 65 18 Apr 2025 682nd Shanethegamer 🇺🇸 0 65 18 Apr 2025 682nd CaedenHarper 🇨🇦 0 65 18 Apr 2025 682nd CaedenHarper 🇨🇦 0 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