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 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 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 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 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 593rd dokutan 0 60 6 Jun 2025 593rd emgordon154 0 60 8 days ago 603rd Shanethegamer 🇺🇸 0 61 20 Nov 2024 603rd stefangimmillaro 0 61 21 Nov 2024 603rd error256 0 61 21 Nov 2024 603rd error256 0 61 21 Nov 2024 603rd ovs-code 🇩🇪 0 61 25 Nov 2024 603rd GolfingSuccess 🇬🇷 0 61 25 Nov 2024 603rd sean-niemann 🇺🇸 0 61 26 Nov 2024 603rd duckyluuk 🇳🇱 0 61 26 Nov 2024 603rd DialFrost 🇸🇬 0 61 26 Nov 2024 603rd rucin93 🇵🇱 0 61 26 Nov 2024 603rd emgordon154 0 61 28 Nov 2024 603rd stefangimmillaro 0 61 3 Dec 2024 603rd lukegustafson 🇺🇸 0 61 7 Dec 2024 603rd MeWhenI 🇻🇦 0 61 11 Dec 2024 603rd emplv 🇱🇻 0 61 11 Dec 2024 603rd voytxt 🇨🇿 0 61 22 Dec 2024 603rd Salutations45 0 61 29 Dec 2024 603rd duckyluuk 🇳🇱 0 61 12 Jan 2025 603rd CLOStrophobic 🇮🇹 0 61 22 Jan 2025 603rd voytxt 🇨🇿 0 61 25 Jan 2025 603rd m-tkach 🇺🇦 0 61 30 Jan 2025 603rd Natanaelel 🇸🇪 0 61 2 Feb 2025 603rd CaedenHarper 🇨🇦 0 61 3 Feb 2025 603rd BalaM314 0 61 4 Feb 2025 603rd kg583 🇺🇸 0 61 5 Feb 2025 603rd GolfingSuccess 🇬🇷 0 61 5 Feb 2025 603rd HumanoidCPU 0 61 7 Feb 2025 603rd targrik 0 61 8 Feb 2025 603rd MeWhenI 🇻🇦 0 61 14 Feb 2025 603rd targrik 0 61 15 Feb 2025 603rd attila8192 0 61 1 Mar 2025 603rd targrik 0 61 14 Mar 2025 603rd janlelis 0 61 31 Mar 2025 603rd b-illy 🇬🇧 0 61 16 Apr 2025 603rd janbehrens 🇩🇪 0 61 17 Apr 2025 603rd pardouin 🇫🇷 0 61 17 Apr 2025 603rd Shanethegamer 🇺🇸 0 61 17 Apr 2025 603rd edsrzf 🇳🇿 0 61 17 Apr 2025 603rd HumanoidCPU 0 61 18 Apr 2025 603rd HumanoidCPU 0 61 18 Apr 2025 603rd AlephSquirrel 0 61 20 Apr 2025 603rd Sam-Vrgl 0 61 13 May 2025 603rd c-py 0 61 14 May 2025 603rd albanian-laundromat 0 61 6 Jun 2025 603rd Andrey-Plotnikov 0 61 19 Jun 2025 603rd a6166231 🇨🇳 0 61 20 Jun 2025 603rd elana-teal 0 61 20 Jun 2025 603rd BREMAUCY 🇫🇷 0 61 1 Jul 2025 603rd RYSF13 🇨🇳 0 61 5 Jul 2025 603rd p01 0 61 16 days ago 603rd KrausRaus 🇺🇸 0 61 15 days ago 603rd dmrichwa 🇺🇸 0 61 15 days ago 603rd dokutan 0 61 8 days ago 603rd gitchaell 🇧🇴 0 61 6 days ago 603rd lukepolak 0 61 6 days ago 603rd adrianbgo 0 61 6 days ago 659th emgordon154 0 62 27 Nov 2024 659th CLOStrophobic 🇮🇹 0 62 4 Feb 2025 659th DialFrost 🇸🇬 0 62 15 Feb 2025 659th heanyang1 0 62 26 Mar 2025 659th dokutan 0 62 15 Jul 2025 664th kg583 🇺🇸 0 63 21 Nov 2024 664th emgordon154 0 63 27 Nov 2024 664th sean-niemann 🇺🇸 0 63 10 Dec 2024 664th MeWhenI 🇻🇦 0 63 18 Dec 2024 664th zacjl 0 63 31 Dec 2024 664th CLOStrophobic 🇮🇹 0 63 17 Jan 2025 664th edsrzf 🇳🇿 0 63 9 Feb 2025 664th GolfingSuccess 🇬🇷 0 63 9 Feb 2025 664th Nemikolh 0 63 12 Feb 2025 664th GolfingSuccess 🇬🇷 0 63 20 Feb 2025 664th varhammer 🇷🇺 0 63 22 Feb 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