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 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 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 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 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 448th GolfingSuccess 🇬🇷 0 56 5 Feb 2025 448th Bubbler-4 0 56 12 Feb 2025 448th sean-niemann 🇺🇸 0 56 24 Feb 2025 448th plcc0 0 56 24 Mar 2025 448th edsrzf 🇳🇿 0 56 19 Apr 2025 448th GolfingSuccess 🇬🇷 0 56 19 Apr 2025 448th rucin93 🇵🇱 0 56 19 Apr 2025 448th DialFrost 🇸🇬 0 56 20 Apr 2025 448th HumanoidCPU 0 56 21 Apr 2025 448th FEZfan 🇦🇺 0 56 22 Apr 2025 448th dokutan 0 56 28 Apr 2025 448th Shanethegamer 🇺🇸 0 56 8 May 2025 448th GolfingSuccess 🇬🇷 0 56 8 May 2025 448th rucin93 🇵🇱 0 56 8 May 2025 448th emplv 🇱🇻 0 56 8 May 2025 448th sean-niemann 🇺🇸 0 56 9 May 2025 448th DialFrost 🇸🇬 0 56 9 May 2025 448th frankgraziano 0 56 19 May 2025 448th Shanethegamer 🇺🇸 0 56 24 days ago 470th edsrzf 🇳🇿 0 57 8 Feb 2025 470th plcc0 0 57 20 Feb 2025 470th emgordon154 0 57 14 Mar 2025 470th Yewzir 🇧🇪 0 57 16 Mar 2025 470th MeWhenI 🇻🇦 0 57 17 Apr 2025 470th CaedenHarper 🇨🇦 0 57 18 Apr 2025 470th FlyingPenguin223 0 57 19 Apr 2025 470th Shanethegamer 🇺🇸 0 57 25 days ago 478th kg583 🇺🇸 0 58 21 Nov 2024 478th khvdm 0 58 21 Nov 2024 478th ovs-code 🇩🇪 0 58 25 Nov 2024 478th GolfingSuccess 🇬🇷 0 58 25 Nov 2024 478th GolfingSuccess 🇬🇷 0 58 25 Nov 2024 478th AlephSquirrel 0 58 25 Nov 2024 478th kg583 🇺🇸 0 58 26 Nov 2024 478th emgordon154 0 58 26 Nov 2024 478th m-tkach 🇺🇦 0 58 26 Nov 2024 478th emgordon154 0 58 27 Nov 2024 478th hallvabo 🇳🇴 0 58 29 Nov 2024 478th lifthrasiir 🇰🇷 0 58 30 Nov 2024 478th Shanethegamer 🇺🇸 0 58 10 Dec 2024 478th MeWhenI 🇻🇦 0 58 11 Dec 2024 478th Shanethegamer 🇺🇸 0 58 17 Dec 2024 478th zacjl 0 58 31 Dec 2024 478th m-tkach 🇺🇦 0 58 3 Jan 2025 478th CaedenHarper 🇨🇦 0 58 4 Jan 2025 478th b-illy 🇬🇧 0 58 4 Jan 2025 478th HumanoidCPU 0 58 5 Jan 2025 478th JunkIce 0 58 7 Jan 2025 478th CLOStrophobic 🇮🇹 0 58 17 Jan 2025 478th sean-niemann 🇺🇸 0 58 23 Jan 2025 478th voytxt 🇨🇿 0 58 25 Jan 2025 478th aliberro39109 0 58 25 Jan 2025 478th sisyphus-ppcg 🇦🇺 0 58 28 Jan 2025 478th UnderKoen 🇳🇱 0 58 28 Jan 2025 478th CLOStrophobic 🇮🇹 0 58 3 Feb 2025 478th dokutan 0 58 3 Feb 2025 478th HumanoidCPU 0 58 4 Feb 2025 478th emgordon154 0 58 5 Feb 2025 478th qpwoeirut 0 58 7 Feb 2025 478th edsrzf 🇳🇿 0 58 9 Feb 2025 478th targrik 0 58 15 Feb 2025 478th edsrzf 🇳🇿 0 58 19 Feb 2025 478th plcc0 0 58 20 Mar 2025 478th orthoplex 🇨🇽 0 58 16 Apr 2025 478th Mukundan314 0 58 17 Apr 2025 478th MeWhenI 🇻🇦 0 58 17 Apr 2025 478th edsrzf 🇳🇿 0 58 17 Apr 2025 478th DialFrost 🇸🇬 0 58 17 Apr 2025 478th DialFrost 🇸🇬 0 58 17 Apr 2025 478th Shanethegamer 🇺🇸 0 58 17 Apr 2025 478th DialFrost 🇸🇬 0 58 17 Apr 2025 478th GolfingSuccess 🇬🇷 0 58 17 Apr 2025 478th emgordon154 0 58 18 Apr 2025 478th HumanoidCPU 0 58 18 Apr 2025 478th HumanoidCPU 0 58 18 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