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 591st emgordon154 0 61 28 Nov 2024 591st stefangimmillaro 0 61 3 Dec 2024 591st lukegustafson 🇺🇸 0 61 7 Dec 2024 591st MeWhenI 🇻🇦 0 61 11 Dec 2024 591st emplv 🇱🇻 0 61 11 Dec 2024 591st voytxt 🇨🇿 0 61 22 Dec 2024 591st Salutations45 0 61 29 Dec 2024 591st duckyluuk 🇳🇱 0 61 12 Jan 2025 591st CLOStrophobic 🇮🇹 0 61 22 Jan 2025 591st voytxt 🇨🇿 0 61 25 Jan 2025 591st m-tkach 🇺🇦 0 61 30 Jan 2025 591st Natanaelel 🇸🇪 0 61 2 Feb 2025 591st CaedenHarper 🇨🇦 0 61 3 Feb 2025 591st BalaM314 0 61 4 Feb 2025 591st kg583 🇺🇸 0 61 5 Feb 2025 591st GolfingSuccess 🇬🇷 0 61 5 Feb 2025 591st HumanoidCPU 0 61 7 Feb 2025 591st targrik 0 61 8 Feb 2025 591st MeWhenI 🇻🇦 0 61 14 Feb 2025 591st targrik 0 61 15 Feb 2025 591st attila8192 0 61 1 Mar 2025 591st targrik 0 61 14 Mar 2025 591st janlelis 0 61 31 Mar 2025 591st b-illy 🇬🇧 0 61 16 Apr 2025 591st janbehrens 🇩🇪 0 61 17 Apr 2025 591st pardouin 🇫🇷 0 61 17 Apr 2025 591st Shanethegamer 🇺🇸 0 61 17 Apr 2025 591st edsrzf 🇳🇿 0 61 17 Apr 2025 591st HumanoidCPU 0 61 18 Apr 2025 591st HumanoidCPU 0 61 18 Apr 2025 591st AlephSquirrel 0 61 20 Apr 2025 591st Sam-Vrgl 0 61 13 May 2025 591st c-py 0 61 14 May 2025 591st albanian-laundromat 0 61 6 Jun 2025 591st Andrey-Plotnikov 0 61 19 Jun 2025 591st a6166231 🇨🇳 0 61 20 Jun 2025 591st elana-teal 0 61 20 Jun 2025 591st BREMAUCY 🇫🇷 0 61 1 Jul 2025 591st RYSF13 🇨🇳 0 61 5 Jul 2025 591st p01 0 61 7 days ago 591st KrausRaus 🇺🇸 0 61 6 days ago 591st dmrichwa 🇺🇸 0 61 6 days ago 643rd emgordon154 0 62 27 Nov 2024 643rd CLOStrophobic 🇮🇹 0 62 4 Feb 2025 643rd DialFrost 🇸🇬 0 62 15 Feb 2025 643rd heanyang1 0 62 26 Mar 2025 643rd dokutan 0 62 20 days ago 648th kg583 🇺🇸 0 63 21 Nov 2024 648th emgordon154 0 63 27 Nov 2024 648th sean-niemann 🇺🇸 0 63 10 Dec 2024 648th MeWhenI 🇻🇦 0 63 18 Dec 2024 648th zacjl 0 63 31 Dec 2024 648th CLOStrophobic 🇮🇹 0 63 17 Jan 2025 648th edsrzf 🇳🇿 0 63 9 Feb 2025 648th GolfingSuccess 🇬🇷 0 63 9 Feb 2025 648th Nemikolh 0 63 12 Feb 2025 648th GolfingSuccess 🇬🇷 0 63 20 Feb 2025 648th varhammer 🇷🇺 0 63 22 Feb 2025 648th voytxt 🇨🇿 0 63 17 Apr 2025 648th FlyingPenguin223 0 63 17 Apr 2025 648th DialFrost 🇸🇬 0 63 17 Apr 2025 648th DialFrost 🇸🇬 0 63 17 Apr 2025 648th DialFrost 🇸🇬 0 63 17 Apr 2025 648th pardouin 🇫🇷 0 63 17 Apr 2025 648th Shanethegamer 🇺🇸 0 63 17 Apr 2025 648th Shanethegamer 🇺🇸 0 63 17 Apr 2025 648th GolfingSuccess 🇬🇷 0 63 17 Apr 2025 648th HumanoidCPU 0 63 18 Apr 2025 648th HumanoidCPU 0 63 18 Apr 2025 648th HumanoidCPU 0 63 18 Apr 2025 648th CaedenHarper 🇨🇦 0 63 18 Apr 2025 648th CaedenHarper 🇨🇦 0 63 18 Apr 2025 648th CaedenHarper 🇨🇦 0 63 18 Apr 2025 648th dokutan 0 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