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 893rd emgordon154 0 66 17 Feb 2025 893rd lowtied 0 66 18 Feb 2025 893rd chunes3 🇺🇸 0 66 21 Feb 2025 893rd Languag3 0 66 28 Feb 2025 893rd gigaprofisi 🇺🇸 0 66 3 Mar 2025 893rd Stockoh 🇫🇷 0 66 3 Mar 2025 893rd targrik 0 66 14 Mar 2025 893rd jatloe 0 66 17 Mar 2025 893rd Jacob385 0 66 15 Apr 2025 893rd moustave 0 66 16 Apr 2025 893rd Kacarott 🇦🇺 0 66 17 Apr 2025 893rd edsrzf 🇳🇿 0 66 17 Apr 2025 893rd HumanoidCPU 0 66 18 Apr 2025 893rd CaedenHarper 🇨🇦 0 66 18 Apr 2025 893rd DialFrost 🇸🇬 0 66 23 Apr 2025 893rd Shanethegamer 🇺🇸 0 66 23 Apr 2025 893rd emgordon154 0 66 23 Apr 2025 893rd davecame 0 66 1 May 2025 893rd andrewjc2000 0 66 5 May 2025 893rd Ealeex 0 66 10 Jun 2025 893rd smilesformiles3 0 66 15 Jun 2025 893rd coldham10 0 66 27 Jun 2025 893rd ffelixm 0 66 1 Jul 2025 893rd idaflux 0 66 5 Jul 2025 893rd hiichbindermax 0 66 5 Aug 2025 893rd TheTrustyPwo 0 66 15 days ago 893rd snoozingnewt 🇺🇸 0 66 8 days ago 893rd targrik 0 66 5 days ago 893rd targrik 0 66 5 days ago 893rd andres-k 0 66 2 days ago 931st FlyingPenguin223 0 67 21 Nov 2024 931st Jacob385 0 67 21 Nov 2024 931st Jacob385 0 67 21 Nov 2024 931st GolfingSuccess 🇬🇷 0 67 25 Nov 2024 931st GolfingSuccess 🇬🇷 0 67 7 Dec 2024 931st duckyluuk 🇳🇱 0 67 3 Jan 2025 931st Vexxter9 🇳🇱 0 67 14 Jan 2025 931st kamihitoe 0 67 15 Jan 2025 931st CutSandstone 0 67 1 Feb 2025 931st adityagiri3600 0 67 2 Feb 2025 931st edsrzf 🇳🇿 0 67 7 Feb 2025 931st martindotexe 🇳🇴 0 67 13 Feb 2025 931st IcedDog 0 67 14 Feb 2025 931st n3xta 0 67 14 Feb 2025 931st xyangst 0 67 14 Feb 2025 931st btjones0 0 67 17 Feb 2025 931st smclaughlin-cf 0 67 19 Feb 2025 931st Troon 0 67 21 Feb 2025 931st pol-7 0 67 6 Mar 2025 931st jumpingtj 0 67 9 Mar 2025 931st edsrzf 🇳🇿 0 67 14 Mar 2025 931st rustykitty 0 67 21 Mar 2025 931st retrohun 0 67 31 Mar 2025 931st pastelglowcloud 0 67 2 Apr 2025 931st litvanika 0 67 5 Apr 2025 931st 1nspir3d 0 67 6 Apr 2025 931st MeepMoop 0 67 6 Apr 2025 931st gonengazit 0 67 8 Apr 2025 931st Darklight-03 0 67 14 Apr 2025 931st nilan425 0 67 16 Apr 2025 931st DialFrost 🇸🇬 0 67 17 Apr 2025 931st Andriamanitra 🇫🇮 0 67 17 Apr 2025 931st Shanethegamer 🇺🇸 0 67 17 Apr 2025 931st edsrzf 🇳🇿 0 67 17 Apr 2025 931st HumanoidCPU 0 67 18 Apr 2025 931st adaGrad1 0 67 18 Apr 2025 931st codewrite 🇬🇧 0 67 18 Apr 2025 931st CaedenHarper 🇨🇦 0 67 18 Apr 2025 931st masterofsoap 0 67 24 Apr 2025 931st dokutan 0 67 28 Apr 2025 931st Lodiscode 0 67 6 May 2025 931st adammielniczuk 0 67 12 May 2025 931st erikji 0 67 23 May 2025 931st thadeucity 0 67 26 May 2025 931st TheZwierzLF 🇵🇱 0 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