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 671st CLOStrophobic 🇮🇹 0 63 17 Jan 2025 671st edsrzf 🇳🇿 0 63 9 Feb 2025 671st GolfingSuccess 🇬🇷 0 63 9 Feb 2025 671st Nemikolh 0 63 12 Feb 2025 671st GolfingSuccess 🇬🇷 0 63 20 Feb 2025 671st varhammer 🇷🇺 0 63 22 Feb 2025 671st voytxt 🇨🇿 0 63 17 Apr 2025 671st FlyingPenguin223 0 63 17 Apr 2025 671st DialFrost 🇸🇬 0 63 17 Apr 2025 671st DialFrost 🇸🇬 0 63 17 Apr 2025 671st DialFrost 🇸🇬 0 63 17 Apr 2025 671st pardouin 🇫🇷 0 63 17 Apr 2025 671st Shanethegamer 🇺🇸 0 63 17 Apr 2025 671st Shanethegamer 🇺🇸 0 63 17 Apr 2025 671st GolfingSuccess 🇬🇷 0 63 17 Apr 2025 671st HumanoidCPU 0 63 18 Apr 2025 671st HumanoidCPU 0 63 18 Apr 2025 671st HumanoidCPU 0 63 18 Apr 2025 671st CaedenHarper 🇨🇦 0 63 18 Apr 2025 671st CaedenHarper 🇨🇦 0 63 18 Apr 2025 671st CaedenHarper 🇨🇦 0 63 18 Apr 2025 671st dokutan 0 63 28 Apr 2025 671st Jigglypuffed 0 63 19 Jul 2025 671st penous 0 63 21 days ago 671st YellowDudeIsMe 0 63 10 days ago 671st albanian-laundromat 0 63 2 days ago 702nd Shanethegamer 🇺🇸 0 64 20 Nov 2024 702nd error256 0 64 21 Nov 2024 702nd error256 0 64 21 Nov 2024 702nd emgordon154 0 64 26 Nov 2024 702nd Liniarc 0 64 26 Nov 2024 702nd Natanaelel 🇸🇪 0 64 9 Dec 2024 702nd MeWhenI 🇻🇦 0 64 12 Dec 2024 702nd MeWhenI 🇻🇦 0 64 14 Feb 2025 702nd targrik 0 64 15 Feb 2025 702nd calum12345 0 64 25 Mar 2025 702nd Chinay-Domitrix 🇺🇸 0 64 18 Apr 2025 702nd sean-niemann 🇺🇸 0 64 30 Apr 2025 702nd TheDrawingCoder-Gamer 0 64 29 Jun 2025 702nd 1024An 🇮🇳 0 64 13 days ago 716th Shanethegamer 🇺🇸 0 65 20 Nov 2024 716th stefangimmillaro 0 65 20 Nov 2024 716th edsrzf 🇳🇿 0 65 21 Nov 2024 716th ovs-code 🇩🇪 0 65 25 Nov 2024 716th GolfingSuccess 🇬🇷 0 65 25 Nov 2024 716th AlephSquirrel 0 65 25 Nov 2024 716th AlephSquirrel 0 65 25 Nov 2024 716th pardouin 🇫🇷 0 65 25 Nov 2024 716th btnlq 0 65 26 Nov 2024 716th CaedenHarper 🇨🇦 0 65 26 Nov 2024 716th inventshah 0 65 26 Nov 2024 716th sean-niemann 🇺🇸 0 65 26 Nov 2024 716th stefangimmillaro 0 65 26 Nov 2024 716th duckyluuk 🇳🇱 0 65 26 Nov 2024 716th ovs-code 🇩🇪 0 65 26 Nov 2024 716th Alex-x90 🇺🇸 0 65 28 Nov 2024 716th zacjl 0 65 1 Dec 2024 716th zacjl 0 65 1 Dec 2024 716th sisyphus-ppcg 🇦🇺 0 65 2 Dec 2024 716th SirBogman 🇺🇸 0 65 3 Dec 2024 716th xsot 🇸🇬 0 65 4 Dec 2024 716th ndren 0 65 5 Dec 2024 716th CornerMercury 🇬🇧 0 65 5 Dec 2024 716th lukegustafson 🇺🇸 0 65 7 Dec 2024 716th Europe2048 0 65 7 Dec 2024 716th neel11235813 0 65 9 Dec 2024 716th Seek64 🇩🇪 0 65 10 Dec 2024 716th MeWhenI 🇻🇦 0 65 11 Dec 2024 716th antimon2 🇯🇵 0 65 16 Dec 2024 716th error256 0 65 16 Dec 2024 716th edsrzf 🇳🇿 0 65 18 Dec 2024 716th bizy-coder 0 65 28 Dec 2024 716th 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