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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 597th duckyluuk 🇳🇱 0 59 12 Jan 2025 597th Natanaelel 🇸🇪 0 59 2 Feb 2025 597th dokutan 0 59 3 Feb 2025 597th Shanethegamer 🇺🇸 0 59 7 Feb 2025 597th voytxt 🇨🇿 0 59 8 Feb 2025 597th sohamkorade 0 59 13 Feb 2025 597th DanielBash 0 59 22 Feb 2025 597th persistz 0 59 30 Jun 2025 597th LostSyntax21 🇬🇧 0 59 19 Jul 2025 597th vgamula 🇺🇦 0 59 5 Aug 2025 611th emgordon154 0 60 28 Nov 2024 611th xsot 🇸🇬 0 60 4 Dec 2024 611th Shanethegamer 🇺🇸 0 60 10 Jan 2025 611th Natanaelel 🇸🇪 0 60 26 Jan 2025 611th emgordon154 0 60 4 Feb 2025 611th klixel 🇨🇦 0 60 8 Apr 2025 611th swcnt 0 60 9 Apr 2025 611th rucin93 🇵🇱 0 60 17 Apr 2025 611th dokutan 0 60 6 Jun 2025 611th emgordon154 0 60 5 Aug 2025 621st Shanethegamer 🇺🇸 0 61 20 Nov 2024 621st stefangimmillaro 0 61 21 Nov 2024 621st error256 0 61 21 Nov 2024 621st error256 0 61 21 Nov 2024 621st ovs-code 🇩🇪 0 61 25 Nov 2024 621st GolfingSuccess 🇬🇷 0 61 25 Nov 2024 621st sean-niemann 🇺🇸 0 61 26 Nov 2024 621st duckyluuk 🇳🇱 0 61 26 Nov 2024 621st DialFrost 🇸🇬 0 61 26 Nov 2024 621st rucin93 🇵🇱 0 61 26 Nov 2024 621st emgordon154 0 61 28 Nov 2024 621st stefangimmillaro 0 61 3 Dec 2024 621st lukegustafson 🇺🇸 0 61 7 Dec 2024 621st MeWhenI 🇻🇦 0 61 11 Dec 2024 621st emplv 🇱🇻 0 61 11 Dec 2024 621st voytxt 🇨🇿 0 61 22 Dec 2024 621st Salutations45 0 61 29 Dec 2024 621st duckyluuk 🇳🇱 0 61 12 Jan 2025 621st CLOStrophobic 🇮🇹 0 61 22 Jan 2025 621st voytxt 🇨🇿 0 61 25 Jan 2025 621st m-tkach 🇺🇦 0 61 30 Jan 2025 621st Natanaelel 🇸🇪 0 61 2 Feb 2025 621st CaedenHarper 🇨🇦 0 61 3 Feb 2025 621st BalaM314 0 61 4 Feb 2025 621st kg583 🇺🇸 0 61 5 Feb 2025 621st GolfingSuccess 🇬🇷 0 61 5 Feb 2025 621st HumanoidCPU 0 61 7 Feb 2025 621st targrik 0 61 8 Feb 2025 621st MeWhenI 🇻🇦 0 61 14 Feb 2025 621st targrik 0 61 15 Feb 2025 621st attila8192 0 61 1 Mar 2025 621st targrik 0 61 14 Mar 2025 621st janlelis 0 61 31 Mar 2025 621st b-illy 🇬🇧 0 61 16 Apr 2025 621st janbehrens 🇩🇪 0 61 17 Apr 2025 621st pardouin 🇫🇷 0 61 17 Apr 2025 621st Shanethegamer 🇺🇸 0 61 17 Apr 2025 621st edsrzf 🇳🇿 0 61 17 Apr 2025 621st HumanoidCPU 0 61 18 Apr 2025 621st HumanoidCPU 0 61 18 Apr 2025 621st AlephSquirrel 0 61 20 Apr 2025 621st Sam-Vrgl 0 61 13 May 2025 621st c-py 0 61 14 May 2025 621st albanian-laundromat 0 61 6 Jun 2025 621st Andrey-Plotnikov 0 61 19 Jun 2025 621st a6166231 🇨🇳 0 61 20 Jun 2025 621st elana-teal 0 61 20 Jun 2025 621st BREMAUCY 🇫🇷 0 61 1 Jul 2025 621st RYSF13 🇨🇳 0 61 5 Jul 2025 621st p01 0 61 28 Jul 2025 621st KrausRaus 🇺🇸 0 61 29 Jul 2025 621st dmrichwa 🇺🇸 0 61 29 Jul 2025 621st dokutan 0 61 5 Aug 2025 621st gitchaell 🇧🇴 0 61 6 Aug 2025 621st lukepolak 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