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 1st lyxal 🇦🇺 0 10 5 Feb 2025 1st plcc0 0 10 13 Feb 2025 1st GolfingSuccess 🇬🇷 0 10 15 Feb 2025 1st themoonisacheese 0 10 21 Feb 2025 1st DialFrost 🇸🇬 0 10 22 Apr 2025 1st Shanethegamer 🇺🇸 0 10 23 Apr 2025 1st RYSF13 🇨🇳 0 10 18 May 2025 1st dokutan 0 10 27 days ago 9th emgordon154 0 11 17 Feb 2025 10th edsrzf 🇳🇿 0 14 8 Feb 2025 10th GolfingSuccess 🇬🇷 0 14 15 Feb 2025 10th ovs-code 🇩🇪 0 14 17 Apr 2025 10th DialFrost 🇸🇬 0 14 17 Apr 2025 10th Mukundan314 0 14 17 Apr 2025 10th Shanethegamer 🇺🇸 0 14 17 Apr 2025 10th HumanoidCPU 0 14 18 Apr 2025 10th snoozingnewt 🇺🇸 0 14 12 hours ago 18th GolfingSuccess 🇬🇷 0 15 15 Feb 2025 18th kg583 🇺🇸 0 15 21 Mar 2025 18th Shanethegamer 🇺🇸 0 15 17 Apr 2025 18th HumanoidCPU 0 15 18 Apr 2025 22nd emgordon154 0 17 8 Feb 2025 22nd plcc0 0 17 13 Feb 2025 22nd MeWhenI 🇻🇦 0 17 14 Feb 2025 22nd targrik 0 17 15 Feb 2025 22nd plcc0 0 17 26 Feb 2025 22nd DialFrost 🇸🇬 0 17 17 Apr 2025 28th emgordon154 0 18 5 Mar 2025 28th JOrE-Softwares 0 18 21 May 2025 28th yanjs 0 18 5 Jul 2025 31st Shanethegamer 🇺🇸 0 20 4 Feb 2025 31st GolfingSuccess 🇬🇷 0 20 5 Feb 2025 31st HumanoidCPU 0 20 6 Feb 2025 31st edsrzf 🇳🇿 0 20 8 Feb 2025 31st plcc0 0 20 10 Feb 2025 31st 2bular 0 20 11 Feb 2025 31st Natanaelel 🇸🇪 0 20 11 Feb 2025 31st kg583 🇺🇸 0 20 13 Feb 2025 31st DialFrost 🇸🇬 0 20 13 Feb 2025 31st MeWhenI 🇻🇦 0 20 14 Feb 2025 31st targrik 0 20 14 Feb 2025 31st ndren 0 20 5 Apr 2025 31st darrenks 0 20 5 Apr 2025 31st Yewzir 🇧🇪 0 20 5 Apr 2025 31st frankgraziano 0 20 23 Apr 2025 31st emgordon154 0 20 3 May 2025 31st gigaprofisi 🇺🇸 0 20 17 Jun 2025 31st snoozingnewt 🇺🇸 0 20 5 mins ago 49th GolfingSuccess 🇬🇷 0 23 25 Nov 2024 49th AlephSquirrel 0 23 25 Nov 2024 49th lifthrasiir 🇰🇷 0 23 26 Nov 2024 49th ovs-code 🇩🇪 0 23 26 Nov 2024 49th CLOStrophobic 🇮🇹 0 23 19 Jan 2025 49th pardouin 🇫🇷 0 23 2 Feb 2025 49th MeWhenI 🇻🇦 0 23 2 Feb 2025 49th GolfingSuccess 🇬🇷 0 23 5 Feb 2025 49th plcc0 0 23 13 Feb 2025 49th plcc0 0 23 13 Feb 2025 49th emgordon154 0 23 19 Feb 2025 49th 2bular 0 23 3 Mar 2025 49th DialFrost 🇸🇬 0 23 17 Apr 2025 49th Shanethegamer 🇺🇸 0 23 17 Apr 2025 49th edsrzf 🇳🇿 0 23 17 Apr 2025 49th HumanoidCPU 0 23 18 Apr 2025 49th CaedenHarper 🇨🇦 0 23 18 Apr 2025 49th Shanethegamer 🇺🇸 0 23 20 May 2025 49th snoozingnewt 🇺🇸 0 23 12 hours ago 49th snoozingnewt 🇺🇸 0 23 12 hours ago 69th Natanaelel 🇸🇪 0 24 23 Jan 2025 69th TheZwierzLF 🇵🇱 0 24 1 Jun 2025 71st Shanethegamer 🇺🇸 0 26 20 Nov 2024 71st btnlq 0 26 26 Nov 2024 71st sean-niemann 🇺🇸 0 26 26 Nov 2024 71st DialFrost 🇸🇬 0 26 26 Nov 2024 71st emgordon154 0 26 28 Nov 2024 1–75 of 2,400 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