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 600th xsot 🇸🇬 0 60 4 Dec 2024 600th Shanethegamer 🇺🇸 0 60 10 Jan 2025 600th Natanaelel 🇸🇪 0 60 26 Jan 2025 600th emgordon154 0 60 4 Feb 2025 600th klixel 🇨🇦 0 60 8 Apr 2025 600th swcnt 0 60 9 Apr 2025 600th rucin93 🇵🇱 0 60 17 Apr 2025 600th dokutan 0 60 6 Jun 2025 600th emgordon154 0 60 19 days ago 610th Shanethegamer 🇺🇸 0 61 20 Nov 2024 610th stefangimmillaro 0 61 21 Nov 2024 610th error256 0 61 21 Nov 2024 610th error256 0 61 21 Nov 2024 610th ovs-code 🇩🇪 0 61 25 Nov 2024 610th GolfingSuccess 🇬🇷 0 61 25 Nov 2024 610th sean-niemann 🇺🇸 0 61 26 Nov 2024 610th duckyluuk 🇳🇱 0 61 26 Nov 2024 610th DialFrost 🇸🇬 0 61 26 Nov 2024 610th rucin93 🇵🇱 0 61 26 Nov 2024 610th emgordon154 0 61 28 Nov 2024 610th stefangimmillaro 0 61 3 Dec 2024 610th lukegustafson 🇺🇸 0 61 7 Dec 2024 610th MeWhenI 🇻🇦 0 61 11 Dec 2024 610th emplv 🇱🇻 0 61 11 Dec 2024 610th voytxt 🇨🇿 0 61 22 Dec 2024 610th Salutations45 0 61 29 Dec 2024 610th duckyluuk 🇳🇱 0 61 12 Jan 2025 610th CLOStrophobic 🇮🇹 0 61 22 Jan 2025 610th voytxt 🇨🇿 0 61 25 Jan 2025 610th m-tkach 🇺🇦 0 61 30 Jan 2025 610th Natanaelel 🇸🇪 0 61 2 Feb 2025 610th CaedenHarper 🇨🇦 0 61 3 Feb 2025 610th BalaM314 0 61 4 Feb 2025 610th kg583 🇺🇸 0 61 5 Feb 2025 610th GolfingSuccess 🇬🇷 0 61 5 Feb 2025 610th HumanoidCPU 0 61 7 Feb 2025 610th targrik 0 61 8 Feb 2025 610th MeWhenI 🇻🇦 0 61 14 Feb 2025 610th targrik 0 61 15 Feb 2025 610th attila8192 0 61 1 Mar 2025 610th targrik 0 61 14 Mar 2025 610th janlelis 0 61 31 Mar 2025 610th b-illy 🇬🇧 0 61 16 Apr 2025 610th janbehrens 🇩🇪 0 61 17 Apr 2025 610th pardouin 🇫🇷 0 61 17 Apr 2025 610th Shanethegamer 🇺🇸 0 61 17 Apr 2025 610th edsrzf 🇳🇿 0 61 17 Apr 2025 610th HumanoidCPU 0 61 18 Apr 2025 610th HumanoidCPU 0 61 18 Apr 2025 610th AlephSquirrel 0 61 20 Apr 2025 610th Sam-Vrgl 0 61 13 May 2025 610th c-py 0 61 14 May 2025 610th albanian-laundromat 0 61 6 Jun 2025 610th Andrey-Plotnikov 0 61 19 Jun 2025 610th a6166231 🇨🇳 0 61 20 Jun 2025 610th elana-teal 0 61 20 Jun 2025 610th BREMAUCY 🇫🇷 0 61 1 Jul 2025 610th RYSF13 🇨🇳 0 61 5 Jul 2025 610th p01 0 61 27 days ago 610th KrausRaus 🇺🇸 0 61 26 days ago 610th dmrichwa 🇺🇸 0 61 26 days ago 610th dokutan 0 61 19 days ago 610th gitchaell 🇧🇴 0 61 17 days ago 610th lukepolak 0 61 17 days ago 610th adrianbgo 0 61 17 days ago 666th emgordon154 0 62 27 Nov 2024 666th CLOStrophobic 🇮🇹 0 62 4 Feb 2025 666th DialFrost 🇸🇬 0 62 15 Feb 2025 666th heanyang1 0 62 26 Mar 2025 666th dokutan 0 62 15 Jul 2025 671st kg583 🇺🇸 0 63 21 Nov 2024 671st emgordon154 0 63 27 Nov 2024 671st sean-niemann 🇺🇸 0 63 10 Dec 2024 671st MeWhenI 🇻🇦 0 63 18 Dec 2024 671st zacjl 0 63 31 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