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 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 Topological Sort 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 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 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 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 Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 583rd CLOStrophobic 🇮🇹 0 61 22 Jan 2025 583rd voytxt 🇨🇿 0 61 25 Jan 2025 583rd m-tkach 🇺🇦 0 61 30 Jan 2025 583rd Natanaelel 🇸🇪 0 61 2 Feb 2025 583rd CaedenHarper 🇨🇦 0 61 3 Feb 2025 583rd BalaM314 0 61 4 Feb 2025 583rd kg583 🇺🇸 0 61 5 Feb 2025 583rd GolfingSuccess 🇬🇷 0 61 5 Feb 2025 583rd HumanoidCPU 0 61 7 Feb 2025 583rd targrik 0 61 8 Feb 2025 583rd MeWhenI 🇻🇦 0 61 14 Feb 2025 583rd targrik 0 61 15 Feb 2025 583rd attila8192 0 61 1 Mar 2025 583rd targrik 0 61 14 Mar 2025 583rd janlelis 0 61 31 Mar 2025 583rd b-illy 🇬🇧 0 61 16 Apr 2025 583rd janbehrens 🇩🇪 0 61 17 Apr 2025 583rd pardouin 🇫🇷 0 61 17 Apr 2025 583rd Shanethegamer 🇺🇸 0 61 17 Apr 2025 583rd edsrzf 🇳🇿 0 61 17 Apr 2025 583rd HumanoidCPU 0 61 18 Apr 2025 583rd HumanoidCPU 0 61 18 Apr 2025 583rd AlephSquirrel 0 61 20 Apr 2025 583rd Sam-Vrgl 0 61 13 May 2025 583rd c-py 0 61 14 May 2025 583rd albanian-laundromat 0 61 6 Jun 2025 583rd Andrey-Plotnikov 0 61 19 Jun 2025 583rd a6166231 🇨🇳 0 61 20 Jun 2025 583rd elana-teal 0 61 20 Jun 2025 583rd BREMAUCY 🇫🇷 0 61 1 Jul 2025 583rd RYSF13 🇨🇳 0 61 24 days ago 583rd p01 0 61 30 hours ago 583rd KrausRaus 🇺🇸 0 61 4 hours ago 634th emgordon154 0 62 27 Nov 2024 634th CLOStrophobic 🇮🇹 0 62 4 Feb 2025 634th DialFrost 🇸🇬 0 62 15 Feb 2025 634th heanyang1 0 62 26 Mar 2025 634th dokutan 0 62 14 days ago 639th kg583 🇺🇸 0 63 21 Nov 2024 639th emgordon154 0 63 27 Nov 2024 639th sean-niemann 🇺🇸 0 63 10 Dec 2024 639th MeWhenI 🇻🇦 0 63 18 Dec 2024 639th zacjl 0 63 31 Dec 2024 639th CLOStrophobic 🇮🇹 0 63 17 Jan 2025 639th edsrzf 🇳🇿 0 63 9 Feb 2025 639th GolfingSuccess 🇬🇷 0 63 9 Feb 2025 639th Nemikolh 0 63 12 Feb 2025 639th GolfingSuccess 🇬🇷 0 63 20 Feb 2025 639th varhammer 🇷🇺 0 63 22 Feb 2025 639th voytxt 🇨🇿 0 63 17 Apr 2025 639th FlyingPenguin223 0 63 17 Apr 2025 639th DialFrost 🇸🇬 0 63 17 Apr 2025 639th DialFrost 🇸🇬 0 63 17 Apr 2025 639th DialFrost 🇸🇬 0 63 17 Apr 2025 639th pardouin 🇫🇷 0 63 17 Apr 2025 639th Shanethegamer 🇺🇸 0 63 17 Apr 2025 639th Shanethegamer 🇺🇸 0 63 17 Apr 2025 639th GolfingSuccess 🇬🇷 0 63 17 Apr 2025 639th HumanoidCPU 0 63 18 Apr 2025 639th HumanoidCPU 0 63 18 Apr 2025 639th HumanoidCPU 0 63 18 Apr 2025 639th CaedenHarper 🇨🇦 0 63 18 Apr 2025 639th CaedenHarper 🇨🇦 0 63 18 Apr 2025 639th CaedenHarper 🇨🇦 0 63 18 Apr 2025 639th dokutan 0 63 28 Apr 2025 639th Jigglypuffed 0 63 10 days ago 667th Shanethegamer 🇺🇸 0 64 20 Nov 2024 667th error256 0 64 21 Nov 2024 667th error256 0 64 21 Nov 2024 667th emgordon154 0 64 26 Nov 2024 667th Liniarc 0 64 26 Nov 2024 667th Natanaelel 🇸🇪 0 64 9 Dec 2024 667th MeWhenI 🇻🇦 0 64 12 Dec 2024 667th MeWhenI 🇻🇦 0 64 14 Feb 2025 667th 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