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 599th error256 0 61 21 Nov 2024 599th error256 0 61 21 Nov 2024 599th ovs-code 🇩🇪 0 61 25 Nov 2024 599th GolfingSuccess 🇬🇷 0 61 25 Nov 2024 599th sean-niemann 🇺🇸 0 61 26 Nov 2024 599th duckyluuk 🇳🇱 0 61 26 Nov 2024 599th DialFrost 🇸🇬 0 61 26 Nov 2024 599th rucin93 🇵🇱 0 61 26 Nov 2024 599th emgordon154 0 61 28 Nov 2024 599th stefangimmillaro 0 61 3 Dec 2024 599th lukegustafson 🇺🇸 0 61 7 Dec 2024 599th MeWhenI 🇻🇦 0 61 11 Dec 2024 599th emplv 🇱🇻 0 61 11 Dec 2024 599th voytxt 🇨🇿 0 61 22 Dec 2024 599th Salutations45 0 61 29 Dec 2024 599th duckyluuk 🇳🇱 0 61 12 Jan 2025 599th CLOStrophobic 🇮🇹 0 61 22 Jan 2025 599th voytxt 🇨🇿 0 61 25 Jan 2025 599th m-tkach 🇺🇦 0 61 30 Jan 2025 599th Natanaelel 🇸🇪 0 61 2 Feb 2025 599th CaedenHarper 🇨🇦 0 61 3 Feb 2025 599th BalaM314 0 61 4 Feb 2025 599th kg583 🇺🇸 0 61 5 Feb 2025 599th GolfingSuccess 🇬🇷 0 61 5 Feb 2025 599th HumanoidCPU 0 61 7 Feb 2025 599th targrik 0 61 8 Feb 2025 599th MeWhenI 🇻🇦 0 61 14 Feb 2025 599th targrik 0 61 15 Feb 2025 599th attila8192 0 61 1 Mar 2025 599th targrik 0 61 14 Mar 2025 599th janlelis 0 61 31 Mar 2025 599th b-illy 🇬🇧 0 61 16 Apr 2025 599th janbehrens 🇩🇪 0 61 17 Apr 2025 599th pardouin 🇫🇷 0 61 17 Apr 2025 599th Shanethegamer 🇺🇸 0 61 17 Apr 2025 599th edsrzf 🇳🇿 0 61 17 Apr 2025 599th HumanoidCPU 0 61 18 Apr 2025 599th HumanoidCPU 0 61 18 Apr 2025 599th AlephSquirrel 0 61 20 Apr 2025 599th Sam-Vrgl 0 61 13 May 2025 599th c-py 0 61 14 May 2025 599th albanian-laundromat 0 61 6 Jun 2025 599th Andrey-Plotnikov 0 61 19 Jun 2025 599th a6166231 🇨🇳 0 61 20 Jun 2025 599th elana-teal 0 61 20 Jun 2025 599th BREMAUCY 🇫🇷 0 61 1 Jul 2025 599th RYSF13 🇨🇳 0 61 5 Jul 2025 599th p01 0 61 13 days ago 599th KrausRaus 🇺🇸 0 61 12 days ago 599th dmrichwa 🇺🇸 0 61 12 days ago 599th dokutan 0 61 5 days ago 599th gitchaell 🇧🇴 0 61 4 days ago 599th lukepolak 0 61 3 days ago 599th adrianbgo 0 61 3 days ago 655th emgordon154 0 62 27 Nov 2024 655th CLOStrophobic 🇮🇹 0 62 4 Feb 2025 655th DialFrost 🇸🇬 0 62 15 Feb 2025 655th heanyang1 0 62 26 Mar 2025 655th dokutan 0 62 26 days ago 660th kg583 🇺🇸 0 63 21 Nov 2024 660th emgordon154 0 63 27 Nov 2024 660th sean-niemann 🇺🇸 0 63 10 Dec 2024 660th MeWhenI 🇻🇦 0 63 18 Dec 2024 660th zacjl 0 63 31 Dec 2024 660th CLOStrophobic 🇮🇹 0 63 17 Jan 2025 660th edsrzf 🇳🇿 0 63 9 Feb 2025 660th GolfingSuccess 🇬🇷 0 63 9 Feb 2025 660th Nemikolh 0 63 12 Feb 2025 660th GolfingSuccess 🇬🇷 0 63 20 Feb 2025 660th varhammer 🇷🇺 0 63 22 Feb 2025 660th voytxt 🇨🇿 0 63 17 Apr 2025 660th FlyingPenguin223 0 63 17 Apr 2025 660th DialFrost 🇸🇬 0 63 17 Apr 2025 660th DialFrost 🇸🇬 0 63 17 Apr 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