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 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 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 791st HumanoidCPU 0 67 18 Apr 2025 791st adaGrad1 0 67 18 Apr 2025 791st codewrite 🇬🇧 0 67 18 Apr 2025 791st CaedenHarper 🇨🇦 0 67 18 Apr 2025 791st masterofsoap 0 67 24 Apr 2025 791st dokutan 0 67 28 Apr 2025 791st Lodiscode 0 67 6 May 2025 791st adammielniczuk 0 67 12 May 2025 791st erikji 0 67 23 May 2025 791st thadeucity 0 67 26 May 2025 791st TheZwierzLF 🇵🇱 0 67 27 May 2025 791st TheZwierzLF 🇵🇱 0 67 1 Jun 2025 791st SwordF-Official 0 67 2 Jun 2025 791st NOS4A5I 0 67 9 Jun 2025 791st Rogacz 0 67 9 Jun 2025 791st henryjgt 0 67 17 Jun 2025 791st shininglegend 0 67 19 Jun 2025 791st kit971103 0 67 22 days ago 791st Scaredname 0 67 13 days ago 791st xiaoyiming123 0 67 6 days ago 846th 823126 0 68 20 Nov 2024 846th stefangimmillaro 0 68 27 Nov 2024 846th MeWhenI 🇻🇦 0 68 11 Dec 2024 846th jamesthekee 0 68 25 Jan 2025 846th Shanethegamer 🇺🇸 0 68 4 Feb 2025 846th GolfingSuccess 🇬🇷 0 68 5 Feb 2025 846th HumanoidCPU 0 68 6 Feb 2025 846th DialFrost 🇸🇬 0 68 8 Feb 2025 846th voytxt 🇨🇿 0 68 8 Feb 2025 846th targrik 0 68 15 Feb 2025 846th JunkIce 0 68 26 Mar 2025 846th rhdqor213 0 68 16 Apr 2025 846th DialFrost 🇸🇬 0 68 17 Apr 2025 846th te-chnical 0 68 6 May 2025 846th edsrzf 🇳🇿 0 68 13 May 2025 846th rucin93 🇵🇱 0 68 14 May 2025 846th cloudyshoe 0 68 15 May 2025 846th jake6192 0 68 30 May 2025 846th 4very 0 68 7 Jun 2025 846th Bpc-CPU 0 68 6 days ago 846th XenThe 🇬🇧 0 68 3 days ago 867th sean-niemann 🇺🇸 0 69 13 Dec 2024 867th GolfingSuccess 🇬🇷 0 69 8 Feb 2025 867th DialFrost 🇸🇬 0 69 8 Feb 2025 867th GolfingSuccess 🇬🇷 0 69 8 Feb 2025 867th DialFrost 🇸🇬 0 69 20 Feb 2025 867th pruthvip15 0 69 4 Mar 2025 867th emgordon154 0 69 6 Mar 2025 867th plcc0 0 69 20 Mar 2025 867th kg583 🇺🇸 0 69 18 Apr 2025 867th CaedenHarper 🇨🇦 0 69 18 Apr 2025 867th Shanethegamer 🇺🇸 0 69 23 Apr 2025 867th voytxt 🇨🇿 0 69 28 Apr 2025 867th GolfingSuccess 🇬🇷 0 69 24 May 2025 867th DoubleUynn 0 69 19 Jun 2025 867th bknower 0 69 26 days ago 867th FEZfan 🇦🇺 0 69 11 days ago 883rd emgordon154 0 70 27 Nov 2024 883rd MeWhenI 🇻🇦 0 70 11 Dec 2024 883rd voytxt 🇨🇿 0 70 25 Jan 2025 883rd Salutations45 0 70 26 Jan 2025 883rd MeWhenI 🇻🇦 0 70 14 Feb 2025 883rd targrik 0 70 14 Feb 2025 883rd frosster 0 70 11 Mar 2025 883rd GolfingSuccess 🇬🇷 0 70 17 Mar 2025 883rd Sciman101 0 70 27 Mar 2025 883rd cominixo 0 70 6 Apr 2025 883rd KasperKivimaeki 🇫🇮 0 70 16 Apr 2025 883rd edsrzf 🇳🇿 0 70 18 Apr 2025 883rd sean-niemann 🇺🇸 0 70 18 Apr 2025 883rd rucin93 🇵🇱 0 70 18 Apr 2025 883rd DialFrost 🇸🇬 0 70 18 Apr 2025 883rd CaedenHarper 🇨🇦 0 70 18 Apr 2025 883rd HumanoidCPU 0 70 19 Apr 2025 883rd GolfingSuccess 🇬🇷 0 70 19 Apr 2025 Prev 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