Tutorial in all languages in bytes. 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 Bytes Time 505th targrik 0 58 15 Feb 2025 505th edsrzf 🇳🇿 0 58 19 Feb 2025 505th orthoplex 🇨🇽 0 58 16 Apr 2025 505th edsrzf 🇳🇿 0 58 17 Apr 2025 505th DialFrost 🇸🇬 0 58 17 Apr 2025 505th DialFrost 🇸🇬 0 58 17 Apr 2025 505th Shanethegamer 🇺🇸 0 58 17 Apr 2025 505th DialFrost 🇸🇬 0 58 17 Apr 2025 505th GolfingSuccess 🇬🇷 0 58 17 Apr 2025 505th HumanoidCPU 0 58 18 Apr 2025 505th HumanoidCPU 0 58 18 Apr 2025 505th CaedenHarper 🇨🇦 0 58 18 Apr 2025 505th CaedenHarper 🇨🇦 0 58 18 Apr 2025 505th dokutan 0 58 28 Apr 2025 505th 2bular 0 58 8 Jul 2025 505th h3ra993huskp 🇯🇵 0 58 2 hours ago 542nd MeWhenI 🇻🇦 0 59 11 Dec 2024 542nd emgordon154 0 59 8 Jan 2025 542nd duckyluuk 🇳🇱 0 59 12 Jan 2025 542nd Natanaelel 🇸🇪 0 59 2 Feb 2025 542nd ovs-code 🇩🇪 0 59 4 Feb 2025 542nd Shanethegamer 🇺🇸 0 59 7 Feb 2025 542nd voytxt 🇨🇿 0 59 8 Feb 2025 542nd GolfingSuccess 🇬🇷 0 59 15 Feb 2025 542nd 2bular 0 59 5 Mar 2025 542nd DialFrost 🇸🇬 0 59 17 Apr 2025 542nd zacjl 0 59 17 Apr 2025 542nd Shanethegamer 🇺🇸 0 59 17 Apr 2025 542nd HumanoidCPU 0 59 18 Apr 2025 542nd dokutan 0 59 28 Apr 2025 542nd edsrzf 🇳🇿 0 59 13 Jun 2025 542nd LostSyntax21 🇬🇧 0 59 22 days ago 558th xsot 🇸🇬 0 60 4 Dec 2024 558th CatsAreFluffy 0 60 13 Dec 2024 558th Natanaelel 🇸🇪 0 60 26 Jan 2025 558th emgordon154 0 60 4 Feb 2025 558th klixel 🇨🇦 0 60 8 Apr 2025 558th emgordon154 0 60 5 days ago 564th Shanethegamer 🇺🇸 0 61 20 Nov 2024 564th stefangimmillaro 0 61 21 Nov 2024 564th error256 0 61 21 Nov 2024 564th error256 0 61 21 Nov 2024 564th ovs-code 🇩🇪 0 61 25 Nov 2024 564th GolfingSuccess 🇬🇷 0 61 25 Nov 2024 564th sean-niemann 🇺🇸 0 61 26 Nov 2024 564th duckyluuk 🇳🇱 0 61 26 Nov 2024 564th DialFrost 🇸🇬 0 61 26 Nov 2024 564th rucin93 🇵🇱 0 61 26 Nov 2024 564th emgordon154 0 61 28 Nov 2024 564th stefangimmillaro 0 61 3 Dec 2024 564th lukegustafson 🇺🇸 0 61 7 Dec 2024 564th MeWhenI 🇻🇦 0 61 11 Dec 2024 564th emplv 🇱🇻 0 61 11 Dec 2024 564th voytxt 🇨🇿 0 61 22 Dec 2024 564th Salutations45 0 61 29 Dec 2024 564th duckyluuk 🇳🇱 0 61 12 Jan 2025 564th CLOStrophobic 🇮🇹 0 61 22 Jan 2025 564th voytxt 🇨🇿 0 61 25 Jan 2025 564th m-tkach 🇺🇦 0 61 30 Jan 2025 564th Natanaelel 🇸🇪 0 61 2 Feb 2025 564th CaedenHarper 🇨🇦 0 61 3 Feb 2025 564th BalaM314 0 61 4 Feb 2025 564th kg583 🇺🇸 0 61 5 Feb 2025 564th GolfingSuccess 🇬🇷 0 61 5 Feb 2025 564th HumanoidCPU 0 61 7 Feb 2025 564th targrik 0 61 8 Feb 2025 564th MeWhenI 🇻🇦 0 61 14 Feb 2025 564th targrik 0 61 15 Feb 2025 564th attila8192 0 61 1 Mar 2025 564th targrik 0 61 14 Mar 2025 564th janlelis 0 61 31 Mar 2025 564th b-illy 🇬🇧 0 61 16 Apr 2025 564th janbehrens 🇩🇪 0 61 17 Apr 2025 564th pardouin 🇫🇷 0 61 17 Apr 2025 564th Shanethegamer 🇺🇸 0 61 17 Apr 2025 Prev 526–600 of 2,196 Next