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 Hilbert Curve 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 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 Groovy 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 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 Groovy 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 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 Hilbert Curve 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 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 563rd snoozingnewt 🇺🇸 0 58 26 hours ago 563rd snoozingnewt 🇺🇸 0 58 14 hours ago 563rd snoozingnewt 🇺🇸 0 58 13 hours ago 604th MeWhenI 🇻🇦 0 59 11 Dec 2024 604th emgordon154 0 59 8 Jan 2025 604th duckyluuk 🇳🇱 0 59 12 Jan 2025 604th Natanaelel 🇸🇪 0 59 2 Feb 2025 604th ovs-code 🇩🇪 0 59 4 Feb 2025 604th Shanethegamer 🇺🇸 0 59 7 Feb 2025 604th voytxt 🇨🇿 0 59 8 Feb 2025 604th GolfingSuccess 🇬🇷 0 59 15 Feb 2025 604th 2bular 0 59 5 Mar 2025 604th DialFrost 🇸🇬 0 59 17 Apr 2025 604th zacjl 0 59 17 Apr 2025 604th Shanethegamer 🇺🇸 0 59 17 Apr 2025 604th HumanoidCPU 0 59 18 Apr 2025 604th dokutan 0 59 28 Apr 2025 604th edsrzf 🇳🇿 0 59 13 Jun 2025 604th LostSyntax21 🇬🇧 0 59 19 Jul 2025 604th snoozingnewt 🇺🇸 0 59 26 hours ago 621st xsot 🇸🇬 0 60 4 Dec 2024 621st CatsAreFluffy 0 60 13 Dec 2024 621st Natanaelel 🇸🇪 0 60 26 Jan 2025 621st emgordon154 0 60 4 Feb 2025 621st klixel 🇨🇦 0 60 8 Apr 2025 621st emgordon154 0 60 5 Aug 2025 627th Shanethegamer 🇺🇸 0 61 20 Nov 2024 627th stefangimmillaro 0 61 21 Nov 2024 627th error256 0 61 21 Nov 2024 627th error256 0 61 21 Nov 2024 627th ovs-code 🇩🇪 0 61 25 Nov 2024 627th GolfingSuccess 🇬🇷 0 61 25 Nov 2024 627th sean-niemann 🇺🇸 0 61 26 Nov 2024 627th duckyluuk 🇳🇱 0 61 26 Nov 2024 627th DialFrost 🇸🇬 0 61 26 Nov 2024 627th rucin93 🇵🇱 0 61 26 Nov 2024 627th emgordon154 0 61 28 Nov 2024 627th stefangimmillaro 0 61 3 Dec 2024 627th lukegustafson 🇺🇸 0 61 7 Dec 2024 627th MeWhenI 🇻🇦 0 61 11 Dec 2024 627th emplv 🇱🇻 0 61 11 Dec 2024 627th voytxt 🇨🇿 0 61 22 Dec 2024 627th Salutations45 0 61 29 Dec 2024 627th duckyluuk 🇳🇱 0 61 12 Jan 2025 627th CLOStrophobic 🇮🇹 0 61 22 Jan 2025 627th voytxt 🇨🇿 0 61 25 Jan 2025 627th m-tkach 🇺🇦 0 61 30 Jan 2025 627th Natanaelel 🇸🇪 0 61 2 Feb 2025 627th CaedenHarper 🇨🇦 0 61 3 Feb 2025 627th BalaM314 0 61 4 Feb 2025 627th kg583 🇺🇸 0 61 5 Feb 2025 627th GolfingSuccess 🇬🇷 0 61 5 Feb 2025 627th HumanoidCPU 0 61 7 Feb 2025 627th targrik 0 61 8 Feb 2025 627th MeWhenI 🇻🇦 0 61 14 Feb 2025 627th targrik 0 61 15 Feb 2025 627th attila8192 0 61 1 Mar 2025 627th targrik 0 61 14 Mar 2025 627th janlelis 0 61 31 Mar 2025 627th b-illy 🇬🇧 0 61 16 Apr 2025 627th janbehrens 🇩🇪 0 61 17 Apr 2025 627th pardouin 🇫🇷 0 61 17 Apr 2025 627th Shanethegamer 🇺🇸 0 61 17 Apr 2025 627th edsrzf 🇳🇿 0 61 17 Apr 2025 627th HumanoidCPU 0 61 18 Apr 2025 627th HumanoidCPU 0 61 18 Apr 2025 627th AlephSquirrel 0 61 20 Apr 2025 627th Sam-Vrgl 0 61 13 May 2025 627th c-py 0 61 14 May 2025 627th albanian-laundromat 0 61 6 Jun 2025 627th Andrey-Plotnikov 0 61 19 Jun 2025 627th a6166231 🇨🇳 0 61 20 Jun 2025 627th BREMAUCY 🇫🇷 0 61 1 Jul 2025 627th RYSF13 🇨🇳 0 61 5 Jul 2025 627th p01 0 61 28 Jul 2025 Prev 601–675 of 2,464 Next