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 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 Bytes Time 373rd CLOStrophobic 🇮🇹 0 47 22 Jan 2025 373rd GolfingSuccess 🇬🇷 0 47 12 Feb 2025 373rd emgordon154 0 47 19 Feb 2025 373rd DialFrost 🇸🇬 0 47 17 Apr 2025 373rd Shanethegamer 🇺🇸 0 47 17 Apr 2025 373rd HumanoidCPU 0 47 18 Apr 2025 373rd CaedenHarper 🇨🇦 0 47 18 Apr 2025 373rd edsrzf 🇳🇿 0 47 26 May 2025 384th emgordon154 0 48 27 Nov 2024 384th targrik 0 48 15 Feb 2025 386th JunkIce 0 49 3 Dec 2024 386th duckyluuk 🇳🇱 0 49 12 Jan 2025 386th csharpython 0 49 5 Feb 2025 386th voytxt 🇨🇿 0 49 8 Feb 2025 386th gigaprofisi 🇺🇸 0 49 3 Mar 2025 386th emgordon154 0 49 23 Apr 2025 386th xvogt 🇱🇮 0 49 13 Jun 2025 386th Jagger002 0 49 26 days ago 394th Shanethegamer 🇺🇸 0 50 20 Nov 2024 394th stefangimmillaro 0 50 21 Nov 2024 394th duckyluuk 🇳🇱 0 50 26 Nov 2024 394th GolfingSuccess 🇬🇷 0 50 22 Dec 2024 394th voytxt 🇨🇿 0 50 25 Jan 2025 394th pardouin 🇫🇷 0 50 26 Jan 2025 394th Natanaelel 🇸🇪 0 50 26 Jan 2025 394th janlelis 0 50 31 Mar 2025 394th DialFrost 🇸🇬 0 50 17 Apr 2025 394th edsrzf 🇳🇿 0 50 17 Apr 2025 394th HumanoidCPU 0 50 18 Apr 2025 394th CaedenHarper 🇨🇦 0 50 18 Apr 2025 406th FlyingPenguin223 0 51 21 Nov 2024 406th MeWhenI 🇻🇦 0 51 11 Dec 2024 406th GolfingSuccess 🇬🇷 0 51 8 Feb 2025 409th Shanethegamer 🇺🇸 0 52 4 Feb 2025 409th ovs-code 🇩🇪 0 52 5 Feb 2025 409th HumanoidCPU 0 52 7 Feb 2025 409th targrik 0 52 15 Feb 2025 409th GolfingSuccess 🇬🇷 0 52 15 Feb 2025 409th emgordon154 0 52 5 Mar 2025 409th 2bular 0 52 5 Mar 2025 409th MeWhenI 🇻🇦 0 52 17 Apr 2025 409th DialFrost 🇸🇬 0 52 17 Apr 2025 409th ovs-code 🇩🇪 0 52 31 May 2025 409th LostSyntax21 🇬🇧 0 52 26 hours ago 420th kg583 🇺🇸 0 53 21 Nov 2024 420th GolfingSuccess 🇬🇷 0 53 14 Mar 2025 420th rucin93 🇵🇱 0 53 17 Apr 2025 420th zacjl 0 53 17 Apr 2025 420th Shanethegamer 🇺🇸 0 53 17 Apr 2025 420th CaedenHarper 🇨🇦 0 53 17 Apr 2025 420th pardouin 🇫🇷 0 53 17 Apr 2025 420th DialFrost 🇸🇬 0 53 17 Apr 2025 420th sean-niemann 🇺🇸 0 53 17 Apr 2025 420th HumanoidCPU 0 53 18 Apr 2025 420th m-tkach 🇺🇦 0 53 23 Apr 2025 420th emgordon154 0 53 23 Apr 2025 420th duckyluuk 🇳🇱 0 53 13 Jun 2025 420th duckyluuk 🇳🇱 0 53 13 Jun 2025 420th DialFrost 🇸🇬 0 53 13 Jun 2025 420th MeWhenI 🇻🇦 0 53 14 Jun 2025 420th rucin93 🇵🇱 0 53 14 Jun 2025 420th BREMAUCY 🇫🇷 0 53 19 days ago 420th GolfingSuccess 🇬🇷 0 53 18 days ago 420th fuzzylojik-golf 🇺🇸 0 53 5 days ago 420th ovs-code 🇩🇪 0 53 45 hours ago 441st neel11235813 0 54 9 Dec 2024 441st b-illy 🇬🇧 0 54 4 Jan 2025 441st CLOStrophobic 🇮🇹 0 54 22 Jan 2025 444th lifthrasiir 🇰🇷 0 55 2 Dec 2024 444th Yewzir 🇧🇪 0 55 28 Dec 2024 444th JunkIce 0 55 7 Jan 2025 444th CLOStrophobic 🇮🇹 0 55 22 Jan 2025 444th commandblockguy 🇺🇸 0 55 2 Feb 2025 444th lyphyser 0 55 8 Feb 2025 444th bizy-coder 0 55 17 Feb 2025 Prev 376–450 of 2,122 Next