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 Minesweeper 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 Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Luau 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 Luau 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 Minesweeper 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 Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 739th GolfingSuccess 🇬🇷 0 63 134ms 20 Feb 2025 739th varhammer 🇷🇺 0 63 7ms 22 Feb 2025 739th voytxt 🇨🇿 0 63 137ms 17 Apr 2025 739th FlyingPenguin223 0 63 53ms 17 Apr 2025 739th DialFrost 🇸🇬 0 63 135ms 17 Apr 2025 739th DialFrost 🇸🇬 0 63 8ms 17 Apr 2025 739th DialFrost 🇸🇬 0 63 48ms 17 Apr 2025 739th pardouin 🇫🇷 0 63 136ms 17 Apr 2025 739th Shanethegamer 🇺🇸 0 63 6ms 17 Apr 2025 739th Shanethegamer 🇺🇸 0 63 57ms 17 Apr 2025 739th GolfingSuccess 🇬🇷 0 63 7ms 17 Apr 2025 739th HumanoidCPU 0 63 137ms 18 Apr 2025 739th HumanoidCPU 0 63 7ms 18 Apr 2025 739th HumanoidCPU 0 63 48ms 18 Apr 2025 739th CaedenHarper 🇨🇦 0 63 137ms 18 Apr 2025 739th CaedenHarper 🇨🇦 0 63 6ms 18 Apr 2025 739th CaedenHarper 🇨🇦 0 63 50ms 18 Apr 2025 739th dokutan 0 63 144ms 28 Apr 2025 739th dokutan 0 63 7ms 28 Apr 2025 739th Jigglypuffed 0 63 48ms 19 Jul 2025 739th penous 0 63 14ms 2 Aug 2025 739th YellowDudeIsMe 0 63 12ms 14 Aug 2025 739th albanian-laundromat 0 63 7ms 22 Aug 2025 739th snoozingnewt 🇺🇸 0 63 159ms 15 Sep 2025 739th snoozingnewt 🇺🇸 0 63 7ms 15 Sep 2025 739th snoozingnewt 🇺🇸 0 63 48ms 15 Sep 2025 739th luuumine 🇫🇷 0 63 2ms 12 days ago 739th JOrE20 0 63 7ms 4 days ago 779th Shanethegamer 🇺🇸 0 64 129ms 20 Nov 2024 779th error256 0 64 152ms 21 Nov 2024 779th error256 0 64 14ms 21 Nov 2024 779th emgordon154 0 64 3ms 26 Nov 2024 779th Liniarc 0 64 21ms 26 Nov 2024 779th MeWhenI 🇻🇦 0 64 47ms 12 Dec 2024 779th Chinay-Domitrix 🇺🇸 0 64 4,020ms 18 Apr 2025 779th luuumine 🇫🇷 0 64 17ms 16 Oct 2025 779th GolfingSuccess 🇬🇷 0 64 3ms 10 days ago 788th Shanethegamer 🇺🇸 0 65 7ms 20 Nov 2024 788th stefangimmillaro 0 65 10ms 20 Nov 2024 788th kg583 🇺🇸 0 65 10ms 21 Nov 2024 788th khvdm 0 65 10ms 21 Nov 2024 788th edsrzf 🇳🇿 0 65 11ms 21 Nov 2024 788th hallvabo 🇳🇴 0 65 13ms 24 Nov 2024 788th ovs-code 🇩🇪 0 65 30ms 25 Nov 2024 788th GolfingSuccess 🇬🇷 0 65 10ms 25 Nov 2024 788th AlephSquirrel 0 65 12ms 25 Nov 2024 788th AlephSquirrel 0 65 47ms 25 Nov 2024 788th pardouin 🇫🇷 0 65 13ms 25 Nov 2024 788th btnlq 0 65 13ms 26 Nov 2024 788th CaedenHarper 🇨🇦 0 65 13ms 26 Nov 2024 788th emgordon154 0 65 13ms 26 Nov 2024 788th inventshah 0 65 14ms 26 Nov 2024 788th sean-niemann 🇺🇸 0 65 149ms 26 Nov 2024 788th stefangimmillaro 0 65 159ms 26 Nov 2024 788th duckyluuk 🇳🇱 0 65 13ms 26 Nov 2024 788th m-tkach 🇺🇦 0 65 10ms 26 Nov 2024 788th ovs-code 🇩🇪 0 65 2ms 26 Nov 2024 788th Alex-x90 🇺🇸 0 65 12ms 28 Nov 2024 788th lifthrasiir 🇰🇷 0 65 14ms 30 Nov 2024 788th zacjl 0 65 13ms 1 Dec 2024 788th zacjl 0 65 8ms 1 Dec 2024 788th sisyphus-ppcg 🇦🇺 0 65 13ms 2 Dec 2024 788th JunkIce 0 65 11ms 3 Dec 2024 788th SirBogman 🇺🇸 0 65 13ms 3 Dec 2024 788th xsot 🇸🇬 0 65 13ms 4 Dec 2024 788th ndren 0 65 13ms 5 Dec 2024 788th CornerMercury 🇬🇧 0 65 12ms 5 Dec 2024 788th lukegustafson 🇺🇸 0 65 10ms 7 Dec 2024 788th Europe2048 0 65 14ms 7 Dec 2024 788th neel11235813 0 65 10ms 9 Dec 2024 788th Seek64 🇩🇪 0 65 14ms 10 Dec 2024 788th MeWhenI 🇻🇦 0 65 3ms 11 Dec 2024 788th antimon2 🇯🇵 0 65 12ms 16 Dec 2024 788th error256 0 65 8ms 16 Dec 2024 788th edsrzf 🇳🇿 0 65 8ms 18 Dec 2024 First Prev 751–825 of 2,900 Next Last