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 646th dokutan 0 63 28 Apr 2025 646th dokutan 0 63 28 Apr 2025 646th Jigglypuffed 0 63 19 Jul 2025 646th penous 0 63 2 Aug 2025 646th YellowDudeIsMe 0 63 14 Aug 2025 646th albanian-laundromat 0 63 23 days ago 682nd Shanethegamer 🇺🇸 0 64 20 Nov 2024 682nd error256 0 64 21 Nov 2024 682nd error256 0 64 21 Nov 2024 682nd emgordon154 0 64 26 Nov 2024 682nd Liniarc 0 64 26 Nov 2024 682nd MeWhenI 🇻🇦 0 64 12 Dec 2024 682nd Chinay-Domitrix 🇺🇸 0 64 18 Apr 2025 689th Shanethegamer 🇺🇸 0 65 20 Nov 2024 689th stefangimmillaro 0 65 20 Nov 2024 689th kg583 🇺🇸 0 65 21 Nov 2024 689th khvdm 0 65 21 Nov 2024 689th edsrzf 🇳🇿 0 65 21 Nov 2024 689th hallvabo 🇳🇴 0 65 24 Nov 2024 689th ovs-code 🇩🇪 0 65 25 Nov 2024 689th GolfingSuccess 🇬🇷 0 65 25 Nov 2024 689th AlephSquirrel 0 65 25 Nov 2024 689th AlephSquirrel 0 65 25 Nov 2024 689th pardouin 🇫🇷 0 65 25 Nov 2024 689th btnlq 0 65 26 Nov 2024 689th CaedenHarper 🇨🇦 0 65 26 Nov 2024 689th emgordon154 0 65 26 Nov 2024 689th inventshah 0 65 26 Nov 2024 689th sean-niemann 🇺🇸 0 65 26 Nov 2024 689th stefangimmillaro 0 65 26 Nov 2024 689th duckyluuk 🇳🇱 0 65 26 Nov 2024 689th m-tkach 🇺🇦 0 65 26 Nov 2024 689th ovs-code 🇩🇪 0 65 26 Nov 2024 689th Alex-x90 🇺🇸 0 65 28 Nov 2024 689th lifthrasiir 🇰🇷 0 65 30 Nov 2024 689th zacjl 0 65 1 Dec 2024 689th zacjl 0 65 1 Dec 2024 689th sisyphus-ppcg 🇦🇺 0 65 2 Dec 2024 689th JunkIce 0 65 3 Dec 2024 689th SirBogman 🇺🇸 0 65 3 Dec 2024 689th xsot 🇸🇬 0 65 4 Dec 2024 689th ndren 0 65 5 Dec 2024 689th CornerMercury 🇬🇧 0 65 5 Dec 2024 689th lukegustafson 🇺🇸 0 65 7 Dec 2024 689th Europe2048 0 65 7 Dec 2024 689th neel11235813 0 65 9 Dec 2024 689th Seek64 🇩🇪 0 65 10 Dec 2024 689th MeWhenI 🇻🇦 0 65 11 Dec 2024 689th antimon2 🇯🇵 0 65 16 Dec 2024 689th error256 0 65 16 Dec 2024 689th edsrzf 🇳🇿 0 65 18 Dec 2024 689th bizy-coder 0 65 28 Dec 2024 689th Bulmenisaurus 0 65 1 Jan 2025 689th m-tkach 🇺🇦 0 65 3 Jan 2025 689th b-illy 🇬🇧 0 65 4 Jan 2025 689th emgordon154 0 65 11 Jan 2025 689th CLOStrophobic 🇮🇹 0 65 22 Jan 2025 689th prplz 🇦🇺 0 65 23 Jan 2025 689th kg583 🇺🇸 0 65 23 Jan 2025 689th CLOStrophobic 🇮🇹 0 65 23 Jan 2025 689th sean-niemann 🇺🇸 0 65 23 Jan 2025 689th mathisfun271 0 65 25 Jan 2025 689th aliberro39109 0 65 25 Jan 2025 689th Natanaelel 🇸🇪 0 65 26 Jan 2025 689th Shanethegamer 🇺🇸 0 65 30 Jan 2025 689th firegene 🇮🇪 0 65 30 Jan 2025 689th Lydxn 🇨🇦 0 65 31 Jan 2025 689th commandblockguy 🇺🇸 0 65 2 Feb 2025 689th GolfingSuccess 🇬🇷 0 65 3 Feb 2025 689th bricknellj 0 65 5 Feb 2025 689th qpwoeirut 0 65 7 Feb 2025 689th xyangst 0 65 14 Feb 2025 689th emgordon154 0 65 17 Feb 2025 689th GolfingSuccess 🇬🇷 0 65 6 Mar 2025 689th Jacob385 0 65 19 Mar 2025 Prev 676–750 of 2,367 Next