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 Trinomial Triangle 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 Smooth Numbers Snake Sphenic Numbers 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 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 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 Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time 644th janlelis 0 61 31 Mar 2025 644th b-illy 🇬🇧 0 61 16 Apr 2025 644th janbehrens 🇩🇪 0 61 17 Apr 2025 644th pardouin 🇫🇷 0 61 17 Apr 2025 644th Shanethegamer 🇺🇸 0 61 17 Apr 2025 644th edsrzf 🇳🇿 0 61 17 Apr 2025 644th HumanoidCPU 0 61 18 Apr 2025 644th HumanoidCPU 0 61 18 Apr 2025 644th AlephSquirrel 0 61 20 Apr 2025 644th Sam-Vrgl 0 61 13 May 2025 644th c-py 0 61 14 May 2025 644th albanian-laundromat 0 61 6 Jun 2025 644th Andrey-Plotnikov 0 61 19 Jun 2025 644th a6166231 🇨🇳 0 61 20 Jun 2025 644th BREMAUCY 🇫🇷 0 61 1 Jul 2025 644th RYSF13 🇨🇳 0 61 5 Jul 2025 644th p01 0 61 28 Jul 2025 644th KrausRaus 🇺🇸 0 61 29 Jul 2025 644th dmrichwa 🇺🇸 0 61 29 Jul 2025 644th dokutan 0 61 5 Aug 2025 644th gitchaell 🇧🇴 0 61 6 Aug 2025 644th lukepolak 0 61 7 Aug 2025 644th adrianbgo 0 61 7 Aug 2025 644th helbling 🇨🇭 0 61 28 Aug 2025 644th snoozingnewt 🇺🇸 0 61 26 days ago 644th snoozingnewt 🇺🇸 0 61 26 days ago 702nd emgordon154 0 62 27 Nov 2024 702nd CLOStrophobic 🇮🇹 0 62 4 Feb 2025 702nd DialFrost 🇸🇬 0 62 15 Feb 2025 702nd dokutan 0 62 15 Jul 2025 706th kg583 🇺🇸 0 63 21 Nov 2024 706th emgordon154 0 63 27 Nov 2024 706th emgordon154 0 63 28 Nov 2024 706th rucin93 🇵🇱 0 63 3 Dec 2024 706th lukegustafson 🇺🇸 0 63 7 Dec 2024 706th sean-niemann 🇺🇸 0 63 10 Dec 2024 706th MeWhenI 🇻🇦 0 63 18 Dec 2024 706th zacjl 0 63 31 Dec 2024 706th Shanethegamer 🇺🇸 0 63 10 Jan 2025 706th CLOStrophobic 🇮🇹 0 63 17 Jan 2025 706th edsrzf 🇳🇿 0 63 9 Feb 2025 706th GolfingSuccess 🇬🇷 0 63 9 Feb 2025 706th Nemikolh 0 63 12 Feb 2025 706th GolfingSuccess 🇬🇷 0 63 20 Feb 2025 706th varhammer 🇷🇺 0 63 22 Feb 2025 706th voytxt 🇨🇿 0 63 17 Apr 2025 706th FlyingPenguin223 0 63 17 Apr 2025 706th DialFrost 🇸🇬 0 63 17 Apr 2025 706th DialFrost 🇸🇬 0 63 17 Apr 2025 706th DialFrost 🇸🇬 0 63 17 Apr 2025 706th pardouin 🇫🇷 0 63 17 Apr 2025 706th Shanethegamer 🇺🇸 0 63 17 Apr 2025 706th Shanethegamer 🇺🇸 0 63 17 Apr 2025 706th GolfingSuccess 🇬🇷 0 63 17 Apr 2025 706th HumanoidCPU 0 63 18 Apr 2025 706th HumanoidCPU 0 63 18 Apr 2025 706th HumanoidCPU 0 63 18 Apr 2025 706th CaedenHarper 🇨🇦 0 63 18 Apr 2025 706th CaedenHarper 🇨🇦 0 63 18 Apr 2025 706th CaedenHarper 🇨🇦 0 63 18 Apr 2025 706th dokutan 0 63 28 Apr 2025 706th dokutan 0 63 28 Apr 2025 706th Jigglypuffed 0 63 19 Jul 2025 706th penous 0 63 2 Aug 2025 706th YellowDudeIsMe 0 63 14 Aug 2025 706th albanian-laundromat 0 63 22 Aug 2025 706th snoozingnewt 🇺🇸 0 63 26 days ago 706th snoozingnewt 🇺🇸 0 63 26 days ago 706th snoozingnewt 🇺🇸 0 63 26 days ago 745th Shanethegamer 🇺🇸 0 64 20 Nov 2024 745th error256 0 64 21 Nov 2024 745th error256 0 64 21 Nov 2024 745th emgordon154 0 64 26 Nov 2024 745th Liniarc 0 64 26 Nov 2024 745th MeWhenI 🇻🇦 0 64 12 Dec 2024 First Prev 676–750 of 2,569 Next Last