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 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 Hilbert Curve 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 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 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 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 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 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 Hilbert Curve 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 561st AlephSquirrel 0 61 20 Apr 2025 561st Sam-Vrgl 0 61 13 May 2025 561st c-py 0 61 14 May 2025 561st albanian-laundromat 0 61 6 Jun 2025 561st Andrey-Plotnikov 0 61 19 Jun 2025 561st a6166231 🇨🇳 0 61 20 Jun 2025 561st BREMAUCY 🇫🇷 0 61 1 Jul 2025 561st RYSF13 🇨🇳 0 61 5 Jul 2025 561st p01 0 61 9 days ago 561st KrausRaus 🇺🇸 0 61 8 days ago 561st dmrichwa 🇺🇸 0 61 7 days ago 561st dokutan 0 61 25 hours ago 613th emgordon154 0 62 27 Nov 2024 613th CLOStrophobic 🇮🇹 0 62 4 Feb 2025 613th DialFrost 🇸🇬 0 62 15 Feb 2025 613th dokutan 0 62 22 days ago 617th kg583 🇺🇸 0 63 21 Nov 2024 617th emgordon154 0 63 27 Nov 2024 617th emgordon154 0 63 28 Nov 2024 617th rucin93 🇵🇱 0 63 3 Dec 2024 617th lukegustafson 🇺🇸 0 63 7 Dec 2024 617th sean-niemann 🇺🇸 0 63 10 Dec 2024 617th MeWhenI 🇻🇦 0 63 18 Dec 2024 617th zacjl 0 63 31 Dec 2024 617th Shanethegamer 🇺🇸 0 63 10 Jan 2025 617th CLOStrophobic 🇮🇹 0 63 17 Jan 2025 617th edsrzf 🇳🇿 0 63 9 Feb 2025 617th GolfingSuccess 🇬🇷 0 63 9 Feb 2025 617th Nemikolh 0 63 12 Feb 2025 617th GolfingSuccess 🇬🇷 0 63 20 Feb 2025 617th varhammer 🇷🇺 0 63 22 Feb 2025 617th voytxt 🇨🇿 0 63 17 Apr 2025 617th FlyingPenguin223 0 63 17 Apr 2025 617th DialFrost 🇸🇬 0 63 17 Apr 2025 617th DialFrost 🇸🇬 0 63 17 Apr 2025 617th DialFrost 🇸🇬 0 63 17 Apr 2025 617th pardouin 🇫🇷 0 63 17 Apr 2025 617th Shanethegamer 🇺🇸 0 63 17 Apr 2025 617th Shanethegamer 🇺🇸 0 63 17 Apr 2025 617th GolfingSuccess 🇬🇷 0 63 17 Apr 2025 617th HumanoidCPU 0 63 18 Apr 2025 617th HumanoidCPU 0 63 18 Apr 2025 617th HumanoidCPU 0 63 18 Apr 2025 617th CaedenHarper 🇨🇦 0 63 18 Apr 2025 617th CaedenHarper 🇨🇦 0 63 18 Apr 2025 617th CaedenHarper 🇨🇦 0 63 18 Apr 2025 617th dokutan 0 63 28 Apr 2025 617th dokutan 0 63 28 Apr 2025 617th Jigglypuffed 0 63 18 days ago 617th penous 0 63 3 days ago 651st Shanethegamer 🇺🇸 0 64 20 Nov 2024 651st error256 0 64 21 Nov 2024 651st error256 0 64 21 Nov 2024 651st emgordon154 0 64 26 Nov 2024 651st Liniarc 0 64 26 Nov 2024 651st MeWhenI 🇻🇦 0 64 12 Dec 2024 651st Chinay-Domitrix 🇺🇸 0 64 18 Apr 2025 658th Shanethegamer 🇺🇸 0 65 20 Nov 2024 658th stefangimmillaro 0 65 20 Nov 2024 658th kg583 🇺🇸 0 65 21 Nov 2024 658th khvdm 0 65 21 Nov 2024 658th edsrzf 🇳🇿 0 65 21 Nov 2024 658th hallvabo 🇳🇴 0 65 24 Nov 2024 658th ovs-code 🇩🇪 0 65 25 Nov 2024 658th GolfingSuccess 🇬🇷 0 65 25 Nov 2024 658th AlephSquirrel 0 65 25 Nov 2024 658th AlephSquirrel 0 65 25 Nov 2024 658th pardouin 🇫🇷 0 65 25 Nov 2024 658th btnlq 0 65 26 Nov 2024 658th CaedenHarper 🇨🇦 0 65 26 Nov 2024 658th emgordon154 0 65 26 Nov 2024 658th inventshah 0 65 26 Nov 2024 658th sean-niemann 🇺🇸 0 65 26 Nov 2024 658th stefangimmillaro 0 65 26 Nov 2024 658th duckyluuk 🇳🇱 0 65 26 Nov 2024 Prev 601–675 of 2,181 Next