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 572nd GolfingSuccess 🇬🇷 0 58 17 Apr 2025 572nd HumanoidCPU 0 58 18 Apr 2025 572nd HumanoidCPU 0 58 18 Apr 2025 572nd CaedenHarper 🇨🇦 0 58 18 Apr 2025 572nd CaedenHarper 🇨🇦 0 58 18 Apr 2025 572nd dokutan 0 58 28 Apr 2025 572nd 2bular 0 58 8 Jul 2025 572nd h3ra993huskp 🇯🇵 0 58 11 Aug 2025 572nd frankgraziano 0 58 13 Aug 2025 572nd snoozingnewt 🇺🇸 0 58 16 days ago 572nd snoozingnewt 🇺🇸 0 58 15 days ago 572nd snoozingnewt 🇺🇸 0 58 15 days ago 572nd kg583 🇺🇸 0 58 4 days ago 614th MeWhenI 🇻🇦 0 59 11 Dec 2024 614th emgordon154 0 59 8 Jan 2025 614th duckyluuk 🇳🇱 0 59 12 Jan 2025 614th Natanaelel 🇸🇪 0 59 2 Feb 2025 614th ovs-code 🇩🇪 0 59 4 Feb 2025 614th Shanethegamer 🇺🇸 0 59 7 Feb 2025 614th voytxt 🇨🇿 0 59 8 Feb 2025 614th GolfingSuccess 🇬🇷 0 59 15 Feb 2025 614th 2bular 0 59 5 Mar 2025 614th DialFrost 🇸🇬 0 59 17 Apr 2025 614th zacjl 0 59 17 Apr 2025 614th Shanethegamer 🇺🇸 0 59 17 Apr 2025 614th HumanoidCPU 0 59 18 Apr 2025 614th dokutan 0 59 28 Apr 2025 614th edsrzf 🇳🇿 0 59 13 Jun 2025 614th LostSyntax21 🇬🇧 0 59 19 Jul 2025 614th snoozingnewt 🇺🇸 0 59 16 days ago 631st xsot 🇸🇬 0 60 4 Dec 2024 631st CatsAreFluffy 0 60 13 Dec 2024 631st Natanaelel 🇸🇪 0 60 26 Jan 2025 631st emgordon154 0 60 4 Feb 2025 631st klixel 🇨🇦 0 60 8 Apr 2025 631st emgordon154 0 60 5 Aug 2025 637th Shanethegamer 🇺🇸 0 61 20 Nov 2024 637th stefangimmillaro 0 61 21 Nov 2024 637th error256 0 61 21 Nov 2024 637th error256 0 61 21 Nov 2024 637th ovs-code 🇩🇪 0 61 25 Nov 2024 637th GolfingSuccess 🇬🇷 0 61 25 Nov 2024 637th sean-niemann 🇺🇸 0 61 26 Nov 2024 637th duckyluuk 🇳🇱 0 61 26 Nov 2024 637th DialFrost 🇸🇬 0 61 26 Nov 2024 637th rucin93 🇵🇱 0 61 26 Nov 2024 637th emgordon154 0 61 28 Nov 2024 637th stefangimmillaro 0 61 3 Dec 2024 637th lukegustafson 🇺🇸 0 61 7 Dec 2024 637th MeWhenI 🇻🇦 0 61 11 Dec 2024 637th emplv 🇱🇻 0 61 11 Dec 2024 637th voytxt 🇨🇿 0 61 22 Dec 2024 637th Salutations45 0 61 29 Dec 2024 637th duckyluuk 🇳🇱 0 61 12 Jan 2025 637th CLOStrophobic 🇮🇹 0 61 22 Jan 2025 637th voytxt 🇨🇿 0 61 25 Jan 2025 637th m-tkach 🇺🇦 0 61 30 Jan 2025 637th Natanaelel 🇸🇪 0 61 2 Feb 2025 637th CaedenHarper 🇨🇦 0 61 3 Feb 2025 637th BalaM314 0 61 4 Feb 2025 637th kg583 🇺🇸 0 61 5 Feb 2025 637th GolfingSuccess 🇬🇷 0 61 5 Feb 2025 637th HumanoidCPU 0 61 7 Feb 2025 637th targrik 0 61 8 Feb 2025 637th MeWhenI 🇻🇦 0 61 14 Feb 2025 637th targrik 0 61 15 Feb 2025 637th attila8192 0 61 1 Mar 2025 637th targrik 0 61 14 Mar 2025 637th janlelis 0 61 31 Mar 2025 637th b-illy 🇬🇧 0 61 16 Apr 2025 637th janbehrens 🇩🇪 0 61 17 Apr 2025 637th pardouin 🇫🇷 0 61 17 Apr 2025 637th Shanethegamer 🇺🇸 0 61 17 Apr 2025 637th edsrzf 🇳🇿 0 61 17 Apr 2025 637th HumanoidCPU 0 61 18 Apr 2025 Prev 601–675 of 2,537 Next