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 757th error256 0 65 17 Apr 2025 757th rucin93 🇵🇱 0 65 17 Apr 2025 757th edsrzf 🇳🇿 0 65 17 Apr 2025 757th edsrzf 🇳🇿 0 65 18 Apr 2025 757th HumanoidCPU 0 65 18 Apr 2025 757th HumanoidCPU 0 65 18 Apr 2025 757th HumanoidCPU 0 65 18 Apr 2025 757th DialFrost 🇸🇬 0 65 18 Apr 2025 757th BlankSpruce 0 65 18 Apr 2025 757th Shanethegamer 🇺🇸 0 65 18 Apr 2025 757th CaedenHarper 🇨🇦 0 65 18 Apr 2025 757th CaedenHarper 🇨🇦 0 65 18 Apr 2025 757th FEZfan 🇦🇺 0 65 19 Apr 2025 757th undefinedRyan 0 65 19 Apr 2025 757th GolfingSuccess 🇬🇷 0 65 19 Apr 2025 757th DialFrost 🇸🇬 0 65 20 Apr 2025 757th plcc0 0 65 21 Apr 2025 757th dokutan 0 65 28 Apr 2025 757th RYSF13 🇨🇳 0 65 13 May 2025 757th Shanethegamer 🇺🇸 0 65 13 May 2025 757th mossiegoat 0 65 19 May 2025 757th ryyyn 🇺🇸 0 65 21 May 2025 757th Moltres-Galar 🇺🇦 0 65 21 May 2025 757th albanian-laundromat 0 65 4 Jun 2025 757th fuzzylojik-golf 🇺🇸 0 65 5 Jun 2025 757th codingisgreatbutiamnot 0 65 7 Jun 2025 757th SoliGhost 0 65 8 Jun 2025 757th cros107 🇦🇺 0 65 14 Jun 2025 757th long279595192 0 65 20 Jun 2025 757th jiji7879 0 65 20 Jun 2025 757th alemelis 0 65 20 Jun 2025 757th elana-teal 0 65 20 Jun 2025 757th zijinoier 0 65 25 Jun 2025 757th dirckvdende 0 65 30 Jun 2025 757th BREMAUCY 🇫🇷 0 65 1 Jul 2025 757th Quentin-AC 0 65 2 Jul 2025 757th qpwoeirut 0 65 3 Jul 2025 757th Jak-Ch-ll 0 65 6 Jul 2025 757th anter69 🇭🇺 0 65 9 Jul 2025 757th Flekay 🇩🇪 0 65 10 Jul 2025 757th klixel 🇨🇦 0 65 11 Jul 2025 757th KasperKivimaeki 🇫🇮 0 65 15 Jul 2025 757th Nyandereian 0 65 15 Jul 2025 757th itu-itis21-akkoyuno21 0 65 15 Jul 2025 757th GrayJoKing 🇦🇺 0 65 18 Jul 2025 757th AbrahamJLR 🇻🇪 0 65 18 Jul 2025 757th RaBa21 🇭🇺 0 65 19 Jul 2025 757th jeetsh4h 0 65 19 Jul 2025 757th LostSyntax21 🇬🇧 0 65 19 Jul 2025 757th wuduculfre 0 65 21 Jul 2025 757th yjgnaw 0 65 24 Jul 2025 757th oween12 0 65 6 Aug 2025 757th xiaoyiming123 0 65 11 Aug 2025 757th EthanJantz 0 65 12 Aug 2025 757th wobblybits 0 65 14 Aug 2025 757th janlelis 0 65 14 Aug 2025 757th ShaanveerS 0 65 17 Aug 2025 757th ut0s 0 65 23 Aug 2025 757th HETHAT 🇩🇿 0 65 3 Sep 2025 757th republic82 0 65 13 Sep 2025 757th snoozingnewt 🇺🇸 0 65 15 Sep 2025 757th snoozingnewt 🇺🇸 0 65 15 Sep 2025 757th snoozingnewt 🇺🇸 0 65 15 Sep 2025 757th snoozingnewt 🇺🇸 0 65 15 Sep 2025 757th hellopir2 0 65 18 Sep 2025 757th edsrzf 🇳🇿 0 65 18 Sep 2025 757th GolfingSuccess 🇬🇷 0 65 19 Sep 2025 757th DialFrost 🇸🇬 0 65 19 Sep 2025 757th now4est 🇯🇵 0 65 27 days ago 757th ahmetdemirag 🇨🇾 0 65 24 days ago 757th J09M 0 65 23 days ago 757th ShikChen 🇹🇼 0 65 21 days ago 757th Shanethegamer 🇺🇸 0 65 20 days ago 757th davecame 0 65 14 days ago 757th CommandLeo 🇮🇹 0 65 14 days ago First Prev 826–900 of 2,737 Next Last