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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 764th 4atj 0 65 14ms 10 Apr 2025 764th orthoplex 🇨🇽 0 65 14ms 16 Apr 2025 764th MeWhenI 🇻🇦 0 65 15ms 17 Apr 2025 764th Mukundan314 0 65 14ms 17 Apr 2025 764th MeWhenI 🇻🇦 0 65 8ms 17 Apr 2025 764th DialFrost 🇸🇬 0 65 8ms 17 Apr 2025 764th DialFrost 🇸🇬 0 65 24ms 17 Apr 2025 764th error256 0 65 13ms 17 Apr 2025 764th rucin93 🇵🇱 0 65 14ms 17 Apr 2025 764th edsrzf 🇳🇿 0 65 184ms 17 Apr 2025 764th edsrzf 🇳🇿 0 65 4ms 18 Apr 2025 764th HumanoidCPU 0 65 14ms 18 Apr 2025 764th HumanoidCPU 0 65 9ms 18 Apr 2025 764th HumanoidCPU 0 65 159ms 18 Apr 2025 764th DialFrost 🇸🇬 0 65 174ms 18 Apr 2025 764th BlankSpruce 0 65 14ms 18 Apr 2025 764th Shanethegamer 🇺🇸 0 65 158ms 18 Apr 2025 764th CaedenHarper 🇨🇦 0 65 10ms 18 Apr 2025 764th CaedenHarper 🇨🇦 0 65 182ms 18 Apr 2025 764th FEZfan 🇦🇺 0 65 14ms 19 Apr 2025 764th undefinedRyan 0 65 14ms 19 Apr 2025 764th GolfingSuccess 🇬🇷 0 65 4ms 19 Apr 2025 764th DialFrost 🇸🇬 0 65 4ms 20 Apr 2025 764th plcc0 0 65 14ms 21 Apr 2025 764th dokutan 0 65 9ms 28 Apr 2025 764th RYSF13 🇨🇳 0 65 3ms 13 May 2025 764th Shanethegamer 🇺🇸 0 65 4ms 13 May 2025 764th mossiegoat 0 65 14ms 19 May 2025 764th ryyyn 🇺🇸 0 65 13ms 21 May 2025 764th Moltres-Galar 🇺🇦 0 65 14ms 21 May 2025 764th albanian-laundromat 0 65 13ms 4 Jun 2025 764th fuzzylojik-golf 🇺🇸 0 65 14ms 5 Jun 2025 764th codingisgreatbutiamnot 0 65 14ms 7 Jun 2025 764th SoliGhost 0 65 14ms 8 Jun 2025 764th cros107 🇦🇺 0 65 12ms 14 Jun 2025 764th long279595192 0 65 27ms 20 Jun 2025 764th jiji7879 0 65 13ms 20 Jun 2025 764th alemelis 0 65 13ms 20 Jun 2025 764th elana-teal 0 65 13ms 20 Jun 2025 764th zijinoier 0 65 13ms 25 Jun 2025 764th dirckvdende 0 65 15ms 30 Jun 2025 764th BREMAUCY 🇫🇷 0 65 14ms 1 Jul 2025 764th Quentin-AC 0 65 14ms 2 Jul 2025 764th qpwoeirut 0 65 14ms 3 Jul 2025 764th Jak-Ch-ll 0 65 12ms 6 Jul 2025 764th anter69 🇭🇺 0 65 14ms 9 Jul 2025 764th Flekay 🇩🇪 0 65 15ms 10 Jul 2025 764th klixel 🇨🇦 0 65 10ms 11 Jul 2025 764th KasperKivimaeki 🇫🇮 0 65 11ms 15 Jul 2025 764th Nyandereian 0 65 11ms 15 Jul 2025 764th itu-itis21-akkoyuno21 0 65 13ms 15 Jul 2025 764th GrayJoKing 🇦🇺 0 65 15ms 18 Jul 2025 764th AbrahamJLR 🇻🇪 0 65 15ms 18 Jul 2025 764th RaBa21 🇭🇺 0 65 14ms 19 Jul 2025 764th jeetsh4h 0 65 15ms 19 Jul 2025 764th LostSyntax21 🇬🇧 0 65 14ms 19 Jul 2025 764th wuduculfre 0 65 13ms 21 Jul 2025 764th yjgnaw 0 65 15ms 24 Jul 2025 764th oween12 0 65 10ms 6 Aug 2025 764th xiaoyiming123 0 65 13ms 11 Aug 2025 764th EthanJantz 0 65 15ms 12 Aug 2025 764th wobblybits 0 65 10ms 14 Aug 2025 764th janlelis 0 65 10ms 14 Aug 2025 764th ShaanveerS 0 65 14ms 17 Aug 2025 764th ut0s 0 65 14ms 23 Aug 2025 764th HETHAT 🇩🇿 0 65 13ms 3 Sep 2025 764th republic82 0 65 14ms 13 Sep 2025 764th snoozingnewt 🇺🇸 0 65 9ms 15 Sep 2025 764th snoozingnewt 🇺🇸 0 65 171ms 15 Sep 2025 764th snoozingnewt 🇺🇸 0 65 14ms 15 Sep 2025 764th snoozingnewt 🇺🇸 0 65 4ms 15 Sep 2025 764th hellopir2 0 65 14ms 18 Sep 2025 764th edsrzf 🇳🇿 0 65 3ms 18 Sep 2025 764th GolfingSuccess 🇬🇷 0 65 4ms 19 Sep 2025 764th DialFrost 🇸🇬 0 65 3ms 19 Sep 2025 First Prev 826–900 of 2,835 Next Last