Tutorial in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 712th DialFrost 🇸🇬 0 59 15ms 17 Apr 2025 712th zacjl 0 59 15ms 17 Apr 2025 712th Shanethegamer 🇺🇸 0 59 15ms 17 Apr 2025 712th HumanoidCPU 0 59 15ms 18 Apr 2025 712th dokutan 0 59 15ms 28 Apr 2025 712th edsrzf 🇳🇿 0 59 14ms 13 Jun 2025 712th LostSyntax21 🇬🇧 0 59 4ms 19 Jul 2025 712th snoozingnewt 🇨🇦 0 59 14ms 15 Sep 2025 712th gaving-quadprep 0 59 75ms 26 Oct 2025 712th FlyingPenguin223 0 59 2ms 14 Nov 2025 712th MeWhenI 🇻🇦 0 59 2ms 14 Nov 2025 732nd xsot 🇸🇬 0 60 7ms 4 Dec 2024 732nd CatsAreFluffy 0 60 70ms 13 Dec 2024 732nd emgordon154 0 60 2,511ms 4 Feb 2025 732nd klixel 🇨🇦 0 60 89ms 8 Apr 2025 732nd emgordon154 0 60 2ms 5 Aug 2025 732nd emgordon154 0 60 89ms 5 Nov 2025 732nd Babafaba 0 60 742ms 24 Nov 2025 732nd dokutan 0 60 4ms 9 Feb 2026 740th Shanethegamer 🇺🇸 0 61 12ms 20 Nov 2024 740th stefangimmillaro 0 61 14ms 21 Nov 2024 740th error256 0 61 15ms 21 Nov 2024 740th ovs-code 🇩🇪 0 61 16ms 25 Nov 2024 740th GolfingSuccess 🇬🇷 0 61 12ms 25 Nov 2024 740th sean-niemann 🇺🇸 0 61 13ms 26 Nov 2024 740th duckyluuk 🇳🇱 0 61 12ms 26 Nov 2024 740th DialFrost 🇸🇬 0 61 12ms 26 Nov 2024 740th rucin93 🇵🇱 0 61 15ms 26 Nov 2024 740th emgordon154 0 61 12ms 28 Nov 2024 740th stefangimmillaro 0 61 7ms 3 Dec 2024 740th lukegustafson 🇺🇸 0 61 14ms 7 Dec 2024 740th MeWhenI 🇻🇦 0 61 14ms 11 Dec 2024 740th emplv 🇱🇻 0 61 11ms 11 Dec 2024 740th voytxt 🇨🇿 0 61 14ms 22 Dec 2024 740th Salutations45 0 61 13ms 29 Dec 2024 740th duckyluuk 🇳🇱 0 61 2,010ms 12 Jan 2025 740th CLOStrophobic 🇮🇹 0 61 13ms 22 Jan 2025 740th voytxt 🇨🇿 0 61 5ms 25 Jan 2025 740th m-tkach 🇺🇦 0 61 13ms 30 Jan 2025 740th Natanaelel 🇸🇪 0 61 12ms 2 Feb 2025 740th CaedenHarper 🇨🇦 0 61 12ms 3 Feb 2025 740th BalaM314 0 61 12ms 4 Feb 2025 740th kg583 🇺🇸 0 61 102ms 5 Feb 2025 740th GolfingSuccess 🇬🇷 0 61 100ms 5 Feb 2025 740th targrik 0 61 12ms 8 Feb 2025 740th MeWhenI 🇻🇦 0 61 3ms 14 Feb 2025 740th targrik 0 61 3ms 15 Feb 2025 740th attila8192 0 61 16ms 1 Mar 2025 740th targrik 0 61 2ms 14 Mar 2025 740th janlelis 0 61 13ms 31 Mar 2025 740th b-illy 🇬🇧 0 61 12ms 16 Apr 2025 740th janbehrens 🇩🇪 0 61 14ms 17 Apr 2025 740th pardouin 🇫🇷 0 61 12ms 17 Apr 2025 740th Shanethegamer 🇺🇸 0 61 109ms 17 Apr 2025 740th edsrzf 🇳🇿 0 61 14ms 17 Apr 2025 740th HumanoidCPU 0 61 100ms 18 Apr 2025 740th HumanoidCPU 0 61 15ms 18 Apr 2025 740th AlephSquirrel 0 61 17ms 20 Apr 2025 740th Sam-Vrgl 0 61 13ms 13 May 2025 740th c-py 0 61 12ms 14 May 2025 740th albanian-laundromat 🇺🇸 0 61 99ms 6 Jun 2025 740th Andrey-Plotnikov 0 61 13ms 19 Jun 2025 740th a6166231 🇨🇳 0 61 15ms 20 Jun 2025 740th BREMAUCY 🇫🇷 0 61 13ms 1 Jul 2025 740th RYSF13 🇨🇳 0 61 14ms 5 Jul 2025 740th p01 0 61 14ms 28 Jul 2025 740th KrausRaus 🇺🇸 0 61 13ms 29 Jul 2025 740th dmrichwa 🇺🇸 0 61 14ms 29 Jul 2025 740th dokutan 0 61 2ms 5 Aug 2025 740th gitchaell 🇧🇴 0 61 15ms 6 Aug 2025 740th lukepolak 0 61 14ms 7 Aug 2025 740th adrianbgo 0 61 15ms 7 Aug 2025 740th helbling 🇨🇭 0 61 13ms 28 Aug 2025 740th snoozingnewt 🇨🇦 0 61 113ms 15 Sep 2025 740th snoozingnewt 🇨🇦 0 61 13ms 15 Sep 2025 740th larsendaniel 0 61 15ms 7 Nov 2025 740th JOrE20 0 61 14ms 18 Nov 2025 740th GodlyProgrammer1 0 61 16ms 22 Nov 2025 740th Kacarott 🇦🇺 0 61 101ms 25 Nov 2025 740th egertaia 0 61 13ms 9 Jan 2026 First Prev 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