Tutorial in all languages in chars. 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 906th DialFrost 🇸🇬 0 65 12ms 17 Apr 2025 906th error256 0 65 12ms 17 Apr 2025 906th edsrzf 🇳🇿 0 65 158ms 17 Apr 2025 906th edsrzf 🇳🇿 0 65 3ms 18 Apr 2025 906th HumanoidCPU 0 65 7ms 18 Apr 2025 906th HumanoidCPU 0 65 161ms 18 Apr 2025 906th DialFrost 🇸🇬 0 65 153ms 18 Apr 2025 906th BlankSpruce 0 65 12ms 18 Apr 2025 906th Shanethegamer 🇺🇸 0 65 160ms 18 Apr 2025 906th CaedenHarper 🇨🇦 0 65 6ms 18 Apr 2025 906th CaedenHarper 🇨🇦 0 65 153ms 18 Apr 2025 906th undefinedRyan 0 65 11ms 19 Apr 2025 906th DialFrost 🇸🇬 0 65 3ms 20 Apr 2025 906th dokutan 0 65 6ms 28 Apr 2025 906th RYSF13 🇨🇳 0 65 2ms 13 May 2025 906th Shanethegamer 🇺🇸 0 65 3ms 13 May 2025 906th Kyogre-Primal 🇺🇦 0 65 11ms 21 May 2025 906th fuzzylojik-golf 🇺🇸 0 65 11ms 5 Jun 2025 906th codingisgreatbutiamnot 0 65 12ms 7 Jun 2025 906th cros107 🇦🇺 0 65 12ms 14 Jun 2025 906th long279595192 0 65 12ms 20 Jun 2025 906th jiji7879 0 65 12ms 20 Jun 2025 906th zijinoier 0 65 12ms 25 Jun 2025 906th dirckvdende 0 65 11ms 30 Jun 2025 906th BREMAUCY 🇫🇷 0 65 12ms 1 Jul 2025 906th Quentin-AC 0 65 10ms 2 Jul 2025 906th Jak-Ch-ll 0 65 13ms 6 Jul 2025 906th Flekay 🇩🇪 0 65 11ms 10 Jul 2025 906th klixel 🇨🇦 0 65 10ms 11 Jul 2025 906th Bpc-CPU 0 65 304ms 12 Jul 2025 906th KasperKivimaeki 🇫🇮 0 65 10ms 15 Jul 2025 906th Nyandereian 0 65 10ms 15 Jul 2025 906th itu-itis21-akkoyuno21 0 65 11ms 15 Jul 2025 906th GrayJoKing 🇦🇺 0 65 11ms 18 Jul 2025 906th LostSyntax21 🇬🇧 0 65 12ms 19 Jul 2025 906th yjgnaw 0 65 10ms 24 Jul 2025 906th oween12 0 65 11ms 6 Aug 2025 906th xiaoyiming123 0 65 12ms 11 Aug 2025 906th EthanJantz 0 65 13ms 12 Aug 2025 906th wobblybits 0 65 13ms 14 Aug 2025 906th janlelis 0 65 12ms 14 Aug 2025 906th ShaanveerS 0 65 12ms 17 Aug 2025 906th Vexxter9 🇳🇱 0 65 339ms 21 Aug 2025 906th ut0s 0 65 10ms 23 Aug 2025 906th HETHAT 🇩🇿 0 65 12ms 3 Sep 2025 906th republic82 0 65 12ms 13 Sep 2025 906th snoozingnewt 🇨🇦 0 65 7ms 15 Sep 2025 906th snoozingnewt 🇨🇦 0 65 151ms 15 Sep 2025 906th snoozingnewt 🇨🇦 0 65 3ms 15 Sep 2025 906th edsrzf 🇳🇿 0 65 4ms 18 Sep 2025 906th GolfingSuccess 🇬🇷 0 65 3ms 19 Sep 2025 906th DialFrost 🇸🇬 0 65 3ms 19 Sep 2025 906th retrohun 0 65 328ms 19 Sep 2025 906th ahmetdemirag 🇨🇾 0 65 12ms 24 Sep 2025 906th ShikChen 🇹🇼 0 65 12ms 26 Sep 2025 906th Shanethegamer 🇺🇸 0 65 3ms 28 Sep 2025 906th davecame 0 65 12ms 3 Oct 2025 906th CommandLeo 🇮🇹 0 65 12ms 4 Oct 2025 906th pixelated-pup 0 65 12ms 6 Oct 2025 906th snoozingnewt 🇨🇦 0 65 3ms 6 Oct 2025 906th fvla 0 65 11ms 14 Oct 2025 906th asarvazyan 0 65 11ms 18 Oct 2025 906th intgrah 0 65 12ms 22 Oct 2025 906th Openstreetmapler 0 65 337ms 30 Oct 2025 906th j-zhang43 0 65 11ms 17 Nov 2025 906th msbranicky 0 65 2ms 18 Nov 2025 906th MeWhenI 🇻🇦 0 65 3ms 23 Nov 2025 906th Babafaba 0 65 11ms 24 Nov 2025 906th Emutis 🇱🇹 0 65 12ms 26 Nov 2025 906th edsrzf 🇳🇿 0 65 167ms 28 Nov 2025 906th Languag3 0 65 12ms 5 Dec 2025 906th FortuiteMan 🇫🇷 0 65 10ms 13 Dec 2025 906th toubsen 🇩🇪 0 65 5ms 30 Dec 2025 906th HumanoidCPU 0 65 3ms 1 Jan 2026 906th HumanoidCPU 0 65 3ms 1 Jan 2026 906th jakcharvat 0 65 10ms 13 Jan 2026 906th Mefred 0 65 287ms 15 Jan 2026 906th FortuiteMan 🇫🇷 0 65 266ms 3 Feb 2026 906th 5cw 🇺🇸 0 65 10ms 23 days ago 906th theobori 0 65 11ms 2 days ago First Prev 961–1,040 of 3,371 Next Last