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 654th robin-scragg 0 58 11ms 30 Aug 2025 654th KapelMeister 0 58 11ms 2 Sep 2025 654th travisdoesmath 0 58 13ms 6 Sep 2025 654th snoozingnewt 🇨🇦 0 58 6ms 15 Sep 2025 654th snoozingnewt 🇨🇦 0 58 4ms 15 Sep 2025 654th snoozingnewt 🇨🇦 0 58 12ms 15 Sep 2025 654th snoozingnewt 🇨🇦 0 58 3ms 15 Sep 2025 654th hellopir2 0 58 11ms 18 Sep 2025 654th now4est 🇯🇵 0 58 12ms 21 Sep 2025 654th J09M 0 58 11ms 25 Sep 2025 654th kg583 🇺🇸 0 58 4ms 27 Sep 2025 654th KatieLG 🇬🇧 0 58 11ms 2 Oct 2025 654th plcc0 0 58 6ms 7 Oct 2025 654th luuumine 🇫🇷 0 58 11ms 8 Oct 2025 654th Matter1024 🇮🇳 0 58 13ms 15 Nov 2025 654th chattyplatinumcool 0 58 13ms 18 Nov 2025 654th sunleonid 0 58 11ms 21 Nov 2025 654th TheZwierzLF 🇵🇱 0 58 535ms 21 Nov 2025 654th JOrE20 0 58 13ms 25 Nov 2025 654th JOrE20 0 58 6ms 25 Nov 2025 654th CornerMercury 🇬🇧 0 58 10ms 19 Dec 2025 654th FoxInTheClouds 0 58 11ms 30 Jan 2026 654th Steffan153 🇫🇮 0 58 12ms 15 days ago 654th ndren 0 58 12ms 2 days ago 654th edward-Han1024 0 58 11ms 6 hours ago 746th MeWhenI 🇻🇦 0 59 6ms 11 Dec 2024 746th lukegustafson 🇺🇸 0 59 169ms 21 Dec 2024 746th yujh-yujh 🇬🇸 0 59 13ms 3 Jan 2025 746th emgordon154 0 59 4ms 8 Jan 2025 746th duckyluuk 🇳🇱 0 59 5ms 12 Jan 2025 746th Natanaelel 🇸🇪 0 59 4ms 2 Feb 2025 746th dokutan 0 59 12ms 3 Feb 2025 746th Shanethegamer 🇺🇸 0 59 3ms 7 Feb 2025 746th voytxt 🇨🇿 0 59 6ms 8 Feb 2025 746th sohamkorade 0 59 13ms 13 Feb 2025 746th DanielBash 0 59 11ms 22 Feb 2025 746th persistz 0 59 10ms 30 Jun 2025 746th LostSyntax21 🇬🇧 0 59 4ms 19 Jul 2025 746th vgamula 🇺🇦 0 59 11ms 5 Aug 2025 746th Boowie41 0 59 11ms 10 Nov 2025 746th FlyingPenguin223 0 59 2ms 14 Nov 2025 746th MeWhenI 🇻🇦 0 59 2ms 14 Nov 2025 763rd emgordon154 0 60 160ms 28 Nov 2024 763rd xsot 🇸🇬 0 60 6ms 4 Dec 2024 763rd Shanethegamer 🇺🇸 0 60 170ms 10 Jan 2025 763rd emgordon154 0 60 4,481ms 4 Feb 2025 763rd klixel 🇨🇦 0 60 84ms 8 Apr 2025 763rd swcnt 0 60 14ms 9 Apr 2025 763rd rucin93 🇵🇱 0 60 170ms 17 Apr 2025 763rd dokutan 0 60 170ms 6 Jun 2025 763rd emgordon154 0 60 2ms 5 Aug 2025 763rd emgordon154 0 60 89ms 5 Nov 2025 763rd Babafaba 0 60 542ms 24 Nov 2025 763rd yujqiao 0 60 12ms 15 Dec 2025 763rd dokutan 0 60 4ms 26 days ago 776th Shanethegamer 🇺🇸 0 61 12ms 20 Nov 2024 776th stefangimmillaro 0 61 12ms 21 Nov 2024 776th error256 0 61 12ms 21 Nov 2024 776th ovs-code 🇩🇪 0 61 12ms 25 Nov 2024 776th GolfingSuccess 🇬🇷 0 61 13ms 25 Nov 2024 776th sean-niemann 🇺🇸 0 61 13ms 26 Nov 2024 776th duckyluuk 🇳🇱 0 61 12ms 26 Nov 2024 776th DialFrost 🇸🇬 0 61 13ms 26 Nov 2024 776th rucin93 🇵🇱 0 61 12ms 26 Nov 2024 776th emgordon154 0 61 13ms 28 Nov 2024 776th stefangimmillaro 0 61 6ms 3 Dec 2024 776th lukegustafson 🇺🇸 0 61 13ms 7 Dec 2024 776th MeWhenI 🇻🇦 0 61 12ms 11 Dec 2024 776th emplv 🇱🇻 0 61 13ms 11 Dec 2024 776th voytxt 🇨🇿 0 61 12ms 22 Dec 2024 776th Salutations45 0 61 12ms 29 Dec 2024 776th duckyluuk 🇳🇱 0 61 2,010ms 12 Jan 2025 776th CLOStrophobic 🇮🇹 0 61 12ms 22 Jan 2025 776th voytxt 🇨🇿 0 61 5ms 25 Jan 2025 776th m-tkach 🇺🇦 0 61 12ms 30 Jan 2025 776th Natanaelel 🇸🇪 0 61 11ms 2 Feb 2025 776th CaedenHarper 🇨🇦 0 61 12ms 3 Feb 2025 776th BalaM314 0 61 12ms 4 Feb 2025 776th kg583 🇺🇸 0 61 77ms 5 Feb 2025 776th GolfingSuccess 🇬🇷 0 61 69ms 5 Feb 2025 First Prev 721–800 of 3,373 Next Last