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 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 Continued Fractions 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 Continued Fractions 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 795th snoozingnewt 🇺🇸 0 63 7ms 15 Sep 2025 795th snoozingnewt 🇺🇸 0 63 48ms 15 Sep 2025 795th luuumine 🇫🇷 0 63 2ms 17 days ago 795th JOrE20 🇺🇸 0 63 7ms 9 days ago 795th kayaulai 0 63 83ms 4 days ago 831st Shanethegamer 🇺🇸 0 64 119ms 20 Nov 2024 831st error256 0 64 139ms 21 Nov 2024 831st error256 0 64 14ms 21 Nov 2024 831st emgordon154 0 64 3ms 26 Nov 2024 831st Liniarc 0 64 14ms 26 Nov 2024 831st Natanaelel 🇸🇪 0 64 146ms 9 Dec 2024 831st MeWhenI 🇻🇦 0 64 47ms 12 Dec 2024 831st MeWhenI 🇻🇦 0 64 16ms 14 Feb 2025 831st targrik 0 64 15ms 15 Feb 2025 831st calum12345 0 64 16ms 25 Mar 2025 831st Chinay-Domitrix 🇺🇸 0 64 4,020ms 18 Apr 2025 831st sean-niemann 🇺🇸 0 64 75ms 30 Apr 2025 831st TheDrawingCoder-Gamer 0 64 16ms 29 Jun 2025 831st Babafaba 0 64 15ms 15 Oct 2025 831st luuumine 🇫🇷 0 64 17ms 16 Oct 2025 831st GolfingSuccess 🇬🇷 0 64 3ms 15 days ago 847th Shanethegamer 🇺🇸 0 65 8ms 20 Nov 2024 847th stefangimmillaro 0 65 10ms 20 Nov 2024 847th edsrzf 🇳🇿 0 65 11ms 21 Nov 2024 847th ovs-code 🇩🇪 0 65 30ms 25 Nov 2024 847th GolfingSuccess 🇬🇷 0 65 10ms 25 Nov 2024 847th AlephSquirrel 0 65 12ms 25 Nov 2024 847th AlephSquirrel 0 65 47ms 25 Nov 2024 847th pardouin 🇫🇷 0 65 13ms 25 Nov 2024 847th btnlq 0 65 13ms 26 Nov 2024 847th CaedenHarper 🇨🇦 0 65 13ms 26 Nov 2024 847th inventshah 0 65 14ms 26 Nov 2024 847th sean-niemann 🇺🇸 0 65 147ms 26 Nov 2024 847th stefangimmillaro 0 65 159ms 26 Nov 2024 847th duckyluuk 🇳🇱 0 65 13ms 26 Nov 2024 847th ovs-code 🇩🇪 0 65 2ms 26 Nov 2024 847th Alex-x90 🇺🇸 0 65 12ms 28 Nov 2024 847th zacjl 0 65 13ms 1 Dec 2024 847th zacjl 0 65 8ms 1 Dec 2024 847th sisyphus-ppcg 🇦🇺 0 65 10ms 2 Dec 2024 847th SirBogman 🇺🇸 0 65 13ms 3 Dec 2024 847th xsot 🇸🇬 0 65 13ms 4 Dec 2024 847th ndren 0 65 13ms 5 Dec 2024 847th CornerMercury 🇬🇧 0 65 12ms 5 Dec 2024 847th lukegustafson 🇺🇸 0 65 10ms 7 Dec 2024 847th Europe2048 0 65 14ms 7 Dec 2024 847th neel11235813 0 65 10ms 9 Dec 2024 847th Seek64 🇩🇪 0 65 14ms 10 Dec 2024 847th MeWhenI 🇻🇦 0 65 3ms 11 Dec 2024 847th antimon2 🇯🇵 0 65 12ms 16 Dec 2024 847th error256 0 65 8ms 16 Dec 2024 847th edsrzf 🇳🇿 0 65 7ms 18 Dec 2024 847th bizy-coder 0 65 15ms 28 Dec 2024 847th Bulmenisaurus 0 65 10ms 1 Jan 2025 847th m-tkach 🇺🇦 0 65 139ms 3 Jan 2025 847th emgordon154 0 65 50ms 11 Jan 2025 847th prplz 🇦🇺 0 65 12ms 23 Jan 2025 847th kg583 🇺🇸 0 65 6ms 23 Jan 2025 847th CLOStrophobic 🇮🇹 0 65 7ms 23 Jan 2025 847th mathisfun271 0 65 10ms 25 Jan 2025 847th Natanaelel 🇸🇪 0 65 10ms 26 Jan 2025 847th Shanethegamer 🇺🇸 0 65 11ms 30 Jan 2025 847th firegene 🇮🇪 0 65 10ms 30 Jan 2025 847th Lydxn 🇨🇦 0 65 12ms 31 Jan 2025 847th commandblockguy 🇺🇸 0 65 10ms 2 Feb 2025 847th GolfingSuccess 🇬🇷 0 65 7ms 3 Feb 2025 847th bricknellj 0 65 10ms 5 Feb 2025 847th qpwoeirut 0 65 4,275ms 7 Feb 2025 847th xyangst 0 65 11ms 14 Feb 2025 847th emgordon154 0 65 49ms 17 Feb 2025 847th acotis 0 65 1,160ms 18 Feb 2025 847th gigaprofisi 🇺🇸 0 65 1,100ms 3 Mar 2025 847th GolfingSuccess 🇬🇷 0 65 149ms 6 Mar 2025 847th Jacob385 0 65 4ms 19 Mar 2025 847th 4atj 0 65 13ms 10 Apr 2025 First Prev 826–900 of 2,886 Next Last