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 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 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 Multitap Input 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 ><> 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 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 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 Multitap Input 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 731st m-tkach 🇺🇦 0 61 11ms 30 Jan 2025 731st Natanaelel 🇸🇪 0 61 12ms 2 Feb 2025 731st CaedenHarper 🇨🇦 0 61 12ms 3 Feb 2025 731st BalaM314 0 61 12ms 4 Feb 2025 731st kg583 🇺🇸 0 61 103ms 5 Feb 2025 731st GolfingSuccess 🇬🇷 0 61 107ms 5 Feb 2025 731st HumanoidCPU 0 61 4ms 7 Feb 2025 731st targrik 0 61 11ms 8 Feb 2025 731st MeWhenI 🇻🇦 0 61 5ms 14 Feb 2025 731st targrik 0 61 4ms 15 Feb 2025 731st attila8192 0 61 12ms 1 Mar 2025 731st targrik 0 61 2ms 14 Mar 2025 731st janlelis 0 61 12ms 31 Mar 2025 731st b-illy 🇬🇧 0 61 11ms 16 Apr 2025 731st janbehrens 🇩🇪 0 61 13ms 17 Apr 2025 731st pardouin 🇫🇷 0 61 12ms 17 Apr 2025 731st Shanethegamer 🇺🇸 0 61 102ms 17 Apr 2025 731st edsrzf 🇳🇿 0 61 12ms 17 Apr 2025 731st HumanoidCPU 0 61 96ms 18 Apr 2025 731st HumanoidCPU 0 61 11ms 18 Apr 2025 731st AlephSquirrel 0 61 11ms 20 Apr 2025 731st Sam-Vrgl 0 61 14ms 13 May 2025 731st c-py 0 61 12ms 14 May 2025 731st albanian-laundromat 0 61 99ms 6 Jun 2025 731st Andrey-Plotnikov 0 61 11ms 19 Jun 2025 731st a6166231 🇨🇳 0 61 12ms 20 Jun 2025 731st elana-teal 0 61 12ms 20 Jun 2025 731st BREMAUCY 🇫🇷 0 61 12ms 1 Jul 2025 731st RYSF13 🇨🇳 0 61 13ms 5 Jul 2025 731st p01 0 61 11ms 28 Jul 2025 731st KrausRaus 🇺🇸 0 61 12ms 29 Jul 2025 731st dmrichwa 🇺🇸 0 61 11ms 29 Jul 2025 731st dokutan 0 61 4ms 5 Aug 2025 731st gitchaell 🇧🇴 0 61 12ms 6 Aug 2025 731st lukepolak 0 61 11ms 7 Aug 2025 731st adrianbgo 0 61 13ms 7 Aug 2025 731st helbling 🇨🇭 0 61 11ms 28 Aug 2025 731st snoozingnewt 🇨🇦 0 61 122ms 15 Sep 2025 731st snoozingnewt 🇨🇦 0 61 12ms 15 Sep 2025 731st larsendaniel 0 61 11ms 7 Nov 2025 731st JOrE20 🇺🇸 0 61 12ms 22 days ago 731st GodlyProgrammer1 0 61 11ms 18 days ago 731st Kacarott 🇦🇺 0 61 122ms 16 days ago 794th emgordon154 0 62 2ms 27 Nov 2024 794th CLOStrophobic 🇮🇹 0 62 4ms 4 Feb 2025 794th DialFrost 🇸🇬 0 62 8ms 15 Feb 2025 794th heanyang1 0 62 17ms 26 Mar 2025 794th dokutan 0 62 1,481ms 15 Jul 2025 794th 6512345 0 62 112ms 4 Nov 2025 800th kg583 🇺🇸 0 63 49ms 21 Nov 2024 800th sean-niemann 🇺🇸 0 63 156ms 10 Dec 2024 800th MeWhenI 🇻🇦 0 63 5ms 18 Dec 2024 800th zacjl 0 63 52ms 31 Dec 2024 800th CLOStrophobic 🇮🇹 0 63 58ms 17 Jan 2025 800th edsrzf 🇳🇿 0 63 50ms 9 Feb 2025 800th GolfingSuccess 🇬🇷 0 63 49ms 9 Feb 2025 800th Nemikolh 🇫🇷 0 63 12ms 12 Feb 2025 800th GolfingSuccess 🇬🇷 0 63 158ms 20 Feb 2025 800th varhammer 🇷🇺 0 63 6ms 22 Feb 2025 800th voytxt 🇨🇿 0 63 155ms 17 Apr 2025 800th FlyingPenguin223 0 63 62ms 17 Apr 2025 800th DialFrost 🇸🇬 0 63 160ms 17 Apr 2025 800th DialFrost 🇸🇬 0 63 5ms 17 Apr 2025 800th DialFrost 🇸🇬 0 63 49ms 17 Apr 2025 800th pardouin 🇫🇷 0 63 164ms 17 Apr 2025 800th Shanethegamer 🇺🇸 0 63 6ms 17 Apr 2025 800th Shanethegamer 🇺🇸 0 63 54ms 17 Apr 2025 800th GolfingSuccess 🇬🇷 0 63 6ms 17 Apr 2025 800th HumanoidCPU 0 63 155ms 18 Apr 2025 800th HumanoidCPU 0 63 6ms 18 Apr 2025 800th HumanoidCPU 0 63 50ms 18 Apr 2025 800th CaedenHarper 🇨🇦 0 63 162ms 18 Apr 2025 800th CaedenHarper 🇨🇦 0 63 6ms 18 Apr 2025 800th CaedenHarper 🇨🇦 0 63 58ms 18 Apr 2025 800th dokutan 0 63 7ms 28 Apr 2025 First Prev 751–825 of 2,937 Next Last