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 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 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 270th ryyyn 🇺🇸 0 35 3ms 15 days ago 270th JOrE20 🇺🇸 0 35 3ms 10 days ago 303rd Shanethegamer 🇺🇸 0 36 486ms 20 Nov 2024 303rd error256 0 36 546ms 21 Nov 2024 303rd DialFrost 🇸🇬 0 36 559ms 26 Nov 2024 303rd emgordon154 0 36 551ms 3 Dec 2024 303rd SirBogman 🇺🇸 0 36 589ms 3 Dec 2024 303rd GolfingSuccess 🇬🇷 0 36 561ms 7 Dec 2024 303rd antimon2 🇯🇵 0 36 540ms 16 Dec 2024 303rd CaedenHarper 🇨🇦 0 36 560ms 4 Jan 2025 303rd dokutan 0 36 532ms 3 Feb 2025 303rd retrohun 0 36 2ms 31 Mar 2025 303rd ovs-code 🇩🇪 0 36 546ms 17 Apr 2025 303rd edsrzf 🇳🇿 0 36 602ms 17 Apr 2025 303rd HumanoidCPU 0 36 529ms 18 Apr 2025 303rd alemelis 0 36 528ms 20 Jun 2025 303rd frankgraziano 0 36 524ms 6 Aug 2025 303rd snoozingnewt 🇨🇦 0 36 479ms 15 Sep 2025 319th ovs-code 🇩🇪 0 37 15ms 26 Nov 2024 319th 2bular 0 37 36ms 9 Dec 2024 319th Natanaelel 🇸🇪 0 37 2ms 26 Jan 2025 319th DialFrost 🇸🇬 0 37 19ms 24 Feb 2025 319th Sakisan 🇧🇪 0 37 14ms 5 Apr 2025 319th dokutan 0 37 15ms 13 Apr 2025 319th DialFrost 🇸🇬 0 37 47ms 17 Apr 2025 319th MeWhenI 🇻🇦 0 37 21ms 17 Apr 2025 319th Shanethegamer 🇺🇸 0 37 42ms 17 Apr 2025 319th GolfingSuccess 🇬🇷 0 37 28ms 17 Apr 2025 319th Shanethegamer 🇺🇸 0 37 19ms 17 Apr 2025 319th HumanoidCPU 0 37 48ms 18 Apr 2025 319th HumanoidCPU 0 37 15ms 18 Apr 2025 319th HPWiz 🇳🇿 0 37 16ms 18 Apr 2025 319th CaedenHarper 🇨🇦 0 37 47ms 18 Apr 2025 319th CaedenHarper 🇨🇦 0 37 14ms 19 Apr 2025 319th GolfingSuccess 🇬🇷 0 37 50ms 19 Apr 2025 319th edsrzf 🇳🇿 0 37 14ms 19 Apr 2025 319th zacjl 0 37 6ms 20 Apr 2025 319th frankgraziano 0 37 45ms 19 May 2025 319th lynn 0 37 49ms 15 Jun 2025 319th frankgraziano 0 37 19ms 26 Jul 2025 319th albanian-laundromat 0 37 18ms 4 Aug 2025 319th snoozingnewt 🇨🇦 0 37 48ms 15 Sep 2025 319th snoozingnewt 🇨🇦 0 37 14ms 15 Sep 2025 319th SirBogman 🇺🇸 0 37 48ms 5 Oct 2025 345th ovs-code 🇩🇪 0 38 46ms 25 Nov 2024 345th emgordon154 0 38 5ms 27 Nov 2024 345th CLOStrophobic 🇮🇹 0 38 14ms 22 Jan 2025 345th ovs-code 🇩🇪 0 38 4ms 5 Feb 2025 345th GolfingSuccess 🇬🇷 0 38 11ms 15 Feb 2025 345th btjones0 0 38 2ms 17 Feb 2025 345th 2bular 0 38 4ms 7 Mar 2025 345th Frowny 0 38 47ms 10 Mar 2025 345th Shanethegamer 🇺🇸 0 38 4ms 17 Apr 2025 345th HumanoidCPU 0 38 4ms 18 Apr 2025 345th Mukundan314 0 38 14ms 25 Apr 2025 345th snoozingnewt 🇨🇦 0 38 3ms 15 Sep 2025 357th MeWhenI 🇻🇦 0 39 139ms 29 Jan 2025 357th DialFrost 🇸🇬 0 39 122ms 17 Apr 2025 357th yobatm 0 39 41ms 3 Aug 2025 360th emgordon154 0 40 5ms 9 Feb 2025 360th DialFrost 🇸🇬 0 40 7ms 9 Feb 2025 360th GolfingSuccess 🇬🇷 0 40 8ms 12 Feb 2025 360th chunes3 🇺🇸 0 40 4ms 13 Feb 2025 360th targrik 0 40 4ms 15 Feb 2025 360th emgordon154 0 40 4ms 5 Mar 2025 360th MeWhenI 🇻🇦 0 40 5ms 17 Apr 2025 360th DialFrost 🇸🇬 0 40 6ms 17 Apr 2025 360th HumanoidCPU 0 40 8ms 18 Apr 2025 360th DialFrost 🇸🇬 0 40 7ms 20 Apr 2025 360th Shanethegamer 🇺🇸 0 40 7ms 6 Jun 2025 360th artem-aramma 0 40 4ms 18 Jun 2025 360th LostSyntax21 🇬🇧 0 40 4ms 19 Jul 2025 360th alemelis 0 40 19ms 3 Aug 2025 360th frankgraziano 0 40 8ms 13 Aug 2025 360th snoozingnewt 🇨🇦 0 40 7ms 15 Sep 2025 First Prev 301–375 of 2,913 Next Last