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 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 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 Erlang 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 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 Erlang 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 300th error256 0 36 560ms 21 Nov 2024 300th DialFrost 🇸🇬 0 36 559ms 26 Nov 2024 300th emgordon154 0 36 553ms 3 Dec 2024 300th SirBogman 🇺🇸 0 36 599ms 3 Dec 2024 300th GolfingSuccess 🇬🇷 0 36 561ms 7 Dec 2024 300th antimon2 🇯🇵 0 36 540ms 16 Dec 2024 300th CaedenHarper 🇨🇦 0 36 560ms 4 Jan 2025 300th dokutan 0 36 604ms 3 Feb 2025 300th retrohun 0 36 3ms 31 Mar 2025 300th ovs-code 🇩🇪 0 36 576ms 17 Apr 2025 300th edsrzf 🇳🇿 0 36 602ms 17 Apr 2025 300th HumanoidCPU 0 36 564ms 18 Apr 2025 300th alemelis 0 36 700ms 20 Jun 2025 300th frankgraziano 0 36 578ms 6 Aug 2025 300th snoozingnewt 🇺🇸 0 36 479ms 15 Sep 2025 316th ovs-code 🇩🇪 0 37 15ms 26 Nov 2024 316th 2bular 0 37 36ms 9 Dec 2024 316th Natanaelel 🇸🇪 0 37 2ms 26 Jan 2025 316th DialFrost 🇸🇬 0 37 19ms 24 Feb 2025 316th Sakisan 🇧🇪 0 37 14ms 5 Apr 2025 316th dokutan 0 37 15ms 13 Apr 2025 316th DialFrost 🇸🇬 0 37 47ms 17 Apr 2025 316th MeWhenI 🇻🇦 0 37 21ms 17 Apr 2025 316th Shanethegamer 🇺🇸 0 37 42ms 17 Apr 2025 316th GolfingSuccess 🇬🇷 0 37 28ms 17 Apr 2025 316th Shanethegamer 🇺🇸 0 37 19ms 17 Apr 2025 316th HumanoidCPU 0 37 48ms 18 Apr 2025 316th HumanoidCPU 0 37 15ms 18 Apr 2025 316th HPWiz 🇳🇿 0 37 16ms 18 Apr 2025 316th CaedenHarper 🇨🇦 0 37 47ms 18 Apr 2025 316th CaedenHarper 🇨🇦 0 37 14ms 19 Apr 2025 316th GolfingSuccess 🇬🇷 0 37 50ms 19 Apr 2025 316th edsrzf 🇳🇿 0 37 14ms 19 Apr 2025 316th zacjl 0 37 6ms 20 Apr 2025 316th frankgraziano 0 37 45ms 19 May 2025 316th lynn 0 37 49ms 15 Jun 2025 316th frankgraziano 0 37 19ms 26 Jul 2025 316th albanian-laundromat 0 37 18ms 4 Aug 2025 316th snoozingnewt 🇺🇸 0 37 48ms 15 Sep 2025 316th snoozingnewt 🇺🇸 0 37 14ms 15 Sep 2025 316th SirBogman 🇺🇸 0 37 48ms 5 Oct 2025 342nd ovs-code 🇩🇪 0 38 46ms 25 Nov 2024 342nd emgordon154 0 38 5ms 27 Nov 2024 342nd CLOStrophobic 🇮🇹 0 38 14ms 22 Jan 2025 342nd ovs-code 🇩🇪 0 38 4ms 5 Feb 2025 342nd GolfingSuccess 🇬🇷 0 38 11ms 15 Feb 2025 342nd btjones0 0 38 3ms 17 Feb 2025 342nd 2bular 0 38 4ms 7 Mar 2025 342nd Frowny 0 38 47ms 10 Mar 2025 342nd Shanethegamer 🇺🇸 0 38 4ms 17 Apr 2025 342nd HumanoidCPU 0 38 4ms 18 Apr 2025 342nd Mukundan314 0 38 14ms 25 Apr 2025 342nd snoozingnewt 🇺🇸 0 38 3ms 15 Sep 2025 354th MeWhenI 🇻🇦 0 39 142ms 29 Jan 2025 354th DialFrost 🇸🇬 0 39 132ms 17 Apr 2025 354th yobatm 0 39 41ms 3 Aug 2025 357th emgordon154 0 40 4ms 9 Feb 2025 357th DialFrost 🇸🇬 0 40 4ms 9 Feb 2025 357th GolfingSuccess 🇬🇷 0 40 8ms 12 Feb 2025 357th chunes3 🇺🇸 0 40 4ms 13 Feb 2025 357th targrik 0 40 4ms 15 Feb 2025 357th emgordon154 0 40 4ms 5 Mar 2025 357th MeWhenI 🇻🇦 0 40 5ms 17 Apr 2025 357th DialFrost 🇸🇬 0 40 6ms 17 Apr 2025 357th HumanoidCPU 0 40 8ms 18 Apr 2025 357th DialFrost 🇸🇬 0 40 7ms 20 Apr 2025 357th Shanethegamer 🇺🇸 0 40 7ms 6 Jun 2025 357th artem-aramma 0 40 4ms 18 Jun 2025 357th LostSyntax21 🇬🇧 0 40 4ms 19 Jul 2025 357th alemelis 0 40 19ms 3 Aug 2025 357th frankgraziano 0 40 8ms 13 Aug 2025 357th snoozingnewt 🇺🇸 0 40 7ms 15 Sep 2025 357th JOrE20 🇺🇸 0 40 7ms 2 days ago 374th GolfingSuccess 🇬🇷 0 42 4ms 25 Nov 2024 374th AlephSquirrel 0 42 4ms 27 Jan 2025 First Prev 301–375 of 2,876 Next Last