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 Gray Code Decoder Gray Code Encoder 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 Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 304th Shanethegamer 🇺🇸 0 35 2ms 17 Apr 2025 304th HumanoidCPU 0 35 2ms 18 Apr 2025 304th frankgraziano 0 35 2ms 18 Apr 2025 304th CaedenHarper 🇨🇦 0 35 2ms 18 Apr 2025 304th gigaprofisi 🇺🇸 0 35 3ms 17 Jun 2025 304th dokutan 0 35 2ms 2 Jul 2025 304th sean-niemann 🇺🇸 0 35 44ms 5 Jul 2025 304th edsrzf 🇳🇿 0 35 4ms 20 Jul 2025 304th AbrahamJLR 🇻🇪 0 35 2ms 21 Jul 2025 304th snoozingnewt 🇨🇦 0 35 2ms 15 Sep 2025 304th snoozingnewt 🇨🇦 0 35 4ms 15 Sep 2025 304th GrayJoKing 🇦🇺 0 35 4ms 7 Nov 2025 304th luuumine 🇫🇷 0 35 2ms 10 Nov 2025 304th KasperKivimaeki 🇫🇮 0 35 5ms 18 Nov 2025 304th ryyyn 🇺🇸 0 35 2ms 20 Nov 2025 304th JOrE20 0 35 2ms 25 Nov 2025 304th dokutan 0 35 4ms 24 Jan 2026 304th FoxInTheClouds 0 35 2ms 6 Feb 2026 304th marcuswilcour 0 35 2ms 27 days ago 304th NameRandomString 0 35 2ms 21 days ago 304th DayDun 🇸🇪 0 35 5ms 15 days ago 304th Matter1024 🇮🇳 0 35 4ms 9 days ago 304th jusaka 0 35 134ms 5 days ago 344th Shanethegamer 🇺🇸 0 36 535ms 20 Nov 2024 344th error256 0 36 605ms 21 Nov 2024 344th DialFrost 🇸🇬 0 36 577ms 26 Nov 2024 344th emgordon154 0 36 580ms 3 Dec 2024 344th SirBogman 🇺🇸 0 36 552ms 3 Dec 2024 344th GolfingSuccess 🇬🇷 0 36 536ms 7 Dec 2024 344th antimon2 🇯🇵 0 36 521ms 16 Dec 2024 344th CaedenHarper 🇨🇦 0 36 577ms 4 Jan 2025 344th dokutan 0 36 548ms 3 Feb 2025 344th retrohun 0 36 2ms 31 Mar 2025 344th ovs-code 🇩🇪 0 36 590ms 17 Apr 2025 344th edsrzf 🇳🇿 0 36 539ms 17 Apr 2025 344th HumanoidCPU 0 36 593ms 18 Apr 2025 344th alemelis 0 36 530ms 20 Jun 2025 344th frankgraziano 0 36 598ms 6 Aug 2025 344th snoozingnewt 🇨🇦 0 36 584ms 15 Sep 2025 360th ovs-code 🇩🇪 0 37 16ms 26 Nov 2024 360th 2bular 0 37 36ms 9 Dec 2024 360th Natanaelel 🇸🇪 0 37 2ms 26 Jan 2025 360th DialFrost 🇸🇬 0 37 22ms 24 Feb 2025 360th Sakisan 🇧🇪 0 37 19ms 5 Apr 2025 360th dokutan 0 37 16ms 13 Apr 2025 360th DialFrost 🇸🇬 0 37 46ms 17 Apr 2025 360th MeWhenI 🇻🇦 0 37 16ms 17 Apr 2025 360th Shanethegamer 🇺🇸 0 37 39ms 17 Apr 2025 360th GolfingSuccess 🇬🇷 0 37 16ms 17 Apr 2025 360th Shanethegamer 🇺🇸 0 37 17ms 17 Apr 2025 360th HumanoidCPU 0 37 41ms 18 Apr 2025 360th HumanoidCPU 0 37 22ms 18 Apr 2025 360th HPWiz 🇳🇿 0 37 19ms 18 Apr 2025 360th CaedenHarper 🇨🇦 0 37 45ms 18 Apr 2025 360th CaedenHarper 🇨🇦 0 37 17ms 19 Apr 2025 360th GolfingSuccess 🇬🇷 0 37 40ms 19 Apr 2025 360th edsrzf 🇳🇿 0 37 16ms 19 Apr 2025 360th zacjl 0 37 5ms 20 Apr 2025 360th frankgraziano 0 37 43ms 19 May 2025 360th lynn 0 37 44ms 15 Jun 2025 360th frankgraziano 0 37 16ms 26 Jul 2025 360th albanian-laundromat 🇺🇸 0 37 16ms 4 Aug 2025 360th snoozingnewt 🇨🇦 0 37 45ms 15 Sep 2025 360th snoozingnewt 🇨🇦 0 37 16ms 15 Sep 2025 360th SirBogman 🇺🇸 0 37 46ms 5 Oct 2025 386th ovs-code 🇩🇪 0 38 42ms 25 Nov 2024 386th emgordon154 0 38 4ms 27 Nov 2024 386th CLOStrophobic 🇮🇹 0 38 16ms 22 Jan 2025 386th ovs-code 🇩🇪 0 38 3ms 5 Feb 2025 386th GolfingSuccess 🇬🇷 0 38 3ms 15 Feb 2025 386th btjones0 0 38 2ms 17 Feb 2025 386th 2bular 0 38 3ms 7 Mar 2025 386th Frowny 0 38 34ms 10 Mar 2025 386th Shanethegamer 🇺🇸 0 38 3ms 17 Apr 2025 386th HumanoidCPU 0 38 3ms 18 Apr 2025 386th Mukundan314 0 38 22ms 25 Apr 2025 386th snoozingnewt 🇨🇦 0 38 3ms 15 Sep 2025 398th MeWhenI 🇻🇦 0 39 149ms 29 Jan 2025 398th DialFrost 🇸🇬 0 39 168ms 17 Apr 2025 398th yobatm 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