Tutorial in Python 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 317th cthierfelder 🇲🇨 0 94 10ms 1 Aug 2025 317th katss2 0 94 12ms 14 Aug 2025 317th Aaditya-Chunekar 0 94 10ms 29 Aug 2025 317th aalec 0 94 11ms 9 Nov 2025 325th Evytag 🇫🇷 0 95 12ms 9 Oct 2025 326th C0DET1GER 0 96 11ms 1 Feb 2025 326th Lv0Sys 🇵🇱 0 96 12ms 25 May 2025 326th Naitzirch 🇳🇱 0 96 10ms 3 Jul 2025 326th vishwathg 0 96 12ms 25 Jul 2025 326th helloworld127 0 96 10ms 9 Aug 2025 326th PanNessMain 0 96 10ms 26 Aug 2025 326th WildTooth 0 96 12ms 9 Oct 2025 326th Beshamel 0 96 12ms 9 Oct 2025 326th giant-web 0 96 13ms 16 Oct 2025 326th jreineke 0 96 13ms 25 Oct 2025 326th brianrainer 0 96 11ms 8 Dec 2025 326th yoikolover 0 96 11ms 11 Dec 2025 326th mross39 0 96 10ms 23 days ago 339th RexRowan 🇬🇧 0 98 10ms 17 Jun 2025 339th EfficiencySimplicity 0 98 11ms 1 Dec 2025 341st ESOrSomething 0 99 12ms 26 Sep 2025 342nd RuralAnemone 0 100 10ms 18 Mar 2025 342nd alexanderkuesel 0 100 11ms 20 Jun 2025 342nd Seis 0 100 13ms 3 Jul 2025 342nd logalex8369 🇺🇸 0 100 11ms 18 Dec 2025 346th OyuDays 0 102 11ms 17 Mar 2025 346th abali2509 0 102 10ms 8 Nov 2025 346th MSRishab007 0 102 12ms 7 Dec 2025 346th cynicalcheshire 0 102 13ms 7 hours ago 350th Zilbo314 0 106 11ms 21 May 2025 350th Jagger002 0 106 12ms 24 Jun 2025 350th VeryHolyCheeeese 🇫🇮 0 106 11ms 24 Jun 2025 350th SirObby 🇫🇮 0 106 12ms 24 Jun 2025 350th 273dan 0 106 10ms 7 Dec 2025 355th pquline 0 111 12ms 4 Mar 2025 356th NicoBliss 0 114 12ms 16 Nov 2025 357th CFFinch62 0 121 11ms 28 May 2025 358th Ivanchik-cyber 0 122 11ms 28 May 2025 359th MichalMarsalek 🇨🇿 0 152 11ms 25 Nov 2024 359th CatsAreFluffy 0 152 11ms 13 Dec 2024 359th Thevitebsk 0 152 11ms 27 Dec 2024 359th AidanWalter 0 152 12ms 1 Jan 2025 359th Junebug2763 0 152 14ms 20 Jan 2025 359th xdaniel-lim 0 152 13ms 27 Jan 2025 359th yhm138 0 152 11ms 17 Feb 2025 359th MiLk 0 152 11ms 19 Feb 2025 359th kops-cg 0 152 10ms 22 Feb 2025 359th snooze92 🇫🇷 0 152 11ms 24 Feb 2025 359th gigaprofisi 🇺🇸 0 152 12ms 3 Mar 2025 359th hillkatherine 0 152 11ms 6 Mar 2025 359th alexander-labarge 0 152 12ms 7 Apr 2025 359th ridingqwerty 🇺🇸 0 152 12ms 16 May 2025 359th Lanssii 0 152 10ms 25 May 2025 359th stphn-mt 0 152 10ms 15 Jun 2025 359th mattiamaculan 0 152 11ms 29 Jun 2025 359th xDragoxboi 0 152 11ms 30 Jun 2025 359th snobbywaterfowl 0 152 11ms 10 Jul 2025 359th Bpc-CPU 0 152 12ms 12 Jul 2025 359th Vexxter9 🇳🇱 0 152 11ms 21 Aug 2025 359th danielhinker 0 152 10ms 12 Oct 2025 359th Nicolosse 0 152 12ms 16 Oct 2025 359th iuy1 0 152 12ms 23 Oct 2025 359th Openstreetmapler 0 152 12ms 30 Oct 2025 359th John-Jkar 0 152 11ms 27 Nov 2025 359th benanlam 0 152 10ms 11 Dec 2025 359th WalrusesAreAwesome 0 152 11ms 23 days ago 387th DavidAJL 0 546 12ms 7 Jan 2026 First Prev 321–387 of 387