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 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 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 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 224th msbranicky 0 77 13ms 22 days ago 227th ComputerKWasTaken 🇺🇸 0 78 11ms 27 Jan 2025 227th voytxt 🇨🇿 0 78 11ms 5 Feb 2025 227th Gopalkataria 🇮🇳 0 78 10ms 20 Feb 2025 227th FoxInTheClouds 0 78 13ms 20 days ago 231st sciencejiho 0 80 10ms 26 May 2025 231st aaardwark 0 80 10ms 3 Jun 2025 231st pikapikapikapikapikapika 0 80 11ms 2 days ago 234th UnicornOnAzur 0 82 10ms 3 Jun 2025 234th heisenbirb 0 82 10ms 6 Jun 2025 234th HunterC14 0 82 14ms 17 days ago 237th brahim-lamnaouar 0 84 11ms 5 Mar 2025 238th argentite 0 86 10ms 11 Sep 2025 239th ThomasDelepine 0 87 13ms 28 Oct 2025 239th kayaulai 0 87 13ms 10 days ago 241st RedzGoose 🇦🇺 0 88 12ms 15 Dec 2024 241st desecaw13 0 88 11ms 24 Jan 2025 241st psethwick 0 88 10ms 31 Jan 2025 241st croc54 0 88 12ms 7 Feb 2025 241st hippopotam00sehead 🇨🇦 0 88 12ms 20 Feb 2025 241st SOONwasTaken 0 88 13ms 18 Mar 2025 241st jameswmccarty 0 88 11ms 28 Mar 2025 241st 40fied4t 0 88 12ms 5 May 2025 241st Symmetori 0 88 12ms 20 May 2025 241st DABANANAMAN120 0 88 10ms 26 Jun 2025 241st Upload-and-View 🇺🇦 0 88 10ms 24 Jul 2025 241st MikSm1th 0 88 13ms 1 Aug 2025 241st ToE42 0 88 12ms 31 Oct 2025 241st muslii4 0 88 13ms 4 Nov 2025 241st Carlos-EAC 0 88 13ms 10 days ago 256th gamk3 0 90 10ms 6 May 2025 257th ivittacl 0 91 11ms 8 Aug 2025 258th GeneralFabian 0 92 14ms 4 Dec 2024 258th Salutations45 0 92 10ms 26 Jan 2025 258th RYSF13 🇨🇳 0 92 11ms 27 Jan 2025 258th Wonamm 0 92 12ms 14 Feb 2025 258th bobbysq 0 92 10ms 22 Feb 2025 258th innxir 0 92 13ms 19 Mar 2025 258th aekkang 0 92 14ms 13 May 2025 258th EnisEfe0 0 92 10ms 18 May 2025 258th matejmatik123 🇸🇰 0 92 10ms 15 Jul 2025 258th Chara-0x 0 92 11ms 18 Sep 2025 258th jacekwladzinski 0 92 12ms 2 Oct 2025 258th MiceAndDice 0 92 40ms 6 Oct 2025 258th jtaxen 0 92 13ms 15 Oct 2025 258th irmilla2006 0 92 10ms 17 Oct 2025 258th Voltrifrodec 🇸🇰 0 92 13ms 8 days ago 273rd targrik 0 94 13ms 15 Feb 2025 273rd MrRumples 0 94 10ms 6 Jun 2025 273rd frankgraziano 0 94 10ms 18 Jul 2025 273rd brimstonetrader 0 94 10ms 31 Jul 2025 273rd cthierfelder 🇲🇨 0 94 10ms 1 Aug 2025 273rd katss2 0 94 13ms 14 Aug 2025 273rd Aaditya-Chunekar 0 94 10ms 29 Aug 2025 273rd aalec 0 94 15ms 24 days ago 281st Evytag 🇫🇷 0 95 14ms 9 Oct 2025 282nd C0DET1GER 0 96 12ms 1 Feb 2025 282nd Lv0Sys 🇵🇱 0 96 10ms 25 May 2025 282nd Naitzirch 🇳🇱 0 96 10ms 3 Jul 2025 282nd vishwathg 0 96 10ms 25 Jul 2025 282nd helloworld127 0 96 10ms 9 Aug 2025 282nd PanNessMain 0 96 10ms 26 Aug 2025 282nd WildTooth 0 96 13ms 9 Oct 2025 282nd Beshamel 0 96 15ms 9 Oct 2025 282nd giant-web 0 96 13ms 16 Oct 2025 282nd jreineke 0 96 15ms 25 Oct 2025 292nd RexRowan 🇬🇧 0 98 11ms 17 Jun 2025 292nd EfficiencySimplicity 0 98 13ms 2 days ago 294th ESOrSomething 0 99 12ms 26 Sep 2025 295th RuralAnemone 0 100 12ms 18 Mar 2025 295th alexanderkuesel 0 100 13ms 20 Jun 2025 295th Seis 0 100 12ms 3 Jul 2025 298th OyuDays 0 102 13ms 17 Mar 2025 298th abali2509 0 102 13ms 25 days ago 300th Zilbo314 0 106 14ms 21 May 2025 First Prev 226–300 of 333 Next Last