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 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 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 236th punoko 0 74 11ms 9 Dec 2025 236th tomh1012 0 74 10ms 13 Jan 2026 243rd annaproxy 0 75 13ms 24 Dec 2024 243rd bowenkfan 0 75 13ms 10 Feb 2025 243rd lukepolak 0 75 12ms 7 Aug 2025 246th adamnielson42 🇺🇸 0 76 11ms 3 Dec 2024 246th amine4567 0 76 11ms 2 Aug 2025 246th GMDA60 0 76 13ms 15 Sep 2025 249th lewis-carboodle 0 77 10ms 11 Mar 2025 249th joaosferreira 0 77 11ms 7 Aug 2025 249th msbranicky 0 77 13ms 11 Nov 2025 252nd ComputerKWasTaken 🇺🇸 0 78 12ms 27 Jan 2025 252nd voytxt 🇨🇿 0 78 12ms 5 Feb 2025 252nd bropal404 🇮🇳 0 78 12ms 20 Feb 2025 255th JoeCustoms 0 79 11ms 19 days ago 256th sciencejiho 0 80 11ms 26 May 2025 256th aaardwark 0 80 10ms 3 Jun 2025 256th pikapikapikapikapikapika 0 80 12ms 2 Dec 2025 259th r-stem 0 81 14ms 7 days ago 260th UnicornOnAzur 0 82 11ms 3 Jun 2025 260th heisenbirb 0 82 10ms 6 Jun 2025 260th HunterC14 0 82 12ms 17 Nov 2025 263rd brahim-lamnaouar 0 84 13ms 5 Mar 2025 263rd AERobert 0 84 10ms 4 Feb 2026 265th argentite 0 86 12ms 11 Sep 2025 265th slimer37 0 86 12ms 6 Dec 2025 267th ThomasDelepine 0 87 10ms 28 Oct 2025 267th kayaulai 0 87 11ms 23 Nov 2025 267th zachattack531 0 87 12ms 4 Feb 2026 270th RedzGoose 🇦🇺 0 88 11ms 15 Dec 2024 270th desecaw13 0 88 12ms 24 Jan 2025 270th psethwick 0 88 11ms 31 Jan 2025 270th croc54 0 88 13ms 7 Feb 2025 270th hippopotam00sehead 🇨🇦 0 88 11ms 20 Feb 2025 270th SOONwasTaken 0 88 11ms 18 Mar 2025 270th jameswmccarty 0 88 13ms 28 Mar 2025 270th 40fied4t 0 88 11ms 5 May 2025 270th Symmetori 0 88 13ms 20 May 2025 270th DABANANAMAN120 0 88 11ms 26 Jun 2025 270th muser-logiccpu 🇺🇦 0 88 12ms 24 Jul 2025 270th MikSm1th 0 88 13ms 1 Aug 2025 270th ToE42 0 88 11ms 31 Oct 2025 270th muslii4 0 88 11ms 4 Nov 2025 270th Carlos-EAC 0 88 12ms 23 Nov 2025 270th Jonson26 0 88 10ms 19 days ago 286th gamk3 0 90 12ms 6 May 2025 286th chriskhosh 0 90 11ms 2 Feb 2026 288th ivittacl 0 91 13ms 8 Aug 2025 289th GeneralFabian 0 92 10ms 4 Dec 2024 289th Salutations45 0 92 11ms 26 Jan 2025 289th RYSF13 🇨🇳 0 92 12ms 27 Jan 2025 289th Wonamm 0 92 11ms 14 Feb 2025 289th bobbysq 0 92 10ms 22 Feb 2025 289th innxir 0 92 12ms 19 Mar 2025 289th aekkang 0 92 10ms 13 May 2025 289th EnisEfe0 0 92 13ms 18 May 2025 289th matejmatik123 🇸🇰 0 92 12ms 15 Jul 2025 289th Chara-0x 0 92 13ms 18 Sep 2025 289th jacekwladzinski 0 92 12ms 2 Oct 2025 289th MiceAndDice 0 92 34ms 6 Oct 2025 289th jtaxen 0 92 12ms 15 Oct 2025 289th irmilla2006 0 92 13ms 17 Oct 2025 289th Voltrifrodec 🇸🇰 0 92 13ms 25 Nov 2025 289th MyckollWinchester 0 92 13ms 10 Dec 2025 289th kurkale6ka 0 92 12ms 16 Dec 2025 289th celiendonze 🇨🇭 0 92 12ms 18 Dec 2025 289th blaztoma 🇱🇹 0 92 12ms 24 Dec 2025 289th softpankekk7 🇬🇧 0 92 12ms 16 Jan 2026 289th Cyssee 0 92 15ms 2 days ago 310th sam-bryett 0 93 10ms 11 Jan 2026 310th kasarino 0 93 12ms 1 Feb 2026 312th targrik 0 94 10ms 15 Feb 2025 312th MrRumples 0 94 10ms 6 Jun 2025 312th frankgraziano 0 94 13ms 18 Jul 2025 312th brimstonetrader 0 94 13ms 31 Jul 2025 312th cthierfelder 🇲🇨 0 94 10ms 1 Aug 2025 312th katss2 0 94 12ms 14 Aug 2025 312th Aaditya-Chunekar 0 94 10ms 29 Aug 2025 312th aalec 0 94 11ms 9 Nov 2025 320th Evytag 🇫🇷 0 95 13ms 9 Oct 2025 First Prev 241–320 of 381 Next Last