Pernicious Numbers 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 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 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 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 ><> 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 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 ><> 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 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 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 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 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 282nd chartung17 702 57 10ms 31 Dec 2023 282nd Terobero 702 57 10ms 21 Aug 2024 282nd ImpressedByRocks 702 57 10ms 28 Oct 2024 282nd osNiko 🇧🇷 702 57 9ms 20 Aug 2025 282nd michelebastione 🇮🇹 702 57 10ms 28 Aug 2025 326th argusdusty 🇺🇸 690 58 9ms 31 Dec 2020 326th gilufin 690 58 9ms 1 Jun 2021 326th Pyroan 690 58 16ms 7 Nov 2022 326th Hortaros 690 58 16ms 21 Apr 2023 326th Mr-McChicken 690 58 10ms 4 Oct 2025 331st lmeuser 678 59 10ms 2 Dec 2017 331st adamhass 678 59 9ms 19 Jul 2018 331st shibacho 🇯🇵 678 59 9ms 17 Apr 2019 331st estomagordo 🇳🇱 678 59 10ms 3 Aug 2019 331st giacomogallina 678 59 9ms 4 Oct 2019 331st TheAristos 678 59 9ms 16 Oct 2019 331st anominos 678 59 10ms 14 Dec 2019 331st bastienvoirin 🇫🇷 678 59 10ms 8 Apr 2020 331st guliyevemil1 🇦🇿 678 59 11ms 21 Apr 2020 331st mcdowell95 678 59 9ms 23 Apr 2020 331st DarkBlueWall 678 59 10ms 29 Apr 2020 331st rowboat1 678 59 9ms 29 May 2020 331st Vaekor 678 59 11ms 16 Nov 2020 331st OwenElliottDev 678 59 10ms 16 Feb 2021 331st josephjojoe 678 59 12ms 23 Feb 2021 331st asadullayev 678 59 10ms 3 Mar 2021 331st jhunterkohler 678 59 9ms 19 May 2021 331st ethandhunt 678 59 10ms 15 Aug 2021 331st mauro-1 🇮🇹 678 59 9ms 18 Aug 2021 331st schachmattmatt 678 59 10ms 22 Aug 2021 331st MichalMarsalek 🇨🇿 678 59 9ms 3 Dec 2021 331st HumanEquivalentUnit 678 59 10ms 28 Dec 2021 331st krcs 🇵🇱 678 59 10ms 3 May 2022 331st glesnick 678 59 9ms 19 Sep 2022 331st eiburns 678 59 9ms 21 Jan 2023 331st Skwerl23 678 59 11ms 5 Feb 2023 331st geooff 678 59 11ms 3 Jul 2023 331st epic-programmer-guy 678 59 9ms 20 Dec 2023 331st CutSandstone 678 59 10ms 5 Jul 2024 331st wh3n3v3r 🇨🇿 678 59 17ms 13 Nov 2024 331st Emutis 🇱🇹 678 59 10ms 4 Aug 2025 331st Code-Coder-coder 678 59 9ms 11 Oct 2025 331st Andrey2001 678 59 10ms 9 Dec 2025 364th lrustand 667 60 11ms 15 Jan 2018 364th jiaminglimjm 🇲🇾 667 60 11ms 27 Nov 2019 364th martinnorling 🇸🇪 667 60 11ms 1 Feb 2022 364th juliusgeo 667 60 10ms 12 Jan 2023 364th vgledel 667 60 10ms 30 Oct 2023 364th RobertHoeh 667 60 16ms 6 Dec 2023 364th hellwue 667 60 20ms 25 Jun 2024 371st msrawson 656 61 10ms 4 Sep 2018 371st benwilliamgraham 656 61 10ms 28 Feb 2019 371st elldur 656 61 11ms 17 Mar 2019 371st sambirnbaum1 656 61 10ms 13 Oct 2019 371st theonlytruemathnerd 656 61 10ms 10 Jan 2020 371st oAsAo 656 61 10ms 21 Jan 2020 371st mortimervonchappuis 656 61 10ms 17 Mar 2020 371st achow0 656 61 10ms 5 Aug 2020 371st jameslindesay 656 61 10ms 18 Aug 2020 371st boxjelly 656 61 11ms 8 Feb 2021 371st NoahBolohan 🇨🇦 656 61 10ms 8 Feb 2023 371st CatsAreFluffy 656 61 10ms 20 Feb 2023 371st mbittner20 656 61 9ms 27 May 2023 371st LiquidPulsar 656 61 10ms 19 Jul 2023 371st Clay-Goodling 656 61 10ms 8 Oct 2024 371st WillowWispy 656 61 11ms 14 Mar 2025 387th relet 645 62 11ms 10 Aug 2018 387th jotslo 🇬🇧 645 62 11ms 14 Jul 2019 387th cellobix 645 62 16ms 14 Aug 2019 387th artieleach 645 62 9ms 8 Feb 2021 387th befoster 645 62 10ms 10 Apr 2021 387th fynnkroeger 645 62 10ms 30 Jan 2022 387th Schmitz48 645 62 10ms 11 May 2022 387th SectorCorruptor 645 62 10ms 8 days ago 395th kypi 635 63 10ms 22 Feb 2020 395th ArmaanAS 635 63 9ms 8 Mar 2021 395th Andrey135296 635 63 10ms 25 Oct 2022 395th Anthony-Williams-06 635 63 9ms 12 Sep 2024 395th ffelixm 635 63 9ms 12 Jun 2025 400th GodEmperorCaterpie 625 64 10ms 31 Aug 2019 First Prev 321–400 of 652 Next Last