Pernicious Numbers in all languages in bytes. 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 Bytes Time Submitted 635th ovs-code 🇩🇪 928 37 3ms 17 Jul 2023 635th sean-niemann 🇺🇸 928 37 3ms 23 Oct 2023 635th xsot 🇸🇬 928 37 3ms 8 Feb 2024 635th Yewzir 🇧🇪 928 37 2ms 2 Mar 2024 635th pardouin 🇫🇷 928 37 3ms 20 Aug 2024 635th edsrzf 🇳🇿 928 37 3ms 4 Sep 2025 647th inventshah 928 40 1ms 30 Oct 2022 647th Lydxn 🇨🇦 928 40 1ms 30 Oct 2022 647th GrayJoKing 🇦🇺 928 40 1ms 3 Nov 2022 647th sisyphus-ppcg 🇦🇺 928 40 1ms 3 Nov 2022 647th sean-niemann 🇺🇸 928 40 1ms 4 Nov 2022 647th btnlq 928 40 1ms 5 Nov 2022 647th MeWhenI 🇻🇦 928 40 1ms 5 Nov 2022 647th primo-ppcg 🇹🇭 928 40 1ms 6 Nov 2022 647th Steffan153 🇫🇮 928 40 1ms 26 Nov 2022 647th DialFrost 🇸🇬 928 40 1ms 12 Jan 2023 647th prplz 🇦🇺 928 40 1ms 12 Jan 2023 647th Shanethegamer 🇺🇸 928 40 1ms 6 Feb 2023 647th JayXon 🇺🇸 928 40 1ms 16 Mar 2023 647th xsot 🇸🇬 928 40 1ms 14 Jul 2023 647th Yewzir 🇧🇪 928 40 1ms 12 Oct 2023 647th Betuaredead 928 40 1ms 11 Nov 2023 647th pardouin 🇫🇷 928 40 1ms 17 Aug 2024 647th fuzzylojik-golf 🇺🇸 928 40 2ms 1 Jul 2025 647th edsrzf 🇳🇿 928 40 1ms 4 Sep 2025 647th snoozingnewt 🇨🇦 928 40 2ms 20 Oct 2025 647th KasperKivimaeki 🇫🇮 928 40 1ms 15 Dec 2025 647th GolfingSuccess 🇬🇷 928 40 2ms 3 hours ago 669th edsrzf 🇳🇿 927 32 962ms 4 Sep 2025 669th DialFrost 🇸🇬 927 32 935ms 4 Sep 2025 669th CaedenHarper 🇨🇦 927 32 934ms 9 Sep 2025 669th sean-niemann 🇺🇸 927 32 685ms 12 Sep 2025 669th fuzzylojik-golf 🇺🇸 927 32 959ms 22 Sep 2025 669th snoozingnewt 🇨🇦 927 32 1,052ms 20 Oct 2025 669th xsot 🇸🇬 927 32 857ms 13 Nov 2025 669th Yewzir 🇧🇪 927 32 855ms 15 Nov 2025 669th Steffan153 🇫🇮 927 32 722ms 13 Feb 2026 669th GolfingSuccess 🇬🇷 927 32 659ms 4 hours ago 679th scpchicken 🇵🇼 926 25 3ms 2 days ago 680th Lydxn 🇨🇦 926 40 3ms 23 May 2023 680th primo-ppcg 🇹🇭 926 40 3ms 23 May 2023 680th GrayJoKing 🇦🇺 926 40 4ms 12 Aug 2023 680th kg583 🇺🇸 926 40 4ms 16 Oct 2025 680th GolfingSuccess 🇬🇷 926 40 4ms 3 hours ago 685th inventshah 926 42 2ms 9 Sep 2022 685th Lydxn 🇨🇦 926 42 2ms 9 Sep 2022 685th JayXon 🇺🇸 926 42 2ms 10 Sep 2022 685th btnlq 926 42 2ms 10 Sep 2022 685th GrayJoKing 🇦🇺 926 42 2ms 11 Sep 2022 685th m-tkach 🇺🇦 926 42 2ms 25 Oct 2022 685th sean-niemann 🇺🇸 926 42 2ms 3 Nov 2022 685th MeWhenI 🇻🇦 926 42 2ms 5 Nov 2022 685th DialFrost 🇸🇬 926 42 2ms 12 Jan 2023 685th Steffan153 🇫🇮 926 42 2ms 12 Jan 2023 685th Shanethegamer 🇺🇸 926 42 2ms 6 Feb 2023 685th sisyphus-ppcg 🇦🇺 926 42 2ms 23 Mar 2023 685th prplz 🇦🇺 926 42 2ms 23 May 2023 685th ovs-code 🇩🇪 926 42 2ms 17 Jul 2023 685th Yewzir 🇧🇪 926 42 2ms 11 Oct 2023 685th Betuaredead 926 42 2ms 11 Nov 2023 685th dokutan 926 42 2ms 27 Mar 2024 685th pardouin 🇫🇷 926 42 2ms 20 Aug 2024 685th stefangimmillaro 926 42 2ms 30 Sep 2024 685th fuzzylojik-golf 🇺🇸 926 42 2ms 18 Jul 2025 685th edsrzf 🇳🇿 926 42 3ms 22 Jul 2025 685th snoozingnewt 🇨🇦 926 42 2ms 20 Oct 2025 707th HPWiz 🇳🇿 925 35 1,040ms 3 Jan 2026 708th Yewzir 🇧🇪 925 41 137ms 22 Dec 2024 708th dokutan 925 41 140ms 22 Dec 2024 708th DialFrost 🇸🇬 925 41 143ms 22 Dec 2024 708th rucin93 🇵🇱 925 41 136ms 22 Dec 2024 708th JayXon 🇺🇸 925 41 137ms 22 Dec 2024 708th Shanethegamer 🇺🇸 925 41 201ms 22 Dec 2024 708th pardouin 🇫🇷 925 41 137ms 22 Dec 2024 708th MeWhenI 🇻🇦 925 41 133ms 23 Dec 2024 708th sean-niemann 🇺🇸 925 41 162ms 23 Dec 2024 708th inventshah 925 41 134ms 23 Dec 2024 708th ovs-code 🇩🇪 925 41 135ms 24 Dec 2024 708th primo-ppcg 🇹🇭 925 41 145ms 6 Jan 2025 708th sisyphus-ppcg 🇦🇺 925 41 144ms 6 Jan 2025 First Prev 641–720 of 3,390 Next Last