Pernicious Numbers in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time 215th saito-ta 🇯🇵 963 24 29 Sep 2022 215th Steffan153 🇫🇮 963 24 26 Nov 2022 215th AlephSquirrel 963 24 10 Dec 2022 215th DialFrost 🇸🇬 963 24 12 Jan 2023 215th sean-niemann 🇺🇸 963 24 28 Jan 2023 215th Shanethegamer 🇺🇸 963 24 6 Feb 2023 215th MeWhenI 🇻🇦 963 24 16 Apr 2023 215th ovs-code 🇩🇪 963 24 17 Jul 2023 215th Betuaredead 963 24 12 Nov 2023 215th Yewzir 🇧🇪 963 24 14 Nov 2023 215th pardouin 🇫🇷 963 24 19 Aug 2024 215th xsot 🇸🇬 963 24 22 Jun 2025 215th fuzzylojik-golf 🇺🇸 963 24 1 Jul 2025 239th GrayJoKing 🇦🇺 955 22 20 Mar 2025 240th sisyphus-ppcg 🇦🇺 955 26 23 Mar 2021 240th GrayJoKing 🇦🇺 955 26 23 Mar 2021 240th prplz 🇦🇺 955 26 23 Mar 2021 240th JayXon 🇺🇸 955 26 24 Mar 2021 240th primo-ppcg 🇹🇭 955 26 24 Mar 2021 240th Lydxn 🇨🇦 955 26 11 Jun 2021 240th lynn 955 26 1 Jun 2022 240th Steffan153 🇫🇮 955 26 16 Dec 2022 240th stefangimmillaro 955 26 17 Dec 2022 240th sean-niemann 🇺🇸 955 26 4 Jan 2023 240th DialFrost 🇸🇬 955 26 18 Jan 2023 240th Shanethegamer 🇺🇸 955 26 6 Feb 2023 240th inventshah 955 26 27 Sep 2023 240th Yewzir 🇧🇪 955 26 6 Feb 2024 240th emgordon154 955 26 18 Mar 2025 240th pardouin 🇫🇷 955 26 13 Apr 2025 240th edsrzf 🇳🇿 955 26 22 Jul 2025 240th fuzzylojik-golf 🇺🇸 955 26 21 Aug 2025 258th alemelis 954 41 4 Oct 2024 258th Natanaelel 🇸🇪 954 41 14 Nov 2024 258th voytxt 🇨🇿 954 41 19 Jan 2025 258th plcc0 954 41 5 Mar 2025 262nd GrayJoKing 🇦🇺 952 48 9 Feb 2021 262nd JayXon 🇺🇸 952 48 9 Feb 2021 262nd primo-ppcg 🇹🇭 952 48 9 Feb 2021 262nd prplz 🇦🇺 952 48 10 Feb 2021 262nd sisyphus-ppcg 🇦🇺 952 48 10 Feb 2021 262nd Lydxn 🇨🇦 952 48 10 Feb 2021 262nd NewDefectus 🇮🇱 952 48 8 May 2021 262nd orthoplex 🇨🇽 952 48 12 Aug 2021 262nd akshatj27 🇦🇶 952 48 11 Jan 2022 262nd Irratix 🇳🇱 952 48 22 Mar 2022 262nd lynn 952 48 3 Jun 2022 262nd saito-ta 🇯🇵 952 48 15 Jun 2022 262nd inventshah 952 48 15 Jun 2022 262nd AlephSquirrel 952 48 18 Jul 2022 262nd sean-niemann 🇺🇸 952 48 4 Nov 2022 262nd stefangimmillaro 952 48 4 Nov 2022 262nd MeWhenI 🇻🇦 952 48 5 Nov 2022 262nd emplv 🇱🇻 952 48 22 Nov 2022 262nd Steffan153 🇫🇮 952 48 26 Nov 2022 262nd DialFrost 🇸🇬 952 48 12 Jan 2023 262nd rucin93 🇵🇱 952 48 22 Jan 2023 262nd Shanethegamer 🇺🇸 952 48 6 Feb 2023 262nd Alex-x90 🇺🇸 952 48 24 Feb 2023 262nd xsot 🇸🇬 952 48 14 Jul 2023 262nd ovs-code 🇩🇪 952 48 17 Jul 2023 262nd rhdqor213 952 48 10 Aug 2023 262nd Yewzir 🇧🇪 952 48 11 Oct 2023 262nd Betuaredead 952 48 11 Nov 2023 262nd KasperKivimaeki 🇫🇮 952 48 20 Jan 2024 262nd pardouin 🇫🇷 952 48 17 Aug 2024 262nd JohandeRuiter 🇳🇱 952 48 29 Sep 2024 262nd kaurakeksi 🇫🇮 952 48 1 Jan 2025 262nd voytxt 🇨🇿 952 48 19 Jan 2025 262nd Mukundan314 952 48 26 Apr 2025 262nd b-illy 🇬🇧 952 48 5 Jun 2025 262nd fuzzylojik-golf 🇺🇸 952 48 19 Aug 2025 262nd edsrzf 🇳🇿 952 48 4 Sep 2025 262nd CaedenHarper 🇨🇦 952 48 4 Sep 2025 300th GrayJoKing 🇦🇺 947 35 9 Feb 2021 First Prev 226–300 of 3,149 Next Last
