Pernicious Numbers in all languages 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 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 Chars Time Submitted 40th pardouin 🇫🇷 978 40 10ms 14 Nov 2023 40th namelessiw 978 40 9ms 11 Jan 2024 40th rucin93 🇵🇱 978 40 10ms 12 Jan 2024 40th dokutan 978 40 9ms 30 Apr 2024 40th BREMAUCY 🇫🇷 978 40 9ms 14 May 2024 40th CaedenHarper 🇨🇦 978 40 9ms 18 Jul 2024 40th b-illy 🇬🇧 978 40 16ms 18 Jul 2024 40th zach333 978 40 10ms 18 Jul 2024 40th khvdm 978 40 10ms 2 Aug 2024 40th lukegustafson 🇺🇸 978 40 16ms 28 Sep 2024 40th FlyingPenguin223 978 40 10ms 1 Nov 2024 40th CLOStrophobic 🇮🇹 978 40 10ms 19 Jan 2025 40th emgordon154 978 40 10ms 18 Mar 2025 40th Mukundan314 978 40 10ms 26 Apr 2025 40th fuzzylojik-golf 🇺🇸 978 40 10ms 29 May 2025 40th KasperKivimaeki 🇫🇮 978 40 16ms 30 Jun 2025 40th 4atj 978 40 10ms 30 Jun 2025 40th edsrzf 🇳🇿 978 40 10ms 22 Jul 2025 40th duckyluuk 🇳🇱 978 40 17ms 25 Jul 2025 40th CornerMercury 🇬🇧 978 40 9ms 12 Oct 2025 40th ndren 978 40 10ms 12 Oct 2025 40th Babafaba 978 40 10ms 18 Oct 2025 40th ApoChagi 978 40 9ms 18 Oct 2025 40th snoozingnewt 🇨🇦 978 40 15ms 20 Oct 2025 40th 09cf 978 40 17ms 25 Nov 2025 40th sunleonid 978 40 9ms 26 Nov 2025 40th AdrienHache 🇫🇷 978 40 9ms 18 Dec 2025 40th blaztoma 🇱🇹 978 40 9ms 18 Dec 2025 40th GolfingSuccess 🇬🇷 978 40 16ms 7 hours ago 110th GrayJoKing 🇦🇺 974 21 108ms 9 May 2021 110th sisyphus-ppcg 🇦🇺 974 21 100ms 9 May 2021 110th prplz 🇦🇺 974 21 103ms 9 May 2021 110th primo-ppcg 🇹🇭 974 21 104ms 10 May 2021 110th Lydxn 🇨🇦 974 21 106ms 25 Sep 2021 110th JayXon 🇺🇸 974 21 107ms 8 Sep 2022 110th Steffan153 🇫🇮 974 21 103ms 26 Nov 2022 110th DialFrost 🇸🇬 974 21 112ms 13 Jan 2023 110th sean-niemann 🇺🇸 974 21 103ms 29 Jan 2023 110th SirFireball3521 974 21 105ms 13 Mar 2023 110th Yewzir 🇧🇪 974 21 107ms 16 Nov 2023 110th ovs-code 🇩🇪 974 21 115ms 2 Jan 2024 110th pardouin 🇫🇷 974 21 101ms 19 Aug 2024 110th fuzzylojik-golf 🇺🇸 974 21 97ms 6 Jul 2025 124th Frowny 972 21 34ms 12 Aug 2018 124th miles-cg 972 21 34ms 25 Aug 2018 124th primo-ppcg 🇹🇭 972 21 34ms 6 Sep 2018 124th HPWiz 🇳🇿 972 21 33ms 13 Sep 2018 124th diddily 972 21 33ms 30 Oct 2019 124th SirBogman 🇺🇸 972 21 34ms 1 Nov 2019 124th prplz 🇦🇺 972 21 33ms 3 Jan 2020 124th nwellnhof 🇩🇪 972 21 33ms 5 May 2020 124th StellaCG 972 21 33ms 8 Jul 2020 124th GrayJoKing 🇦🇺 972 21 33ms 14 Oct 2020 124th lynn 972 21 34ms 12 Apr 2021 124th kurkale6ka 972 21 33ms 25 Aug 2021 124th Lydxn 🇨🇦 972 21 33ms 27 Sep 2021 124th Bubbler-4 972 21 34ms 18 Nov 2021 124th ovs-code 🇩🇪 972 21 33ms 26 Jan 2022 124th 4hg 🇺🇸 972 21 35ms 19 Jul 2022 124th Steffan153 🇫🇮 972 21 34ms 12 Jan 2023 124th scpchicken 🇵🇼 972 21 33ms 23 Jan 2023 124th DialFrost 🇸🇬 972 21 33ms 24 Jan 2023 124th sean-niemann 🇺🇸 972 21 33ms 26 Jan 2023 124th neel11235813 972 21 33ms 24 Feb 2023 124th stackofbears 972 21 35ms 28 Nov 2023 124th pardouin 🇫🇷 972 21 34ms 24 Sep 2024 124th JayXon 🇺🇸 972 21 32ms 8 Mar 2025 124th 2bular 972 21 34ms 1 Apr 2025 124th fuzzylojik-golf 🇺🇸 972 21 33ms 27 Aug 2025 150th btnlq 972 22 238ms 9 Feb 2021 150th JayXon 🇺🇸 972 22 244ms 9 Feb 2021 150th primo-ppcg 🇹🇭 972 22 230ms 9 Feb 2021 150th prplz 🇦🇺 972 22 237ms 10 Feb 2021 150th sisyphus-ppcg 🇦🇺 972 22 237ms 8 Jun 2021 150th Lydxn 🇨🇦 972 22 219ms 9 Jun 2021 150th orthoplex 🇨🇽 972 22 227ms 12 Aug 2021 150th lynn 972 22 234ms 11 Sep 2021 150th GrayJoKing 🇦🇺 972 22 248ms 19 Oct 2021 150th SirBogman 🇺🇸 972 22 231ms 31 May 2022 150th inventshah 972 22 225ms 18 Jun 2022 First Prev 81–160 of 3,362 Next Last