Pernicious Numbers (Long) 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 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 Bytes Time Submitted 560th roupiq 🇵🇱 823 89 58ms 3 Jan 2024 560th Herbert00709 🇵🇱 823 89 60ms 7 Jun 2024 560th DialFrost 🇸🇬 823 89 61ms 17 Jun 2024 560th KasperKivimaeki 🇫🇮 823 89 59ms 7 Dec 2025 565th snoozingnewt 🇨🇦 822 52 876ms 31 Dec 2025 566th KatieLG 🇬🇧 816 62 16ms 26 Nov 2022 566th suwat513 816 62 17ms 6 Dec 2022 566th StefanHabel 🇨🇦 816 62 17ms 19 Dec 2022 566th Ripick 816 62 17ms 1 Feb 2023 566th quimey 816 62 17ms 8 Mar 2023 566th firegene 🇮🇪 816 62 19ms 2 Apr 2023 566th yzhs 🇩🇪 816 62 23ms 23 Jun 2023 566th Andriamanitra 🇫🇮 816 62 18ms 17 Jul 2023 566th Re-Adventures 🇮🇳 816 62 18ms 20 Jul 2023 566th fkantelberg 816 62 18ms 12 Aug 2023 566th Mikey-Beep 🇬🇧 816 62 17ms 23 Aug 2023 566th htareque 816 62 18ms 13 Oct 2023 566th neel11235813 816 62 18ms 27 Mar 2024 566th SB-945 816 62 17ms 31 Mar 2024 566th BREMAUCY 🇫🇷 816 62 18ms 14 May 2024 566th ahmetdemirag 🇨🇾 816 62 18ms 25 Jun 2024 566th cros107 🇦🇺 816 62 25ms 27 Jun 2024 566th codingisgreatbutiamnot 816 62 17ms 6 Aug 2024 566th tjwrenn 816 62 17ms 6 Dec 2024 585th janAkali 🇷🇺 816 70 160ms 18 hours ago 586th emgordon154 816 85 484ms 10 days ago 587th MarcMush 🇫🇷 815 51 402ms 11 Jan 2024 588th ian-h-chamberlain 🇺🇸 815 84 122ms 16 Dec 2025 589th Natanaelel 🇸🇪 814 51 74ms 26 Sep 2023 590th Yewzir 🇧🇪 814 79 394ms 13 Feb 2024 591st JOrE20 814 84 25ms 9 days ago 592nd rucin93 🇵🇱 813 56 147ms 30 Aug 2024 592nd sean-niemann 🇺🇸 813 56 137ms 16 May 2025 594th Steffan153 🇫🇮 813 75 140ms 14 Jan 2023 595th Steffan153 🇫🇮 812 66 48ms 16 Jan 2023 595th CLOStrophobic 🇮🇹 812 66 54ms 3 Mar 2025 597th MeWhenI 🇻🇦 812 155 1,438ms 28 Mar 2025 598th Yewzir 🇧🇪 811 86 377ms 2 Oct 2025 599th rucin93 🇵🇱 807 156 1,428ms 20 Mar 2025 600th MichalMarsalek 🇨🇿 805 71 155ms 16 Dec 2022 601st emplv 🇱🇻 804 55 19ms 21 Nov 2022 601st dmrichwa 🇺🇸 804 55 16ms 14 Jan 2023 601st rucin93 🇵🇱 804 55 13ms 2 Aug 2024 601st vlpx 🇫🇮 804 55 18ms 23 Sep 2024 601st sean-niemann 🇺🇸 804 55 13ms 18 Jan 2025 606th rhdqor213 804 67 5ms 6 Oct 2023 606th KasperKivimaeki 🇫🇮 804 67 5ms 31 Mar 2025 608th GolfingSuccess 🇬🇷 803 59 426ms 15 Jan 2024 608th albanian-laundromat 803 59 437ms 8 Oct 2025 610th trist224 🇫🇷 803 63 16ms 14 Dec 2022 610th retrohun 803 63 18ms 28 Dec 2022 610th msbranicky 803 63 18ms 23 Jul 2023 610th PeterTillema 🇳🇱 803 63 19ms 18 Mar 2024 610th hellwue 803 63 321ms 25 Jun 2024 610th InigoK 🇺🇸 803 63 27ms 19 Sep 2025 616th pardouin 🇫🇷 802 68 33ms 24 Apr 2025 617th pardouin 🇫🇷 802 76 158ms 23 Apr 2025 618th Steffan153 🇫🇮 802 111 295ms 20 Nov 2022 619th ashtraypettingzoo 🇺🇸 800 30 9ms 3 Apr 2023 619th snoozingnewt 🇨🇦 800 30 9ms 19 Sep 2025 621st Yewzir 🇧🇪 800 52 278ms 26 Feb 2024 621st antimon2 🇯🇵 800 52 323ms 5 May 2024 623rd primo-ppcg 🇹🇭 800 67 56ms 20 Nov 2022 624th Steffan153 🇫🇮 799 76 1,305ms 14 Jan 2023 625th primo-ppcg 🇹🇭 798 40 202ms 20 Nov 2022 625th Steffan153 🇫🇮 798 40 214ms 23 Nov 2022 625th Natanaelel 🇸🇪 798 40 174ms 5 Jan 2024 628th Yewzir 🇧🇪 796 144 1,847ms 14 Nov 2025 629th Shanethegamer 🇺🇸 796 158 1,426ms 29 May 2025 630th emgordon154 795 56 56ms 6 Jun 2025 631st stefangimmillaro 795 59 32ms 20 Nov 2022 632nd inventshah 795 69 13ms 20 Nov 2022 633rd emplv 🇱🇻 795 112 280ms 21 Nov 2022 633rd sean-niemann 🇺🇸 795 112 287ms 21 Jun 2023 635th snoozingnewt 🇨🇦 794 65 2,125ms 27 Sep 2025 636th GrayJoKing 🇦🇺 793 67 35ms 26 Oct 2023 636th DialFrost 🇸🇬 793 67 35ms 21 Dec 2023 638th msbranicky 793 72 147ms 1 Sep 2023 638th snoozingnewt 🇨🇦 793 72 154ms 9 Oct 2025 640th janbehrens 🇩🇪 792 52 44ms 27 Nov 2022 First Prev 561–640 of 1,852 Next Last