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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 890th Betuaredead 911 68 26ms 13 Nov 2023 890th Yewzir 🇧🇪 911 68 26ms 14 Nov 2023 890th pardouin 🇫🇷 911 68 26ms 19 Aug 2024 890th edsrzf 🇳🇿 911 68 28ms 22 Jul 2025 890th fuzzylojik-golf 🇺🇸 911 68 26ms 20 Aug 2025 906th Lydxn 🇨🇦 909 51 3ms 16 Jul 2023 906th GrayJoKing 🇦🇺 909 51 4ms 16 Jul 2023 906th MeWhenI 🇻🇦 909 51 4ms 16 Jul 2023 906th Steffan153 🇫🇮 909 51 3ms 16 Jul 2023 906th btnlq 909 51 4ms 16 Jul 2023 906th ovs-code 🇩🇪 909 51 3ms 17 Jul 2023 906th sean-niemann 🇺🇸 909 51 3ms 12 Jun 2025 906th fuzzylojik-golf 🇺🇸 909 51 4ms 17 Sep 2025 914th dokutan 906 57 297ms 26 Mar 2024 915th prplz 🇦🇺 905 62 27ms 26 Dec 2022 915th Steffan153 🇫🇮 905 62 29ms 26 Dec 2022 915th GrayJoKing 🇦🇺 905 62 27ms 4 Jan 2023 915th DialFrost 🇸🇬 905 62 27ms 12 Jan 2023 915th m-tkach 🇺🇦 905 62 26ms 12 Jan 2023 915th Lydxn 🇨🇦 905 62 26ms 13 Jan 2023 915th MeWhenI 🇻🇦 905 62 26ms 14 Jan 2023 915th Shanethegamer 🇺🇸 905 62 26ms 6 Feb 2023 915th lynn 905 62 26ms 12 Jul 2023 915th Yewzir 🇧🇪 905 62 27ms 12 Oct 2023 915th Betuaredead 905 62 25ms 11 Nov 2023 915th pardouin 🇫🇷 905 62 26ms 19 Aug 2024 915th sean-niemann 🇺🇸 905 62 27ms 19 May 2025 915th edsrzf 🇳🇿 905 62 26ms 22 Jul 2025 915th snoozingnewt 🇺🇸 905 62 27ms 14 days ago 930th canissimia 🇦🇶 905 139 1ms 10 Jul 2021 931st FlyingPenguin223 904 36 1ms 28 Nov 2024 932nd MeWhenI 🇻🇦 904 38 3ms 5 Nov 2022 932nd snoozingnewt 🇺🇸 904 38 3ms 14 days ago 934th FlyingPenguin223 904 69 54ms 18 Dec 2024 935th snoozingnewt 🇺🇸 903 31 33ms 16 days ago 936th Shanethegamer 🇺🇸 903 37 133ms 22 Apr 2025 937th Steffan153 🇫🇮 903 41 4ms 16 Apr 2023 937th Shanethegamer 🇺🇸 903 41 4ms 16 Apr 2023 937th inventshah 903 41 4ms 16 Apr 2023 937th AlephSquirrel 903 41 4ms 19 Apr 2023 937th MeWhenI 🇻🇦 903 41 6ms 7 May 2023 937th prplz 🇦🇺 903 41 5ms 22 May 2023 937th DialFrost 🇸🇬 903 41 4ms 31 Aug 2023 937th Yewzir 🇧🇪 903 41 4ms 12 Oct 2023 937th btnlq 903 41 4ms 23 Oct 2023 937th Betuaredead 903 41 4ms 14 Nov 2023 937th MWI-polygolf 903 41 4ms 7 Dec 2023 937th dokutan 903 41 4ms 26 Mar 2024 937th pardouin 🇫🇷 903 41 4ms 18 Aug 2024 937th emgordon154 903 41 4ms 20 Mar 2025 937th sean-niemann 🇺🇸 903 41 4ms 21 Apr 2025 937th edsrzf 🇳🇿 903 41 6ms 22 Jul 2025 953rd inventshah 903 48 101ms 20 Oct 2022 953rd MeWhenI 🇻🇦 903 48 101ms 5 Nov 2022 953rd Alex-x90 🇺🇸 903 48 110ms 24 Feb 2023 956th saito-ta 🇯🇵 903 82 2ms 15 Jun 2022 957th inventshah 901 39 68ms 12 Dec 2022 957th sisyphus-ppcg 🇦🇺 901 39 68ms 13 Dec 2022 957th Shanethegamer 🇺🇸 901 39 68ms 13 Apr 2023 957th Alessandro-Balconi 🇮🇹 901 39 71ms 25 Jul 2023 961st Bubbler-4 901 44 70ms 13 Sep 2023 961st chunes3 🇺🇸 901 44 68ms 13 Sep 2023 961st Lydxn 🇨🇦 901 44 69ms 13 Sep 2023 961st 4hg 🇺🇸 901 44 70ms 15 Sep 2023 961st Steffan153 🇫🇮 901 44 69ms 15 Sep 2023 961st gifti258 901 44 69ms 15 Sep 2023 961st MeWhenI 🇻🇦 901 44 69ms 2 Nov 2023 961st Yewzir 🇧🇪 901 44 73ms 5 Mar 2024 969th kg583 🇺🇸 901 56 40ms 13 Feb 2025 970th Yax42 🇫🇷 901 57 123ms 4 Oct 2025 971st m-tkach 🇺🇦 901 84 248ms 25 Oct 2022 972nd snoozingnewt 🇺🇸 900 47 9ms 16 days ago 973rd sean-niemann 🇺🇸 899 53 140ms 4 Sep 2024 974th MeWhenI 🇻🇦 898 42 5ms 24 Jun 2022 975th emgordon154 898 61 507ms 28 May 2025 First Prev 901–975 of 3,228 Next Last
