Pernicious Numbers in all languages in chars. 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 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 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 Chars Time Submitted 207th Betuaredead 964 24 3ms 12 Nov 2023 207th Yewzir 🇧🇪 964 24 3ms 14 Nov 2023 207th pardouin 🇫🇷 964 24 3ms 19 Aug 2024 207th xsot 🇸🇬 964 24 3ms 22 Jun 2025 207th fuzzylojik-golf 🇺🇸 964 24 3ms 1 Jul 2025 231st sisyphus-ppcg 🇦🇺 956 26 936ms 23 Mar 2021 231st GrayJoKing 🇦🇺 956 26 931ms 23 Mar 2021 231st prplz 🇦🇺 956 26 1,291ms 23 Mar 2021 231st JayXon 🇺🇸 956 26 896ms 24 Mar 2021 231st primo-ppcg 🇹🇭 956 26 783ms 24 Mar 2021 231st Lydxn 🇨🇦 956 26 990ms 11 Jun 2021 231st lynn 956 26 950ms 1 Jun 2022 231st Steffan153 🇫🇮 956 26 1,019ms 16 Dec 2022 231st stefangimmillaro 956 26 909ms 17 Dec 2022 231st sean-niemann 🇺🇸 956 26 973ms 4 Jan 2023 231st DialFrost 🇸🇬 956 26 1,004ms 18 Jan 2023 231st Shanethegamer 🇺🇸 956 26 994ms 6 Feb 2023 231st inventshah 956 26 873ms 27 Sep 2023 231st Yewzir 🇧🇪 956 26 1,093ms 6 Feb 2024 231st emgordon154 956 26 900ms 18 Mar 2025 231st pardouin 🇫🇷 956 26 1,067ms 13 Apr 2025 231st edsrzf 🇳🇿 956 26 933ms 22 Jul 2025 231st fuzzylojik-golf 🇺🇸 956 26 1,025ms 21 Aug 2025 249th GrayJoKing 🇦🇺 955 22 3ms 20 Mar 2025 250th alemelis 954 41 10ms 4 Oct 2024 250th Natanaelel 🇸🇪 954 41 17ms 14 Nov 2024 250th voytxt 🇨🇿 954 41 9ms 19 Jan 2025 250th plcc0 954 41 10ms 5 Mar 2025 254th JayXon 🇺🇸 953 47 2ms 9 Feb 2021 254th primo-ppcg 🇹🇭 953 47 2ms 9 Feb 2021 254th sisyphus-ppcg 🇦🇺 953 47 2ms 10 Feb 2021 254th Lydxn 🇨🇦 953 47 2ms 19 Apr 2022 254th Irratix 🇳🇱 953 47 2ms 13 Jun 2022 254th inventshah 953 47 2ms 15 Jun 2022 254th saito-ta 🇯🇵 953 47 2ms 21 Jun 2022 254th sean-niemann 🇺🇸 953 47 2ms 4 Nov 2022 254th Alex-x90 🇺🇸 953 47 2ms 24 Feb 2023 254th Shanethegamer 🇺🇸 953 47 2ms 3 Apr 2023 254th xsot 🇸🇬 953 47 2ms 14 Jul 2023 254th rhdqor213 953 47 2ms 10 Aug 2023 254th ovs-code 🇩🇪 953 47 2ms 8 Oct 2023 254th Yewzir 🇧🇪 953 47 2ms 11 Oct 2023 254th Betuaredead 953 47 2ms 11 Nov 2023 254th KasperKivimaeki 🇫🇮 953 47 2ms 20 Jan 2024 254th pardouin 🇫🇷 953 47 2ms 20 Aug 2024 254th JohandeRuiter 🇳🇱 953 47 1ms 30 Sep 2024 254th kaurakeksi 🇫🇮 953 47 2ms 1 Jan 2025 254th Mukundan314 953 47 2ms 26 Apr 2025 254th b-illy 🇬🇧 953 47 2ms 5 Jun 2025 254th fuzzylojik-golf 🇺🇸 953 47 2ms 19 Aug 2025 254th CaedenHarper 🇨🇦 953 47 3ms 4 Sep 2025 277th GrayJoKing 🇦🇺 948 35 3ms 9 Feb 2021 277th JayXon 🇺🇸 948 35 3ms 9 Feb 2021 277th primo-ppcg 🇹🇭 948 35 4ms 9 Feb 2021 277th prplz 🇦🇺 948 35 3ms 10 Feb 2021 277th Lydxn 🇨🇦 948 35 4ms 10 Feb 2021 277th o0lit3 🇺🇸 948 35 3ms 11 Feb 2021 277th sisyphus-ppcg 🇦🇺 948 35 4ms 5 Jun 2021 277th lynn 948 35 4ms 11 Sep 2021 277th stefangimmillaro 948 35 3ms 4 Nov 2022 277th MeWhenI 🇻🇦 948 35 4ms 6 Nov 2022 277th sean-niemann 🇺🇸 948 35 4ms 6 Nov 2022 277th emplv 🇱🇻 948 35 3ms 22 Nov 2022 277th Steffan153 🇫🇮 948 35 4ms 26 Nov 2022 277th DialFrost 🇸🇬 948 35 3ms 12 Jan 2023 277th Shanethegamer 🇺🇸 948 35 4ms 6 Feb 2023 277th rucin93 🇵🇱 948 35 4ms 4 Jul 2023 277th ovs-code 🇩🇪 948 35 3ms 4 Oct 2023 277th Yewzir 🇧🇪 948 35 4ms 11 Oct 2023 277th Betuaredead 948 35 4ms 11 Nov 2023 277th xsot 🇸🇬 948 35 4ms 7 Apr 2024 277th pardouin 🇫🇷 948 35 3ms 19 Aug 2024 277th fuzzylojik-golf 🇺🇸 948 35 4ms 1 Jul 2025 277th edsrzf 🇳🇿 948 35 3ms 4 Sep 2025 277th snoozingnewt 🇺🇸 948 35 3ms 16 days ago First Prev 226–300 of 3,201 Next Last