Pernicious Numbers (Long) 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 Gray Code Decoder Gray Code Encoder 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 561st m-tkach 🇺🇦 843 87 64ms 22 Nov 2022 561st sean-niemann 🇺🇸 843 87 66ms 7 Feb 2023 563rd QuincyNash 🇺🇸 842 59 23ms 1 Dec 2022 563rd yzhs 🇩🇪 842 59 31ms 23 Jun 2023 563rd AlexanderFair 842 59 26ms 18 Jul 2023 563rd Grrisly 842 59 17ms 30 Mar 2024 567th MeWhenI 🇻🇦 839 51 1,039ms 15 Sep 2025 567th dokutan 839 51 993ms 2 Dec 2025 569th sean-niemann 🇺🇸 839 56 32ms 2 Aug 2024 570th MeWhenI 🇻🇦 839 64 55ms 9 Apr 2024 571st anter69 🇭🇺 838 47 56ms 24 Jan 2023 571st emgordon154 838 47 50ms 19 Mar 2025 571st Lv0Sys 🇵🇱 838 47 45ms 7 Dec 2025 574th primo-ppcg 🇹🇭 836 82 25ms 20 Nov 2022 574th emgordon154 836 82 25ms 27 days ago 576th ovs-code 🇩🇪 835 74 332ms 12 Nov 2023 577th emgordon154 834 62 2,361ms 8 Nov 2024 578th janbehrens 🇩🇪 832 50 340ms 11 Jul 2023 578th Yewzir 🇧🇪 832 50 276ms 26 Feb 2024 580th lynn 831 31 137ms 16 Oct 2023 580th CaedenHarper 🇨🇦 831 31 322ms 11 Mar 2026 582nd SirBogman 🇺🇸 830 60 41ms 9 Jan 2024 583rd Ripick 830 69 151ms 8 Jan 2023 583rd dokutan 830 69 146ms 31 Dec 2023 583rd Yewzir 🇧🇪 830 69 152ms 14 Feb 2024 583rd janAkali 🇷🇺 830 69 153ms 21 Mar 2026 587th elgan65536 🇺🇸 830 83 400ms 19 Feb 2026 588th neel11235813 829 55 403ms 27 Mar 2024 589th GolfingSuccess 🇬🇷 828 29 3ms 25 Feb 2023 589th 5cw 🇺🇸 828 29 5ms 10 Apr 2023 589th codereport 🇨🇦 828 29 2ms 17 May 2024 592nd janbehrens 🇩🇪 828 60 26ms 20 Nov 2022 592nd Omega65536 🇩🇪 828 60 22ms 24 Nov 2022 592nd Fracture17 828 60 19ms 13 Apr 2023 592nd bzijlema 🇳🇱 828 60 27ms 22 Jul 2024 592nd bizy-coder 828 60 20ms 15 Aug 2024 592nd firegene 🇮🇪 828 60 32ms 27 Feb 2026 592nd retrohun 828 60 22ms 14 days ago 599th MeWhenI 🇻🇦 826 64 24ms 12 Dec 2023 599th emgordon154 826 64 24ms 10 Dec 2024 601st Yax42 🇫🇷 824 77 483ms 21 Apr 2025 602nd jared-hughes 824 89 63ms 20 Nov 2022 602nd roupiq 🇵🇱 824 89 63ms 3 Jan 2024 602nd Herbert00709 🇵🇱 824 89 58ms 7 Jun 2024 602nd DialFrost 🇸🇬 824 89 58ms 17 Jun 2024 602nd KasperKivimaeki 🇫🇮 824 89 64ms 7 Dec 2025 607th snoozingnewt 🇨🇦 823 52 838ms 31 Dec 2025 608th snoozingnewt 🇨🇦 821 48 55ms 23 Oct 2025 609th Lv0Sys 🇵🇱 819 54 13ms 26 Feb 2026 610th ian-h-chamberlain 🇺🇸 817 84 124ms 16 Dec 2025 611th JOrE20 816 84 25ms 10 Feb 2026 612th Natanaelel 🇸🇪 815 51 71ms 26 Sep 2023 613th janbehrens 🇩🇪 815 83 462ms 20 Nov 2022 613th emgordon154 815 83 472ms 8 Feb 2026 615th KatieLG 🇬🇧 814 56 457ms 28 Oct 2024 616th Eilonlif 🇮🇱 814 61 19ms 9 Dec 2022 616th SirFireball3521 814 61 17ms 9 Mar 2023 616th minhtrancccp 814 61 18ms 11 Jan 2024 616th stertooy 🇧🇪 814 61 19ms 14 Jun 2024 620th Steffan153 🇫🇮 814 66 62ms 16 Jan 2023 620th CLOStrophobic 🇮🇹 814 66 63ms 3 Mar 2025 620th GolfingSuccess 🇬🇷 814 66 54ms 13 Mar 2026 623rd MeWhenI 🇻🇦 814 155 1,237ms 28 Mar 2025 624th Steffan153 🇫🇮 811 35 278ms 23 Nov 2022 625th rucin93 🇵🇱 809 156 1,236ms 20 Mar 2025 626th madex 🇩🇪 808 64 2,688ms 15 Mar 2026 627th frankgraziano 808 84 32ms 23 Feb 2026 628th GrayJoKing 🇦🇺 806 66 34ms 1 Nov 2023 629th MichalMarsalek 🇨🇿 806 71 148ms 16 Dec 2022 630th dokutan 804 49 57ms 30 Apr 2024 631st dmrichwa 🇺🇸 804 55 13ms 14 Jan 2023 631st vlpx 🇫🇮 804 55 18ms 23 Sep 2024 631st sean-niemann 🇺🇸 804 55 14ms 18 Jan 2025 634th edsrzf 🇳🇿 804 101 104ms 8 days ago 635th rhdqor213 803 66 5ms 6 Oct 2023 635th KasperKivimaeki 🇫🇮 803 66 4ms 12 days ago 637th Yewzir 🇧🇪 803 79 432ms 13 Feb 2024 638th suwat513 801 62 18ms 6 Dec 2022 638th StefanHabel 🇨🇦 801 62 22ms 19 Dec 2022 638th Ripick 801 62 18ms 1 Feb 2023 First Prev 561–640 of 1,954 Next Last