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 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Knight Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal

Bytes Chars

Hole	Golfer	Chars	Submitted
Pernicious Numbers	CaedenHarper	188	4 days ago
Pernicious Numbers	edsrzf	109	22 Jul 2025
Pernicious Numbers	rucin93	131	23 Apr 2025
Pernicious Numbers	emgordon154	🥉 107	18 Mar 2025
Pernicious Numbers	dokutan	157	10 Feb 2025
Pernicious Numbers	Mabeloid	209	3 Oct 2024
Pernicious Numbers	pardouin	109	20 Aug 2024
Pernicious Numbers	HumanoidCPU	188	19 May 2024
Pernicious Numbers	JayXon	🥇 104	22 Apr 2024
Pernicious Numbers	Lydxn	🥇 104	22 Apr 2024
Pernicious Numbers	Shanethegamer	108	28 Mar 2024
Pernicious Numbers	msbranicky	116	10 Jan 2024
Pernicious Numbers	Betuaredead	🥉 107	11 Nov 2023
Pernicious Numbers	prplz	🥉 107	29 Oct 2023
Pernicious Numbers	Yewzir	🥉 107	11 Oct 2023
Pernicious Numbers	Steffan153	🥉 107	21 Sep 2023
Pernicious Numbers	GrayJoKing	109	12 Sep 2023
Pernicious Numbers	MeWhenI	108	11 Sep 2023
Pernicious Numbers	DialFrost	🥉 107	9 Sep 2023
Pernicious Numbers	ovs-code	🥉 107	9 Sep 2023
Pernicious Numbers	primo-ppcg	🥉 107	9 Sep 2023
Pernicious Numbers	jacobly0	126	9 Sep 2023
Pernicious Numbers	annaproxy	143	6 Jun 2023
Pernicious Numbers	KatieLG	214	19 Feb 2023
Pernicious Numbers	retrohun	1,211	28 Dec 2022
Pernicious Numbers	astdefu	146	11 Dec 2022
Pernicious Numbers	KatieLG-Transpiler	255	24 Jun 2022
Pernicious Numbers	mokymok	223	11 Nov 2021