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 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 Minesweeper 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

Hole	Golfer	Bytes	Time	Submitted
Happy Numbers	jkelly467	104	2,149ms	6 hours ago
Happy Numbers	snoozingnewt	91	4,969ms	27 Sep 2025
Happy Numbers	aditsu	82	4,338ms	10 Aug 2025
Happy Numbers	perlebach	91	3,416ms	10 Jun 2025
Happy Numbers	Briseglace	122	3,825ms	2 May 2025
Happy Numbers	Chinay-Domitrix	118	4,415ms	18 Mar 2025
Happy Numbers	CaedenHarper	112	3,302ms	1 Feb 2025
Happy Numbers	msbranicky	113	3,928ms	6 Jan 2025
Happy Numbers	DialFrost	68	4,122ms	25 Dec 2024
Happy Numbers	emgordon154	🥇 66	3,320ms	20 Nov 2024
Happy Numbers	JayXon	🥇 66	4,048ms	7 Nov 2024
Happy Numbers	pardouin	🥇 66	4,035ms	31 Oct 2024
Happy Numbers	sean-niemann	71	3,903ms	30 Oct 2024
Happy Numbers	stefangimmillaro	🥇 66	4,412ms	29 Oct 2024
Happy Numbers	Shanethegamer	92	4,926ms	27 Oct 2024
Happy Numbers	KatieLG	112	3,542ms	27 Oct 2024
Happy Numbers	duckyluuk	70	4,182ms	26 Oct 2024
Happy Numbers	btnlq	🥇 66	3,772ms	26 Oct 2024
Happy Numbers	inventshah	🥇 66	3,278ms	24 Oct 2024
Happy Numbers	MeWhenI	71	3,242ms	24 Oct 2024
Happy Numbers	HumanoidCPU	112	2,958ms	24 Oct 2024
Happy Numbers	dokutan	82	4,281ms	23 Oct 2024