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GeezerVison is showing github.com — Java/Programs/LuckyNumber.java at main · Koder-Sunil/Java Expand file tree/ Copy pathLuckyNumber.javaMore file actions 41 lines (36 loc) · 981 Bytes / Copy pathLuckyNumber.javaFile metadata and controls41 lines (36 loc) · 981 Bytes 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 //Program to check if the given number is a lucky number or not import java.util.*; public class LuckyNumber { int c = 2; //Method to check if the number is a Lucky Number public boolean checkLucky(int n) { if(c > n) return true; if(n % c == 0) return false; //Position of the element n = n - (n/c); //Incrementing the counter variable c++; return checkLucky(n); } //Main method public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.println("Enter the number to be checked : "); int a = sc.nextInt(); LuckyNumber ob = new LuckyNumber(); boolean res = ob.checkLucky(a); if(res == true) { System.out.println(a+" is a Lucky Number"); } else { System.out.println(a+" is NOT a Lucky Number"); } } } |
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