Program to Print given Number is Prime or Not until User Exits:
import java.util.Scanner; public class Check { public static void main(String[] args) { Scanner scan = new Scanner(System.in); while(true) { System.out.print(“Enter table number : “); int n = scan.nextInt(); int count=0; for(int i=1 ; i<=n ; i++) { if(n%i==0) { count++; } } if(count==2) { System.out.println(n + ” is Prime”); } else { System.out.println(n + ” is not Prime”); } System.out.print(“Do you want print another table ? (y/n): “); char ch = scan.next().charAt(0); if(ch==’n’) { break; } } System.out.println(“Exiting program.”); } } |