java program to input 10 integers and find the largest prime number if any

Programming Example

Write a program to input 10 integers and find the largest prime number if any.

Solution

import java.util.*;
class LargestPrime
{
	public static void main(String arr[])
	{
		int i,j,n,s=0,c,p=0,l=0;
		Scanner sc=new Scanner(System.in);
		System.out.println(“Enter 10 integers:”);
		for(i=1;i<=10;i++)
		{
			n=sc.nextInt();
			c=0;
			for(j=1;j<=n;j++)
			{
				if(n%j==0)
				c++;
			}
			if(c==2)
			{
				p++;
				if(p==1)
					l=n;
				if (n>l)
					l=n;
			}
		}
		if(p>0)
			System.out.println(“Largest prime numbers=”+l);
		else
			System.out.println(“No prime no.s present”);
	}
}
Output

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