Programming Examples

Java program to input 10 integers and find the average of the perfect numbers only


Write a program to input 10 integers and find the average of the perfect numbers only.

Solution

import java.util.*;
class PerfectAverage
{
	public static void main(String arr[])
	{
		int i,j,n,s=0,c,p=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+=j;
			}
			if(c==n)
			{
				s=s+n;
				p++;
			}
		}
		if(p>0)
			System.out.println(“Average of perfect numbers=”+(float)s/p);
		else
			System.out.println(“No perfect no.s present”);
	}
}
Output

CCC Online Test 2021 CCC Practice Test Hindi Python Programming Tutorials Best Computer Training Institute in Prayagraj (Allahabad) Best Java Training Institute in Prayagraj (Allahabad) Best Python Training Institute in Prayagraj (Allahabad) O Level Online Test in Hindi Bank SSC Railway TET UPTET Question Bank career counselling in allahabad Sarkari Naukari Notification Best Website and Software Company in Allahabad Sarkari Exam Quiz