Programming Examples

Java program to input an integer and check whether it is perfect, abundant or deficient number


Write a program to input an integer and check whether it is perfect, abundant or deficient number. If the sum of the factors excluding itself is equal to that number it is perfect, if greater than that number it is abundant and if less than that number it is deficient number.

Solution

class PerfectAbundantDeficient
{
	public static void main(Strign arr[])
	{
		Scanner sc=new Scanner(System.in);
		int i,n,s=0;
		System.out.println("Enter an integer:");
		n=sc.nextInt();
		for(i=1;i<n;i++)
		{
			if(n%i==0)
			s+=i;
		}
		if(s==n)
			System.out.println("Perfect Number");
		else if(s>n)
			System.out.println("Abundant Number");
		else
			System.out.println("Deficient Number");	
	}
}
Output

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