Question

write a program to enter phone number calculate and display the sum and the average of a number using scanner class in Java​

Answer 1

Answer:

import java.util.Scanner;

public class KboatMagicNum

{

public static void main(String args[]) {

Scanner in = new Scanner(System.in);

System.out.print("Enter number to check: ");

int num = in.nextInt();

int n = num;

while (n > 9) {

int sum = 0;

while (n != 0) {

int d = n % 10;

n /= 10;

sum += d;

}

n = sum;

}

if (n == 1)

System.out.println(num + " is Magic Number");

else

System.out.println(num + " is not Magic Number");

}

}

OUTPUT