Question

Write a program to input a number. Display the product of the successors of even digits of the number entered by user. 

Input: 2745 
Output: 15

[Hint: The even digits are: 2 and 4
The product of successor of even digits is: 3 * 5 = 15]

Answer 1

public class Q5 
{ public static void sampleMethod(int n) 
{ int d, pdt = 1; 
while (n > 0) 
{
d = n % 10;
if (d % 2 == 0) 
{ d++; // d has successor of even number 
pdt = pdt * d; 
}
n = n / 10; 
} 
System.out.println(pdt); 
}}