# Input a number and check whether all digits are even or not using while loop in Java

###### while Loop - Question 12

In this question, we will see how to input a number and check if all digits in the number are even digit or not in Java programming using while loop. To know more about while loop click on the while loop lesson.

Q12) Write a program in Java to input a number and check if all digits in the number are even digit or not using while loop.

#### Program

``````import java.util.Scanner;

public class Q12
{
public static void main(String args[])
{
int n,d,td=0,ed=0;
Scanner sc=new Scanner(System.in);

System.out.print("Enter any number ");
n=sc.nextInt();

while(n>0)
{
d=n%10;
if(d%2==0)
{
ed=ed+1;		// counting the even digits
}
td=td+1;			// counting the total number of digits
n=n/10;
}

if(td==ed)
{
System.out.println("All digits are even digit");
}
else
{
System.out.println("All digits are not even digit");
}
}
}``````

#### Output

```Enter any number 6248
All digits are even digit```