Input a number and check if it is a duck number or not using a function in Java
Function - Question 5
In this question, we will see how to input a number and check if it is a duck number or not in Java programming using a function. To know more about function click on the function lesson.
Q5) Write a program in Java to input a number and check if it is a duck number or not using a function. The function should return 1 if the numbers is a duck number else return 0.
A duck number is a number which has zero present in it.
Example: 3210, 7056, 35070, etc.
Program
import java.util.Scanner;
public class Q5
{
public static int ducknumber(int num)
{
int d;
while(num>0)
{
d=num%10;
if(d==0)
{
return 1;
}
num=num/10;
}
return 0;
}
public static void main(String args[])
{
int n;
Scanner sc=new Scanner(System.in);
System.out.print("Enter a number ");
n=sc.nextInt();
if(ducknumber(n)==1)
{
System.out.print("Duck Number");
}
else
{
System.out.print("Not Duck Number");
}
}
}Output
Enter a number 73062 Duck Number
