Question

Assignment 2
Write a Java program to input an integer from the user. Check and display the number
input is a two digit number, a three-digit number or a four digit number, else display
"number not in range".
Input: 200
Output: It is a three-digit number​

Answer 1

Answer:

import java.util.* ;

class Example

{

public static void main()

{

Scanner sc=new Scanner(System.in);

int n,l;

String str1,str;

System.out.println("Enter A Number");

n=sc.nextInt();

str1=n.toString();

str=str.trim();

l=str.length();

if(l==2)

System.out.println( "It is a two digit number");

else

if(l==3)

System.out.println("It is a three digit number");

else

if(l==4)

System.out.println("It is a four digit number");

else

System.out.println("Number not in range");

}

}

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