import java.io.*;

class TwoNums2 
{
//  A program that prompts for two numbers then prints the difference between
//  the two squares.

 public static void main (String[] args) throws IOException
 {
   int m,n,d;
   BufferedReader in = Text.open(System.in);

   System.out.print("Enter first number: ");
   m=Text.readInt(in);
   System.out.print("Enter second number: ");
   n=Text.readInt(in);
   d=m*m-n*n;
   System.out.println("The difference between the two squares is: "+d);
 }
}