Thread: error in this code

import java.io.*;
public class KeyboardReading
{
public static void main(String args[]) throws IOException
{
DataInputStream dis = new DataInputStream(System.in);
System.out.println("Enter your name: ");
String str1 = dis.readLine();
System.out.println("I know your name is " + str1);
System.out.println("Enter a whole number: ");
String str2 = dis.readLine();
int x = Integer.parseInt(str2);
System.out.println("Enter a double value: ");
String str3 = dis.readLine();
double y = Double.parseDouble(str3);

if(x > y)
System.out.println("First number " +x + " is greater than second number " + y);
else
System.out.println("First number " +x + " is less than second number " + y);

dis.close();
}
}