public class StringTests{
public static void main(String[] args) {
String s1, s2, s3, s4, s5, s6;
s1=new String("Hello");
s2="Hello";
s3=s1;
s4="Hello";
s5="World";
s6=new String ("World");
System.out.println(s1==s2);
System.out.println(s1==s3);
System.out.println(s1==s4);
System.out.println(s1==s4);
System.out.println(s1==s5);
System.out.println(s1==s6);
System.out.println(s2==s3);
System.out.println(s2==s4);
System.out.println(s2==s5);
System.out.println(s2==s6);
System.out.println(s3==s5);
System.out.println(s3==s6);
System.out.println(s4==s5);
System.out.println(s4==s6);
System.out.println(s5==s6);
}
}