StringTests.java

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);
 }
}