in java how to compare two strings

1class scratch{
2    public static void main(String[] args) {
3        String str1 = "Nyello";
4        String str2 = "Hello";
5        String str3 = "Hello";
6
7        System.out.println( str1.equals(str2) ); //prints false
8        System.out.println( str2.equals(str3) ); //prints true
9    }
10}