public class Test {
   public static void main(String args[]) {
   String Str1;
   String Str2;
   int i,j;
   Str1 = "This is a string";
   Str2 = "welcome java study";
   i = Str1.length();
   j = Str2.length();
   System.out.println("Str1 Len" + i);
   System.out.println("Str2 Len" + j);
}
}