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What will be the output? 

1.
class DemoString 
{
   public static void main(String...rk)      
      {
          StringBuilder b = new StringBuilder("abcdef");
          b.delete(4,6);
          b.ensureCapacity(22);
          System.out.print(b.capacity()); 
          b.ensureCapacity(23);
          System.out.print(b.capacity());
    }
}

2.
     import java.time.*;
import java.time.format.*;
class DemoDateTime
{
   public static void main(String...rk)
    {
         DateTimeFormatter dtf = DateTimeFormatter.ofPattern("yy/mm/dd");
LocalDateTime ldt = LocalDateTime.of(2015, 10, 10 , 11, 22);
    System.out.println(dtf.format(ldt));       

    }
} 

Comments

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