class scope_example
{
   public static void main(String args[])
   {
     System.out.println("this is example to understand scope of variable");
     int i;
     i = 15;
     {
       System.out.println("We are in a new block");
      int j;
      j = i*i;
      System.out.println("i and j in new block are "+i+" "+j);
     }  
     int k;
     k = i+2;
     int j;
     j = k+100;     
     System.out.println("i and j out of the new block are "+i+" "+j);
  }
}