import java.util.Scanner;

public class Between01 
{
   public static void main(String[] args)
   {
      int a;
 
      Scanner in = new Scanner(System.in); // Construct Scanner object  
 
      System.out.print("Enter a: ");
      a = in.nextInt();  // Read in number into a

      if ( 10 <= a && a <= 20 )
      {
         System.out.println("Number is between 10 and 20");
      }
   }
}