public class StringsDemo
{
  public static void main(String args[]){
    System.out.println("Hello " + "World!");
    
    boolean isAlive = false;
    System.out.println("isAlive is "+isAlive+".");
    
    System.out.print("This ");
    System.out.print("is ");
    System.out.print("a ");
    System.out.println("sentence.");

    
    for(int x=10; x>0; x--){
      for(int y=0; y<x; y++){
        System.out.print("#");
      }
      System.out.println("");
    }
  }
}