import java.util.Scanner;

public class SafelyCreateRectangle {
  public static void main(String []args) {
    Scanner sc = new Scanner(System.in);
    
    while(true) {
      System.out.print("Width: ");
      int width = sc.nextInt();
      System.out.print("Height: ");
      int height = sc.nextInt();
      Rectangle r;
      try {
        r = new Rectangle(width, height);
        System.out.println(r);
        break;
      }
      catch(IllegalArgumentException ex) {
        System.out.println("Invalid Argument. Try again..");
      }
    }
  }
}