import java.util.Scanner;

public class ShipTest {

	public static void main(String[] args) {
		String []k = {"1","2","3"};
		Ship s = new Ship();
		Scanner scn = new Scanner(System.in);
		s.setS(k);
		while(true){
			String a = scn.nextLine();
			s.getit(a);
			if(a.equals("0000")){
				break;
			}
		}

	}

}