import java.util.*;

class Boat {

	String id_number;

		public string getBoat() {
		return id_number;
		}

		public void setIdnumber(String id_number) {
		this.id_number = id_number;
		}
}

class Rowing_boat extends Boat {
		
	int cost;
	String id_rnumber, landmark_name;

		public int getCost() {
		return cost;
		}

		public void setCost(int cost) {
		this.cost = cost;
		}

		public String getId_rnumber() {
		return id_rnumber;
		}

		public void setId_rnumber(String id_rnumber) {
		this.id_rnumber = id_rnumber;
		}

		public String getLandmark_name() {
		return landmark_name;
		}
		
		public void setLandmark_name(String landmark_name) {
		this.landmark_name = landmark_name;
		}

}

class Assignment1 {

	public static void main (String [] args) {
	
	Boat boat = new Boat();
	Rowing_boat rboat = new Rowing_boat();

	boat.setId_number("2");

	rboat.setCost(6);
	rboat.setId_rnumber("ID - 222");
	rboat.setLandmark_name("RiverDome");

	System.out.println();
	System.out.println("ROWING BOAT");
	System.out.println();	
	System.out.println("Rowing Boat Cost Per Hour: " + "$ " + rboat.getCost());
	System.out.println("Rowing Boat Number: " + rboat.getId_rnumber());
	System.out.println("Rowing Boat Name: " + rboat.getLandmark_name());

	}

}