import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        char rooms;
        Scanner s = new Scanner(System.in);
        System.out.print("If you have a duplex enter \"y\" else enter Quantity of rooms");
        rooms = s.next().charAt(0);//Save the input as char *
            switch(rooms){//Checking what he input was *
                case 'y':
                    System.out.print("You have to pay: "+200);
                    break;
                case '5':
                    System.out.print("You have to pay: "+180);
                    break;
                case '4':
                    System.out.print("You have to pay: "+150);
                    break;
                case '3':
                    System.out.print("You have to pay: "+120);
                    break;
                default ://Alert message if the input was wrong
                    System.out.print("enter room number between 3-5");
            }
    }
        }