targuil1

import java.util.Scanner;

public class targuil1 {
    public static void main(String[] args) {
        Scanner s= new Scanner (System.in);

        System.out.println("enter a num of a room between 3 and 5 ");
        int numofroom, sum;
        numofroom=s.nextInt();

        switch (numofroom){
            case 3 :
               sum=120;
                System.out.println("the sum is:"+sum);
               break;
            case 4:
                sum=150;
                System.out.println("the sum is:"+sum);
                break;
        }
        if(numofroom==5 ){
            System.out.println("it's duplex ? y/n");
             char a=s.next().charAt(0);
             if(a=='y'){
                 sum=200;
                 System.out.println("the sum is:"+sum);
             }
             else {
                 sum=180;
                 System.out.println("the sum is:"+sum);
             }
        }

    }
}