Inheritance

OVERRIDING-SIMPLE

Sample Input/Output 1:

Enter the name of the event:
Science Fair
Enter the detail of the event:
Explore Technology
Enter the owner name of the event:
ABCD
Enter the type of the event:
1.Exhibition
2.StageEvent
1
Enter the number of stalls:
65
The projected revenue of the event is 650000.0

Sample Input/Output 2:

Enter the name of the event:
Magic Show
Enter the detail of the event:
See Magic without Logic
Enter the owner name of the event:
SDFG
Enter the type of the event:
1.Exhibition
2.StageEvent
2
Enter the number of shows:
10
Enter the number of seats per show:
100
The projected revenue of the event is 50000.0

CODE:

public abstract class Event {

    String name,detail,ownerName;
    
    Event(String name, String detail, String ownerName){
        this.name=name;
    this.detail=detail;
    this.ownerName=ownerName;
    }
    
    
    
    public String getName() {
return name;
}



public String getDetail() {
return detail;
}


public String getOwnerName() {
return ownerName;
}


public abstract Double projectedRevenue();
    

}


class Exhibition extends Event {
    
Integer noOfStalls;
double revenue;
      
Exhibition(String name, String detail, String ownerName, Integer noOfStalls){
super(name,detail,ownerName);
this.noOfStalls=noOfStalls;
}

public Double projectedRevenue() {
revenue=10000*noOfStalls;
return revenue;
}
}

class StageEvent extends Event {
    
double revenue;
Integer noOfShows,noOfSeatsPerShow;
StageEvent(String name, String detail, String ownerName, Integer noOfShows, Integer noOfSeatsPerShow){
super(name,detail,ownerName);
this.noOfShows=noOfShows;
this.noOfSeatsPerShow=noOfSeatsPerShow;
}
public Double projectedRevenue() {
revenue=50*noOfSeatsPerShow*noOfShows;
return revenue;
}

      
          //your code here
}

import java.io.IOException;
import java.util.Scanner;

 

public class Main {
    public static void main(String[] args) throws IOException {
         Scanner sc = new Scanner(System.in);
         System.out.println("Enter the name of the event:");
         String name=sc.nextLine();
         System.out.println("Enter the detail of the event:");
         String detail=sc.nextLine();
         System.out.println("Enter the owner name of the event:");
         String owner=sc.nextLine();      
         System.out.println("Enter the type of the event:\n1.Exhibition\n2.StageEvent");
         int n=sc.nextInt();
         switch (n)
         {
            case 1:
                System.out.println("Enter the number of stalls:");
                int stall=sc.nextInt();
                Event e=new Exhibition(name,detail,owner,stall);
                System.out.println("The projected revenue of the event is "+e.projectedRevenue());
                break;
            case 2:
                System.out.println("Enter the number of shows:");
                int show=sc.nextInt();
                System.out.println("Enter the number of seats per show:");
                int seat=sc.nextInt();
                Event s=new StageEvent(name,detail,owner,show,seat);
                System.out.println("The projected revenue of the event is "+s.projectedRevenue());
                break;
         }
    }
}

Comments

Post a Comment

Popular posts from this blog

  Primitive Wrappers | java.lang | java.util CUSTOMER ADDRESS USING STRING BUILDER Sample Input & Output: Enter Address Details : Enter Line 1 : 152, South Block Enter Line 2 : Raisina Hill Enter City : New Delhi Enter Country : India Enter Zip Code : 110011 Address Details : 152, South Block, Raisina Hill, New Delhi - 110011 India CODE: // fill your code here public class Address {      private String line1; private String line2; private String city; private String country; private int zipCode; public String getLine1() { return line1; } public void setLine1(String line1) { this.line1 = line1; } public String getLine2() { return line2; } public void setLine2(String line2) { this.line2 = line2; } public String getCity() { return city; } public void setCity(String city) { this.city = city; } public String getCountry() { return country; } public void setCountry(String country) { this.country = country...
Read more
Collections: ARRAYLIST - INTRODUCTION Sample Input and Output 1: Enter the username 1 John Do you want to continue?(y/n) y Enter the username 2 Joe Do you want to continue?(y/n) n The Names entered are: John Joe CODE: import java.util.ArrayList; import java.util.Scanner; public class Main {     public static void main(String args[]) { String user; Scanner sc = new Scanner(System.in); ArrayList<String> al = new ArrayList<String>(); int i = 1; do { System.out.println("Enter the username "+i); al.add(sc.nextLine()); System.out.println("Do you want to continue?(y/n)"); user = sc.nextLine(); i++; }while(user.equalsIgnoreCase("y")); System.out.println("The Names entered are:"); for(String a:al) { System.out.println(a); } } }
Read more
Collections: TREEMAP To assist Event organizers, you need to develop a console application that shows the number of tickets sold in a particular price category. Sample Input and Output : [All Texts in bold corresponds to the input and rest are output] Enter the number of events: 3 Enter event details in CSV(Customer Name,Ticket Price,No of Seats Booked) Emily ,100,5 Natalie ,200,10 Grace ,100,3 Ticket Price    Tickets Booked 100                 8 200                 10 CODE: //package com.mycom.collections.map; import java.util.Scanner; import java.util.Set; import java.util.TreeMap; public class Main {     public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.println("Enter the number of events:"); int num = Integer.parseInt(sc.nextLine()); TreeMap<I...
Read more