Calculate Reward Points

 HPVISACARD.JAVA:

class HPVISACard extends VISACard{
	
	
    public HPVISACard(String type, double reward, double amount) {
		super(type, reward, amount);
		// TODO Auto-generated constructor stub
	}

	public HPVISACard() {
		// TODO Auto-generated constructor stub
	}

	public Double computeRewardPoints(String type, Double amount){
			
        //fill code here
    	  if(type.equalsIgnoreCase("Fuel")) {
    		  double reward2= 0.01*amount+10;
    		  return reward2;
    	  }else {
    		  super.computeRewardPoints(type, amount);
    		  double reward3=001*amount;
    		  return reward3;
    	  }
      }
  }

VISACARD.JAVA:

public class VISACard {
    String type;
    double amount;
    double reward;
    public VISACard(){
    }
    
    public VISACard(String type, double reward, double amount) {
		super();
		this.type = type;
		this.reward = reward;
		this.amount = amount;
	}
	
		public Double computeRewardPoints(String type, Double amount){
			this.amount=amount;
			this.reward=reward;
			reward=0.01*amount;
			return reward;
		}

}

MAIN.JAVA:

import java.io.*;
import java.util.Scanner;
public class Main { 
    public static void main(String[] args){ 
        
    Scanner sc=new Scanner(System.in).useDelimiter("\n");
    
    VISACard visaCard;
    String contd;
    do{
        System.out.println("Enter the transaction detail");
        String input=sc.next();
        String[] inputs=input.split(",");
        if(inputs[2].equals("VISA card")){
           visaCard=new VISACard();
           double reward=visaCard.computeRewardPoints(inputs[0],Double.parseDouble(inputs[1]));
           
           System.out.println("Total reward points earned in this transaction is "+String.format("%.2f",reward));
        }
        else if(inputs[2].equals("HPVISA card")){
            visaCard=new HPVISACard();
            double reward=visaCard.computeRewardPoints(inputs[0],Double.parseDouble(inputs[1]));
           
            System.out.println("Total reward points earned in this transaction is "+String.format("%.2f",reward));
        }
        else{
            System.out.println("Invalid data");
        }
        System.out.println("Do you want to continue?(Yes/No)");
        contd=sc.next();
    
    }
    while(contd.equalsIgnoreCase("Yes"));
    } 
}