Notes

package com.kvch;

import java.util.Scanner;

abstract class Bank
{

public abstract void intrest(int amount);
}
class Pnb extends Bank
{


public void intrest(int amount) {
System.out.println("rate of intrest 10 %");

}

}
class Sbi extends Bank
{
public void intrest(int amount) {
System.out.println("rate of intrest 4 %");

}


}

class Hdfc extends Bank
{
public void intrest(int amount) {
int amt=amount*10/100;

System.out.println("rate of intrest 10 %"+amt);

}

}
public class Abstract {

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

System.out.println("select Your Choice");
System.out.println("1. PNB");
System.out.println("2. SBI");
System.out.println("3. HDFC");
int num=sc.nextInt();
switch(num)
{

case 1:
Pnb p= new Pnb();
System.out.println("enter amount ");
int a= sc.nextInt();
p.intrest(a);
break;
case 2:
Sbi s= new Sbi();
System.out.println("enter amount ");
int a1= sc.nextInt();
s.intrest(a1);
break;
case 3:
Hdfc h= new Hdfc();
System.out.println("enter amount ");
int a2= sc.nextInt();

h.intrest(a2);

}

}

}