feat:Abstract Class Added

Author: danielprinceD

Inheritance/Bank_Account.java

@@ -0,0 +1,56 @@
+package Inheritance;
+
+import java.util.Scanner;
+
+class Account
+{
+    int AccID;String HolderName;int Balance;
+    Account(int id, String name,int bal)
+    {
+        this.HolderName = name;
+        if(id >=100 && id <=999)this.AccID = id;
+        else this.AccID = -1;
+        if(Balance >=0)this.Balance = bal;
+        else this.Balance = 0;
+    }
+
+}
+class VIPAccount extends Account
+{
+    int neg_bal;
+    VIPAccount(int AccID , String HolderName , int Balance)
+    {
+        super(AccID, HolderName, Balance);
+        Scanner s = new Scanner(System.in);
+        int credit=s.nextInt();
+        neg_bal = s.nextInt();
+        
+        System.out.println(Balance);
+        setAccountBalance(neg_bal);
+    }
+    public int credit_amt(int amt)
+    {
+        super.Balance +=amt;
+        return super.Balance;
+    }
+    
+    public void setAccountBalance(int neg)
+    {
+            System.out.println(super.AccID + " " + super.HolderName + " "+super.Balance);
+            System.out.println("The balance can be negative but no less than -10000");
+    }
+}
+public class Bank_Account {
+public static void main(String[] args) {
+    
+    Scanner s = new Scanner( System.in);
+    int id = s.nextInt();
+    String name = s.next();
+    int bal = s.nextInt();
+    int credit = s.nextInt();
+    int neg = s.nextInt();
+    VIPAccount v = new VIPAccount(id,name,bal);
+    v.
+}
+    
+}

abstract_class.java

@@ -0,0 +1,31 @@
+package Inheritance;
+abstract class A
+{
+    abstract void print();
+}
+class B extends A
+{
+    void print()
+    {
+        System.out.println("Hello");
+    }
+}
+class C extends A
+{
+
+    void print()
+    {
+        System.out.println("Hello C");
+    }
+}
+public class abstract_class {
+    public static void main(String[] args) {
+        A a = new B();
+        A c = new C();
+        a.print();
+        c.print();
+        Object o = 10.0;
+        System.out.println();
+
+    }
+}