static void Main(string[] args)
{
Account ob1 = new Account("niloy", "83", 100);
ob1.showinfo();
ob1.depositCash(40);
ob1.withdrawCash(10);
ob1.showinfo();
Account ob2 = new Account("nobo", "36", 150);
ob2.showinfo();
ob2.depositCash(50);
ob2.withdrawCash(10);
ob2.showinfo();
ob1.transferCash(ob2, 50);
ob1.showinfo();
Bank aa = new Bank("bank", "uttara");
aa.addAccount(ob1);
aa.showBankinfo();
Bank aaa = new Bank("bank", "azompur");
aaa.deleteAccount(ob1);
aaa.showBankinfo();
}