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Program 6

using System;

class C{

  public static void Main(){
    BankAccount ba = new BankAccount("Peter", 1000);             
    Console.WriteLine(ba);
    
    ba.Balance += 100;            // read balance + deposit
    Console.WriteLine(ba);
    
    ba.Balance -= 300;            // read balance + withdraw
    Console.WriteLine(ba);
    
    decimal amount = ba.Balance;  // read balance
    ba.Balance = amount + 100;    // deposit
    Console.WriteLine(ba);
    
    ba.Balance = 400;             // illegal deposit
    Console.WriteLine(ba);

  }

}