[Aznxmel]

What am i doing wrong here

	double accountNumber (0.0);
	double minutesUsed (0.0), totalMinutes (0.0), minutesUsedInDay (0.0);
	double minutesUsedInNight (0.0), amountDueByUser (0.0), balanceDue(0.0);
	double  preiumDay (0.0), preiumNight (0.0);

	char serviceCode (' '), dayOrNight (' ');



//                             Basic Input

    cout << "\n We will now Calculate your Bill" << endl;
	cout << "\n Input Values when prompted" << endl;
	cout << "\n Enter Account Number";
	cin >> accountNumber;
	cout << "\n Enter Service Code 'R' for Regular, 'P' for Premium";
	cin >> serviceCode << endl;
	


//						The Start of using If/Else Statemenets

//						    Calculating Regular Account

if (serviceCode == 'R'|| 'r')
{
	cout<< "\n Welcome to your Regular Account";
	cout<< "\n Enter Minutes Used"; 
	cin >> minutesUsed ;
	
			if (minutesUsed <= 50) = balanceDue + 10;
			else ((minutesUsed - 50) * .20) + 10;
				
	cout<< "\n Balance Due:";
	cin>> balanceDue;
}

else


//						Calculating Premium Account

if (serviceCode == 'P'|| 'p')

	cout<< "\n Welcome to your Premium Account";
	cout<< "\n Chose 'D' for Day Or 'N' for Night";
	cin >> dayOrNight;


//						Calculating Day Time Minutes

if ( dayOrNight == 'D'|| 'd')
{
	cout<< "\n Welcome to your Preium Day Account";
	cout<< "\n Enter Day time Minutes Used";
	cin>> preiumDay;

		if (minutesUsedInDay <= 75) = preiumDay;
		else (minutesUsedInDay - 75) * .10 = preiumDay;

	cout<< "\n Balance Due:"; preiumDay;
}

//						Calculating Night Time Minutes

if ( dayOrNight == 'N'|| 'n')
{
	cout<< "\n Welcome to your Preium Night Account";
	cout<< "\n Enter Night time Minutes Used";
	cin>> preiumNight;
		
		if (preiumNight  <= 100) = preiumNight;
			else (preiumNight - 100) * .05 = preiumNight

	cout<< "\n Balance Due:"; preiumNight;
}

}