void discount ()
{
    float totalBill(0);
    float finalBill(0);
    float disCount(0);
    float div(0.1);
    cout << "Please enter the total bill" << endl;
    cin >> totalBill;
    if(totalBill >= 50)
    {
        disCount = div * totalBill;
    }
    else if(totalBill > 50)
    {
        disCount = 0;
    }
    finalBill = totalBill - disCount;
    cout << "The Total Bill " << totalBill << " The Discount " << disCount << " The Final Bill " << finalBill << endl;
}