public double Convert(currency cur1, currency cur2, int quantity = 1)
{
cur1.PrintCurInfo();
cur2.PrintCurInfo();
Console.Write($"{quantity} {cur1.Name} in {cur2.Name}: ");
return(quantity * (cur2.ToDollar / cur1.ToDollar));
}
static void Main(string[] args)
{
currency c1 = new currency(0.751, "pound sterling");
currency c2 = new currency(0.845, "euro");
CurConverter converter = new CurConverter();
Console.WriteLine("{0:f3}", converter.Convert(c1, c2));
currency c3 = new currency(58.42, "rubl");
currency c4 = new currency(329.23, "tenge");
Console.WriteLine("{0:f3}", converter.Convert(c3, c4, 100));
}
