public static void Main()
Console.Write("How many customer : ");
int customer = int.Parse(Console.ReadLine());
Console.Write("How many ice bucket : ");
int ice = int.Parse(Console.ReadLine());
Console.Write("How many drink bottle : ");
int drink = int.Parse(Console.ReadLine());
Console.WriteLine("------------------------------------------------------------------------");
Console.WriteLine("Type\t\t\tUnit\t\t\tPrice\t\t\tTotal");
Console.WriteLine("------------------------------------------------------------------------");
const int custPrice=299, icePrice=15, drinkPrice=20;
int totalCus=customer*custPrice, totalIce=ice*icePrice, totalDrink=drink*drinkPrice;
Console.WriteLine("Cust\t\t\t {0}\t\t\t {1}\t\t\t{2:N}",customer, custPrice, totalCus);
Console.WriteLine("Ice\t\t\t {0}\t\t\t {1}\t\t\t {2:N}",ice, icePrice, totalIce);
Console.WriteLine("Drink\t\t\t{0}\t\t\t {1}\t\t\t {2:N}",drink, drinkPrice, totalDrink);
Console.WriteLine("------------------------------------------------------------------------");
int TotalPrice=totalCus+totalIce+totalDrink;
Console.WriteLine("Total price\t\t\t\t\t\t\t\t\t {0:N}",TotalPrice);
Console.WriteLine("Add service charge\t\t\t\t\t\t\t\t\t{0}%",charge);
double netPrice = TotalPrice+((TotalPrice*charge)/100);
Console.WriteLine("Total price\t\t\t\t\t\t\t\t\t {0:N}",netPrice);