public static void Main()
const double child = 100;
const double adult = 250;
Console.WriteLine("** If not, input zero");
Console.Write("Input number of child ticket: ");
int num1 = int.Parse(Console.ReadLine());
Console.Write("Input number of adult ticket: ");
int num2 = int.Parse(Console.ReadLine());
double child_p = num1 * child;
double adult_p = num2 * adult;
Console.WriteLine("\nTotal price of child ticket {0:n} baht.",child_p);
Console.WriteLine("Total price of adule ticket {0:n} baht.",adult_p);
Console.WriteLine("--------------------------------------------------");
double total = child_p + adult_p;
Console.WriteLine("Total price {0:n} baht.",total);