using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
namespace _2_6
{
    internal class Program
    {
        static void Main(string[] args)
        {
            double price, total;
            Console.WriteLine("******************************");
            Console.WriteLine("      Program Laundty Fee     ");
            Console.WriteLine("******************************");
            // Input customer details
            Console.Write("code: ");
            string CODE = Console.ReadLine();
 
            Console.Write("name: ");
            string NAME = Console.ReadLine();
 
            Console.Write("Enter quantity of clothes: ");
            int QUANTITY = int.Parse(Console.ReadLine());
 
            // Variable to store the laundry price
            double PRICE = 0.0;
 
            // Calculate laundry cost
            if (QUANTITY >= 1 && QUANTITY <= 100)
            {
                PRICE = 200.0; // Fixed price for 1-100 pieces
            }
            else if (QUANTITY >= 101 && QUANTITY <= 300)
            {
                PRICE = 300.0; // Fixed price for 101-300 pieces
            }
            else if (QUANTITY >= 301 && QUANTITY <= 500)
            {
                PRICE = 500.0; // Fixed price for 301-500 pieces
            }
            else if (QUANTITY > 500)
            {
                PRICE = 500.0 + (QUANTITY - 500) * 5.0; // Additional charge for pieces above 500
            }
 
            // Display results
            Console.WriteLine("\n===== Laundry Service Receipt =====");
            Console.WriteLine("Customer Code: " + CODE);
            Console.WriteLine("Customer Name: " + NAME);
            Console.WriteLine("Quantity of Clothes: " + QUANTITY + " pieces");
            Console.WriteLine("Total Laundry Cost: " + PRICE.ToString("F2") + " THB");
 
 
        }
    }
}

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