01.FruitMarket

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;


class FruitMarket
{
    static void Main(string[] args)
    {
        string DayOfWeek = Console.ReadLine();
        double quantFirstProd = double.Parse(Console.ReadLine());
        string firstProd = Console.ReadLine();
        double quantSecondProd = double.Parse(Console.ReadLine());
        string SecondProd = Console.ReadLine();
        double quantThirdProd = double.Parse(Console.ReadLine());
        string ThirdProd = Console.ReadLine();

        Dictionary<string, double> products = new Dictionary<string, double>();
        products.Add("banana",1.80);
        products.Add("cucumber",2.75);
        products.Add("tomato",3.20);
        products.Add("orange",1.6);
        products.Add("apple",0.86);

        switch (DayOfWeek)
        {
            case "Friday":
                products["banana"] -= 10.0/100*products["banana"] ;
                products["cucumber"] -= 10.0/100*products["cucumber"] ;
                products["tomato"] -= 10.0/100*products["tomato"] ;
                products["orange"] -= 10.0/100*products["orange"] ;
                products["apple"] -= 10.0/100*products["apple"] ;
                break;
            case "Sunday" :
                products["banana"] -= 5.0/100*products["banana"] ;
                products["cucumber"] -= 5.0/100*products["cucumber"] ;
                products["tomato"] -= 5.0/100*products["tomato"] ;
                products["orange"] -= 5.0/100*products["orange"] ;
                products["apple"] -= 5.0/100*products["apple"] ;
                break;
            case "Tuesday":
                products["banana"] -= 20.0/100*products["banana"] ;
                products["orange"] -= 20.0/100*products["orange"] ;
                products["apple"] -= 20.0/100*products["apple"] ;
                break;
            case "Wednesday":
                products["cucumber"] -= 10.0/100*products["cucumber"] ;
                products["tomato"] -= 10.0/100*products["tomato"] ;
                break;
            case "Thursday":

                products["banana"] -= 30.0/100*products["banana"] ;
                break;

        }
        double sum = 0;
        sum = quantFirstProd * products[firstProd] + quantSecondProd * products[SecondProd] + quantThirdProd * products[ThirdProd];

        Console.WriteLine("{0:f2}",sum);

    }
}