using System;

​

namespace calculatecost

{                   

public class Program

{

    public static void Main()

    {

        int no=int.Parse(Console.ReadLine());

        char f = Console.ReadLine()[0];

        char d = Console.ReadLine()[0];

        int t=UserProgramCode.calculateCost(no,f,d);

        if(t==-2)

        {

        Console.WriteLine("Invalid type of flower");

        }

        else if(t==-1)

        {

            Console.WriteLine("Too low cost");

        }

        else if(t==-3)

        {

               Console.WriteLine("Invalid decoration type");

        }

        else{

        Console.WriteLine(t);

        }

    }

}

}   

public class UserProgramCode

{

public static int calculateCost(int cost, char ftype,char dtype)

{

    int total;

    if (dtype == 'S') 

    {

        if (ftype == 'N')

        {

            total =15000 + (cost * 400);

        }

        else if (ftype == 'E')

        { 

            total = 15000 + (cost * 700);

        } 

        else 

        { 

            total = -2; 

            return total; 

        }

    } 

    else if (dtype == 'C')

    {

if (ftype == 'N')

{

    total = 25000 + (cost * 400);

} 

        else if (ftype == 'E')

{ 

            total = 25000 + (cost * 700);

} 

        else 

        { 

            total = -2;

        return total; 

        } 

}

    else 

    { 

        total = -3;

       return total;

    }

if (total < 20000) 

{ 

    total = -1;

 return total;

}

    return total;

} 

}