#include<stdio.h>

int categories[10][10];
double taxes[]={0,10,15,25,28,33,35,39.6};
char name[30];


void initial()
{
    //TYPE 1
    categories[1][1]=9075;
    categories[1][2]=36900;
    categories[1][3]=89350;
    categories[1][4]=186350;
    categories[1][5]=405100;
    categories[1][6]=406750;
    categories[1][7]=500000;

    //TYPE 2
    categories[2][1]=18150;
    categories[2][2]=73800;
    categories[2][3]=148850;
    categories[2][4]=226850;
    categories[2][5]=405100;
    categories[2][6]=457600;
    categories[2][7]=500000;

    //TYPE 3
    categories[3][1]=12950;
    categories[3][2]=49400;
    categories[3][3]=127550;
    categories[3][4]=206600;
    categories[3][5]=405100;
    categories[3][6]=432200;
    categories[3][7]=500000;

    //TYPE 4
    categories[4][1]=9075;
    categories[4][2]=36900;
    categories[4][3]=74425;
    categories[4][4]=113425;
    categories[4][5]=202550;
    categories[4][6]=228800;
    categories[4][7]=500000;

}

int main()
{
    //freopen("date.in","r",stdin);
    //freopen("date.out","w",stdout);
    int sol,type,rate,i;
    double money;

    gets(name);
    scanf("%lf",&money);

    switch(name[0])
    {
        case 'S':
        {
            if(name[1]=='i')
                type=1;
            else if(name[1]=='u')
                type=2;
            break;
        }
        case 'M':
        {
            if(name[8]=='j')
                type=2;
            else if(name[8]=='f')
                type=4;
            break;
        }
        case 'H':
        {
            type=3;
            break;
        }
    }

    initial();

    for(i=1;i<=10;++i)
        if(money>categories[type][i-1] && money<=categories[type][i])
        {
            rate=i;
            break;
        }

    sol=(int)(money*taxes[rate]/100);
    printf("%d\n",sol);

    return 0;
}