uva 486

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef unsigned long long ull;
#define testcase int tc; cin >> tc; while(tc--)
#define nl printf("\n")

int main()
{
    #ifndef ONLINE_JUDGE
        freopen("input.txt", "r", stdin);
        freopen("output.txt", "w", stdout);
    #endif

    string s;

    while (getline(cin, s))
    {
        istringstream iss(s);

        string word;
        ll total = 0, sum = 0;
        while(iss>>word)
        {
            if(word=="negative")
                cout << "-";
            if(word=="zero")
                sum+=0;
            else if(word=="one")
                sum+=1;
            else if(word=="two")
                sum+=2;
            else if(word=="three")
                sum+=3;
            else if(word=="four")
                sum+=4;
            else if(word=="five")
                sum+=5;
            else if(word=="six")
                sum+=6;
            else if(word=="seven")
                sum+=7;
            else if(word=="eight")
                sum+=8;
            else if(word=="nine")
                sum+=+9;
            else if(word=="ten")
                sum+=10;
            else if(word=="eleven")
                sum+=11;
            else if(word=="twelve")
                sum+=12;
            else if(word=="thirteen")
                sum+=13;
            else if(word=="fourteen")
                sum+=14;
            else if(word=="fifteen")
                sum+=15;
            else if(word=="sixteen")
                sum+=16;
            else if(word=="seventeen")
                sum+=17;
            else if(word=="eighteen")
                sum+=18;
            else if(word=="nineteen")
                sum+=19;
            else if(word=="twenty")
                sum+=20;
            else if(word=="thirty")
                sum+=30;
            else if(word=="fourty")
                sum+=40;
            else if(word=="fifty")
                sum+=50;
            else if(word=="sixty")
                sum+=60;
            else if(word=="seventy")
                sum+=70;
            else if(word=="eighty")
                sum+=80;
            else if(word=="ninety")
                sum+=90;
            else if(word=="hundred")
                sum*=100;
            else if(word=="thousand")
            {
                total+=sum*1000;
                sum=0;
            }
            else if(word=="million")
            {
                total+=sum*1000000;
                sum=0;
            }
        }
        total+=sum;
        cout << total;
        nl;
    }

    return 0;
}