#include <iostream>
#include <string>
#include <math.h>
using namespace std;

int rjd(long long int s)
{
    int f = s % 10;
    if ( f >= 5)
    {
        s += 10 - f;
    }
    else
    {
        s -= f;
    }
    return s;
}


int main() {
    string line;
    long long int sum = 0;
    while (getline(cin,line))
    {
            string number;
            int i = 0;
            if (line[i] >= '0' && line[i] <= '9')
            {
                while (line[i] >= '0' && line[i] <= '9')
                {
                    number += line[i];
                    i++;
                }
                i+=2;

                int num = stoi(number);

                sum += ( line.length() - i ) * num;
            }
            else
            {
                sum += line.length() * 42;
            }
    }
    cout << rjd(sum) << endl;
    return 0;
    }