#include <iostream>
#include <fstream>
#include <set>
#include <string>
using namespace std;
void
split(char *token, const char *delimit, set<string> *pv)
{
char *tk;
tk = strtok(token, delimit);
while (tk != NULL) {
pv->insert(tk);
tk = strtok(NULL, delimit);
}
}
void
split(string *token, const char *delimit, set<string> *pv)
{
char *c = new char[token->size()];
strcpy(c, token->c_str());
split(c, delimit, pv);
}
int
score(string *s)
{
int n = 0;
for (string::iterator it = s->begin(), end = s->end(); it != end; it++)
{
n += *it - 'A' + 1;
}
return n;
}
int
main(int argc, char **argv)
{
ifstream fin("names.txt");
set<string> set_names;
int ans = 0;
string s;
fin >> s;
split(&s, "\",", &set_names);
int i = 1;
for(set<string>::iterator it = set_names.begin(), end = set_names.end(); it != end; it++)
{
string t = *it;
ans += score(&t) * i++;
}
cout << ans << endl;
return 0;
}